Modify trigger receive function.

Turn on PULSE_MODE. Use "struct" to express channel.
Modify LED notification.
2021-05-24 16:20:25 +08:00 · 2021-05-21 15:26:15 +08:00 · 2021-05-07 17:39:57 +08:00 · 2021-05-07 16:28:49 +08:00 · 2021-05-03 18:01:13 +08:00 · 2021-05-03 14:57:29 +08:00
40 changed files with 5492 additions and 4364 deletions
@@ -18,8 +18,8 @@
 			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
 				<configuration artifactExtension="out" artifactName="${ProjName}" buildProperties="" cleanCommand="${CG_CLEAN_CMD}" description="" errorParsers="org.eclipse.rtsc.xdctools.parsers.ErrorParser;com.ti.rtsc.XDCtools.parsers.ErrorParser;com.ti.ccstudio.errorparser.CoffErrorParser;com.ti.ccstudio.errorparser.LinkErrorParser;com.ti.ccstudio.errorparser.AsmErrorParser;org.eclipse.cdt.core.GmakeErrorParser" id="com.ti.ccstudio.buildDefinitions.TMS470.Default.67178137" name="FlashROM" parent="com.ti.ccstudio.buildDefinitions.TMS470.Default" postbuildStep="${CG_TOOL_HEX} -order MS --memwidth=8 --romwidth=8 --intel -o      ${ProjName}.hex ${ProjName}.out" prebuildStep="">
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 								<listOptionValue builtIn="false" value="DEVICE_CONFIGURATION_ID=Cortex M.CC2650F128"/>
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@@ -34,17 +34,17 @@
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@@ -70,7 +70,7 @@
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@@ -86,71 +86,71 @@
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@@ -0,0 +1,283 @@
+
+#ifndef Elite15_PIN
+#define Elite_15PIN
+
+#include "Elite_PIN.h"
+
+static void update_latch_status (uint32_t latch_num, uint32_t elite_pin, bool highlow) {
+    switch (latch_num) {
+        case LOAD0: {
+            switch (elite_pin) {
+                case D0: {
+                    LH.LATCH0[0] = highlow;
+                    break;
+                }
+                case D1: {
+                    LH.LATCH0[1] = highlow;
+                    break;
+                }
+                case D2: {
+                    LH.LATCH0[2] = highlow;
+                    break;
+                }
+                case D3: {
+                    LH.LATCH0[3] = highlow;
+                    break;
+                }
+                case D4: {
+                    LH.LATCH0[4] = highlow;
+                    break;
+                }
+                case D5: {
+                    LH.LATCH0[5] = highlow;
+                    break;
+                }
+                case D6: {
+                    LH.LATCH0[6] = highlow;
+                    break;
+                }
+                case D7: {
+                    LH.LATCH0[7] = highlow;
+                    break;
+                }
+                default: {
+                    break;
+                }
+            }
+            break;
+        }
+        case LOAD1: {
+            switch (elite_pin) {
+                case D0: {
+                    LH.LATCH1[0] = highlow;
+                    break;
+                }
+                case D1: {
+                    LH.LATCH1[1] = highlow;
+                    break;
+                }
+                case D2: {
+                    LH.LATCH1[2] = highlow;
+                    break;
+                }
+                case D3: {
+                    LH.LATCH1[3] = highlow;
+                    break;
+                }
+                case D4: {
+                    LH.LATCH1[4] = highlow;
+                    break;
+                }
+                case D5: {
+                    LH.LATCH1[5] = highlow;
+                    break;
+                }
+                case D6: {
+                    LH.LATCH1[6] = highlow;
+                    break;
+                }
+                case D7: {
+                    LH.LATCH1[7] = highlow;
+                    break;
+                }
+                default: {
+                    break;
+                }
+            }
+            break;
+        }
+        case LOAD2: {
+            switch (elite_pin) {
+                case D0: {
+                    LH.LATCH2[0] = highlow;
+                    break;
+                }
+                case D1: {
+                    LH.LATCH2[1] = highlow;
+                    break;
+                }
+                case D2: {
+                    LH.LATCH2[2] = highlow;
+                    break;
+                }
+                case D3: {
+                    LH.LATCH2[3] = highlow;
+                    break;
+                }
+                case D4: {
+                    LH.LATCH2[4] = highlow;
+                    break;
+                }
+                case D5: {
+                    LH.LATCH2[5] = highlow;
+                    break;
+                }
+                case D6: {
+                    LH.LATCH2[6] = highlow;
+                    break;
+                }
+                case D7: {
+                    LH.LATCH2[7] = highlow;
+                    break;
+                }
+                default: {
+                    break;
+                }
+            }
+             break;
+        }
+        default: {
+            break;
+        }
+    }
+}
+
+static void PIN15_setOutputValue (uint32_t latch_num, uint32_t pin_num, bool highlow) {
+    ELITE15_SPI_CLOSE();
+    add_elite_pin();
+    update_latch_status (latch_num, pin_num, highlow);
+//    PIN_setOutputValue(&ZM_rst, latch_num, 1);               // Turn on latch
+
+    switch (latch_num) {
+        case LOAD0: {
+//            PIN_setOutputValue(&ZM_rst, D0, LH.LATCH0[0]);
+//            PIN_setOutputValue(&ZM_rst, D1, LH.LATCH0[1]);
+//            PIN_setOutputValue(&ZM_rst, D2, LH.LATCH0[2]);
+//            PIN_setOutputValue(&ZM_rst, D3, LH.LATCH0[3]);
+//            PIN_setOutputValue(pin_handle, D4, LH.LATCH0[4]);
+//            PIN_setOutputValue(pin_handle, D5, LH.LATCH0[5]);
+//            PIN_setOutputValue(pin_handle, D6, LH.LATCH0[6]);
+//            PIN_setOutputValue(pin_handle, D7, LH.LATCH0[7]);
+            break;
+        }
+        case LOAD1: {
+            PIN_setOutputValue(pin_handle, D0, LH.LATCH1[0]);
+            PIN_setOutputValue(pin_handle, D1, LH.LATCH1[1]);
+            PIN_setOutputValue(pin_handle, D2, LH.LATCH1[2]);
+            PIN_setOutputValue(pin_handle, D3, LH.LATCH1[3]);
+            PIN_setOutputValue(pin_handle, D4, LH.LATCH1[4]);
+            PIN_setOutputValue(pin_handle, D5, LH.LATCH1[5]);
+            PIN_setOutputValue(pin_handle, D6, LH.LATCH1[6]);
+            PIN_setOutputValue(pin_handle, D7, LH.LATCH1[7]);
+            break;
+        }
+        case LOAD2: {
+            PIN_setOutputValue(pin_handle, D0, LH.LATCH2[0]);
+            PIN_setOutputValue(pin_handle, D1, LH.LATCH2[1]);
+            PIN_setOutputValue(pin_handle, D2, LH.LATCH2[2]);
+            PIN_setOutputValue(pin_handle, D3, LH.LATCH2[3]);
+            PIN_setOutputValue(pin_handle, D4, LH.LATCH2[4]);
+            PIN_setOutputValue(pin_handle, D5, LH.LATCH2[5]);
+            PIN_setOutputValue(pin_handle, D6, LH.LATCH2[6]);
+            PIN_setOutputValue(pin_handle, D7, LH.LATCH2[7]);
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+    latch_setOutputValue(latch_num, 1);               // Turn on latch
+//    CPUdelay(10);
+//    latch_setOutputValue(latch_num, 0);               // Turn off latch
+    latch_setOutputValue(LOAD0, 1);                   // set latch at LOAD0 for SPI transfer
+    remove_elite_pin();
+    ELITE15_SPI_HOLD();
+}
+
+static void Init_Elite15_PIN () {
+    InitLH();
+    add_elite_pin();
+
+    PIN_setOutputValue(pin_handle, D0, 0);
+    PIN_setOutputValue(pin_handle, D1, 0);
+    PIN_setOutputValue(pin_handle, D2, 0);
+    PIN_setOutputValue(pin_handle, D3, 0);
+    PIN_setOutputValue(pin_handle, D4, 0);
+    PIN_setOutputValue(pin_handle, D5, 0);
+    PIN_setOutputValue(pin_handle, D6, 0);
+    PIN_setOutputValue(pin_handle, D7, 0);
+    latch_setOutputValue(LOAD0, 1);
+    latch_setOutputValue(LOAD1, 1);
+    latch_setOutputValue(LOAD2, 1);
+    CPUdelay(10);
+    latch_setOutputValue(LOAD2, 0);
+
+    remove_elite_pin();
+}
+
+static void latch_setOutputValue (uint32_t latch_num, bool highlow) {
+    // decode latch value for Elite trigger board
+    if (highlow) {
+        switch (latch_num) {
+            case LOAD0: {
+                PIN_setOutputValue(pin_handle, LOADB, 0);
+                PIN_setOutputValue(pin_handle, LOADA, 0);
+                break;
+            }
+            case LOAD1: {
+                PIN_setOutputValue(pin_handle, LOADB, 0);
+                PIN_setOutputValue(pin_handle, LOADA, 1);
+                break;
+            }
+            case LOAD2: {
+                PIN_setOutputValue(pin_handle, LOADB, 1);
+                PIN_setOutputValue(pin_handle, LOADA, 0);
+                break;
+            }
+            default: {
+                break;
+            }
+        }
+    } else {    // All latch turn off
+        PIN_setOutputValue(pin_handle, LOADB, 1);
+        PIN_setOutputValue(pin_handle, LOADA, 1);
+//        PIN_setPortOutputValue(pin_handle, ((1<<LOADA)|(1<<LOADB)));
+    }
+
+}
+
+static void PIN15_setOutputValue_refresh() {
+    ELITE15_SPI_CLOSE();
+    add_elite_pin();
+
+    PIN_setOutputValue(pin_handle, D0, LH.LATCH1[0]);
+    PIN_setOutputValue(pin_handle, D1, LH.LATCH1[1]);
+    PIN_setOutputValue(pin_handle, D2, LH.LATCH1[2]);
+    PIN_setOutputValue(pin_handle, D3, LH.LATCH1[3]);
+    PIN_setOutputValue(pin_handle, D4, LH.LATCH1[4]);
+    PIN_setOutputValue(pin_handle, D5, LH.LATCH1[5]);
+    PIN_setOutputValue(pin_handle, D6, LH.LATCH1[6]);
+    PIN_setOutputValue(pin_handle, D7, LH.LATCH1[7]);
+    latch_setOutputValue(LOAD1, 1);               // Turn on latch
+    latch_setOutputValue(LOAD0, 1);               // set latch at LOAD0 for SPI transfer
+
+    PIN_setOutputValue(pin_handle, D0, LH.LATCH2[0]);
+    PIN_setOutputValue(pin_handle, D1, LH.LATCH2[1]);
+    PIN_setOutputValue(pin_handle, D2, LH.LATCH2[2]);
+    PIN_setOutputValue(pin_handle, D3, LH.LATCH2[3]);
+    PIN_setOutputValue(pin_handle, D4, LH.LATCH2[4]);
+    PIN_setOutputValue(pin_handle, D5, LH.LATCH2[5]);
+    PIN_setOutputValue(pin_handle, D6, LH.LATCH2[6]);
+    PIN_setOutputValue(pin_handle, D7, LH.LATCH2[7]);
+    latch_setOutputValue(LOAD2, 1);               // Turn on latch
+    latch_setOutputValue(LOAD0, 1);               // set latch at LOAD0 for SPI transfer
+
+    remove_elite_pin();
+    ELITE15_SPI_HOLD();
+}
+static void disable_trig_output() {
+    update_latch_status(DO_PR_0    , 0);
+    update_latch_status(DO_MOS_0   , 0);
+    update_latch_status(AO_MOS_0   , 0);
+    update_latch_status(AO_MOS_2   , 0);
+    update_latch_status(AO_MOS_3   , 0);
+    update_latch_status(AO_MOS_1   , 0);
+    update_latch_status(DO_MOS_1   , 0);
+    update_latch_status(DO_PR_1    , 0);
+    update_latch_status(OUT_5V_EN_0, 1);
+    update_latch_status(OUT_5V_EN_1, 1);
+
+    PIN15_setOutputValue_refresh();
+}
+
+#endif
@@ -6,13 +6,18 @@
 #include "EliteSPI.h"
 #include "EliteNotify.h"

-
 // Elite ADC macro
 // ADC command, Elite will use these cmd to control ADC
 #define CMD_CURRENT_MEASURE 0xC5
 #define CMD_VOLT_MEASURE    0xD5
 #define CMD_DAC_MEASURE     0xE5
-#define CMD_BATTERY_MEASURE 0xF5
+#define CMD_BATTERY_MEASURE 0xF1
+
+// Elite TRIG01 ADC command
+#define CMD_DOUT_5V_IMON_0  0xC5
+#define CMD_DOUT_5V_IMON_1  0xD5
+//#define CMD_DAC_MEASURE     0xE5      // ADC AIN2 left floating
+#define CMD_BATTERY_MEASURE 0xF1

 // controller command, these are command from control box
 #define ADC_CH_CURRENT      0x00
@@ -20,6 +25,12 @@
 #define ADC_CH_DAC          0x02
 #define ADC_CH_BAT          0x03

+#define Aout_CH_0           0x00
+#define Aout_CH_1           0x01
+#define Aout_CH_2           0x02
+#define Aout_CH_3           0x03
+
+
 static void ADC_write(uint8_t ADCin) {
   /*
    *   This function can only define [15]~[8] through ADCin
@@ -47,7 +58,6 @@ static void ADC_write(uint8_t ADCin) {
    spi_ADC_txbuf[0] = ADCin;
    spi_ADC_txbuf[1] = 0b11101011;

-
    ADC_SPI(2, spi_ADC_txbuf, spi_ADC_rxbuf);
 }

@@ -57,37 +67,110 @@ static void ADC_read(uint8_t *ADCdata){
        spi_ADC_rxbuf[i] = 0;
    }

-    ADC_SPI(SPI_ADC_SIZE, spi_ADC_txbuf, ADCdata);
+    ADC_SPI(2, spi_ADC_txbuf, spi_ADC_rxbuf);
 }

-static void ADCGainControl(uint8_t ADCLevel){
-    if(ADCLevel == 0){
-        // ADC gain level = 0, using 200K resister
-        PIN_setOutputValue(pin_handle, Turnon10K, 0);
-        PIN_setOutputValue(pin_handle, Turnon200R, 0);
-    }
-    else if(ADCLevel == 1){
-        // ADC gain level = 1, using 10K resister
-        PIN_setOutputValue(pin_handle, Turnon10K, 1);
-        PIN_setOutputValue(pin_handle, Turnon200R, 0);
-    }
-    else if(ADCLevel == 2){
-        // ADC gain level = 2, using 200R resister
-        PIN_setOutputValue(pin_handle, Turnon10K, 0);
-        PIN_setOutputValue(pin_handle, Turnon200R, 1);
-    }
-    else if(ADCLevel == 3){
-        // ADC gain level = 0, auto gain (using 200R resister)
-        PIN_setOutputValue(pin_handle, Turnon10K, 0);
-        PIN_setOutputValue(pin_handle, Turnon200R, 1);
-    }
-    else{
-        // default using 200R resister
-        PIN_setOutputValue(pin_handle, Turnon10K, 0);
-        PIN_setOutputValue(pin_handle, Turnon200R, 1);
+/* Elite1.5 Calibration Usage */
+static void CAL_ADC_read(uint8_t *ADCdata){
+     for(int i=0 ; i<SPI_ADC_SIZE ; i++){
+         spi_ADC_txbuf[i] = 0;
+         spi_ADC_rxbuf[i] = 0;
+     }
+
+     CAL_ADC_SPI(SPI_ADC_SIZE, spi_ADC_txbuf, ADCdata);
+ }
+
+static void CAL_ADC_write(uint8_t ADCin) {
+    for(int i=0 ; i<SPI_ADC_SIZE ; i++){
+        spi_ADC_txbuf[i] = 0;
+        spi_ADC_rxbuf[i] = 0;
    }
+
+    spi_ADC_txbuf[0] = ADCin;
+    spi_ADC_txbuf[1] = 0b11101011;
+
+    CAL_ADC_SPI(2, spi_ADC_txbuf, spi_ADC_rxbuf);
 }

+/* Gain Control for Vin & Iin */
+static void IinADCGainControl(uint8_t IinADCLevel){
+//    if(IinADCLevel == 0){
+//        // ADC gain level = 0, using 3M resister
+//        PIN15_setOutputValue(Turnon_I_LARGE, 0);
+//        PIN15_setOutputValue(Turnon_I_MID, 0);
+//        PIN15_setOutputValue(Turnon_I_SMALL, 0);
+//    }
+//    else if(IinADCLevel == 1){
+//        // ADC gain level = 1, using 100K resister
+//        PIN15_setOutputValue(Turnon_I_LARGE, 0);
+//        PIN15_setOutputValue(Turnon_I_MID, 0);
+//        PIN15_setOutputValue(Turnon_I_SMALL, 1);
+//    }
+//    else if(IinADCLevel == 2){
+//        // ADC gain level = 2, using 3K resister
+//        PIN15_setOutputValue(Turnon_I_LARGE, 0);
+//        PIN15_setOutputValue(Turnon_I_MID, 1);
+//        PIN15_setOutputValue(Turnon_I_SMALL, 0);
+//    }
+//    else if(IinADCLevel == 3){
+//        // ADC gain level = 3, using 100R resistor
+//        PIN15_setOutputValue(Turnon_I_LARGE, 1);
+//        PIN15_setOutputValue(Turnon_I_MID, 0);
+//        PIN15_setOutputValue(Turnon_I_SMALL, 0);
+//    }
+//    else if(IinADCLevel == 4){
+//        // ADC gain level = 3, auto gain (using 100R resister)
+//        PIN15_setOutputValue(Turnon_I_LARGE, 1);
+//        PIN15_setOutputValue(Turnon_I_MID, 0);
+//        PIN15_setOutputValue(Turnon_I_SMALL, 0);
+//    }
+//    else{
+//        // default using 100R resister
+//        PIN15_setOutputValue(Turnon_I_LARGE, 1);
+//        PIN15_setOutputValue(Turnon_I_MID, 0);
+//        PIN15_setOutputValue(Turnon_I_SMALL, 0);
+//    }
+//
+//    if(IinADCLevel == 0 || IinADCLevel == 1 || IinADCLevel == 2 || IinADCLevel == 3){
+//        lastIinADCGainLevel = IinADCLevel;
+//    }else{
+//        lastIinADCGainLevel = 3;
+//    }
+}
+
+static void VinADCGainControl(uint8_t VinADCLevel){
+//    if(VinADCLevel == 0){
+//        // Vin ADC gain level = 0, using 1M resister
+//        PIN15_setOutputValue(Turnon_V_SMALL, 0);
+//        PIN15_setOutputValue(Turnon_V_MID, 0);
+//    }
+//    else if(VinADCLevel == 1){
+//        // Vin ADC gain level = 1, using 30K resister
+//        PIN15_setOutputValue(Turnon_V_SMALL, 0);
+//        PIN15_setOutputValue(Turnon_V_MID, 1);
+//    }
+//    else if(VinADCLevel == 2){
+//        // Vin ADC gain level = 2, using 1K resister
+//        PIN15_setOutputValue(Turnon_V_SMALL, 1);
+//        PIN15_setOutputValue(Turnon_V_MID, 0);
+//    }
+//    else if(VinADCLevel == 3){
+//        // Vin ADC gain level = 3, auto gain (using 1K resister)
+//        PIN15_setOutputValue(Turnon_V_SMALL, 1);
+//        PIN15_setOutputValue(Turnon_V_MID, 0);
+//    }
+//    else{
+//        // default using 1K resister
+//        PIN15_setOutputValue(Turnon_V_SMALL, 1);
+//        PIN15_setOutputValue(Turnon_V_MID, 0);
+//    }
+//
+//    if(VinADCLevel == 0 || VinADCLevel == 1 || VinADCLevel == 2){
+//        lastVinADCGainLevel = VinADCLevel;
+//    }else{
+//        lastVinADCGainLevel = 2;
+//    }
+}

 static void ADCChannelSelect(uint8_t ADCChannel){
    // set ADC parameter
@@ -126,8 +209,20 @@ static void ADCChannelSelect(uint8_t ADCChannel){
    }
 }

-static void ReadVolt(uint8_t *buf){
+static void ReadADCIin(uint8_t *buf){
    // Read data twice since the first data we get is previous data
+//    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+    ADCChannelSelect(ADC_CH_CURRENT);
+    ADC_read(buf);
+
+    ADCChannelSelect(ADC_CH_CURRENT);
+    ADC_read(buf);
+}
+
+static void ReadADCVin(uint8_t *buf){
+    // Read data twice since the first data we get is previous data
+
+//    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
    ADCChannelSelect(ADC_CH_VOLT);
    ADC_read(buf);

@@ -135,7 +230,7 @@ static void ReadVolt(uint8_t *buf){
    ADC_read(buf);
 }

-static void ReadVoutVolt(uint8_t *buf){
+static void ReadADCVout(uint8_t *buf){
    // Read data twice since the first data we get is previous data
    ADCChannelSelect(ADC_CH_DAC);
    ADC_read(buf);
@@ -144,102 +239,473 @@ static void ReadVoutVolt(uint8_t *buf){
    ADC_read(buf);
 }

-static void ReadCurrent(uint8_t *buf){
-    // Read data twice since the first data we get is previous data
-    ADCGainControl(INSTRUCTION.ADCGainLevel);
-    ADCChannelSelect(ADC_CH_CURRENT);
-    ADC_read(buf);
-
-    ADCChannelSelect(ADC_CH_CURRENT);
-    ADC_read(buf);
-}
-
-static void ReadBatVolt(uint8_t *buf){
+static void ReadADCBat(uint8_t *buf){
    // Read data twice since the first data we get is previous data
    ADCChannelSelect(ADC_CH_BAT);
-    CPUdelay(10);
    ADC_read(buf);

    ADCChannelSelect(ADC_CH_BAT);
-    CPUdelay(10);
    ADC_read(buf);
 }

-// theoretical boundary <20, 10~500, >100 (uA)
-#define GAIN_SMALL_BOUNDARY 40000  // 40 uA = 40,000,000 pA
-#define GAIN_MID_BOUNDARY1  20000  // 20 uA = 20,000,000 pA
-#define GAIN_MID_BOUNDARY2  400000 // 400 uA = 400,000,000 pA
-#define GAIN_LARGE_BOUNDARY 200000 // 200 uA = 200,000 nA
+/* for Elite1.5-re */
+// Iin theoretical boundary <2.67, 1.89~80, 63~2600, >1900 (uA)
+/* Old boundary
+#define I_GAIN_SMALL_BOUNDARY     4000  // 4    uA =     4,000,000 pA
+#define I_GAIN_MID1_BOUNDARY1     2000  // 2    uA =     2,000,000 pA
+#define I_GAIN_MID1_BOUNDARY2    90000  // 90   uA =    90,000,000 pA
+#define I_GAIN_MID2_BOUNDARY1    70000  // 70   uA =    70,000,000 pA
+#define I_GAIN_MID2_BOUNDARY2  1800000  // 1800 uA =     1,800,000 nA
+#define I_GAIN_LARGE_BOUNDARY   950000  // 950  uA =       950,000 nA
+*/
+#define I_GAIN_SMALL_BOUNDARY     4000  // 4    uA =     4,000,000 pA
+#define I_GAIN_MID1_BOUNDARY1     2500  // 2.5  uA =     2,500,000 pA
+#define I_GAIN_MID1_BOUNDARY2   100000  // 100  uA =   100,000,000 pA
+#define I_GAIN_MID2_BOUNDARY1    85000  // 85   uA =    85,000,000 pA
+#define I_GAIN_MID2_BOUNDARY2  2050000  // 2050 uA =     2,050,000 nA
+#define I_GAIN_LARGE_BOUNDARY  1800000  // 1800 uA =     1,800,000 nA

-//#define GAIN_SMALL_BOUNDARY 8000  // 8 uA = 8,000,000 pA
-//#define GAIN_MID_BOUNDARY1  3000  // 3 uA = 3,000,000 pA
-//#define GAIN_MID_BOUNDARY2  90000 // 90 uA = 90,000,000 pA
-//#define GAIN_LARGE_BOUNDARY 70000 // 70 uA = 70,000 nA
+// Vin theoretical boundary <7, 5~200, >100 (mV)
+#define VIN_GAIN_SMALL_BOUNDARY   7000  // 7    mV =     7,000,000 nV
+#define VIN_GAIN_MID1_BOUNDARY1   5000  // 5    mV =     5,000,000 nV
+#define VIN_GAIN_MID1_BOUNDARY2 300000  // 300  mV =   300,000,000 nV
+#define VIN_GAIN_LARGE_BOUNDARY 250000  // 250  mV =   250,000,000 nV

+static int32_t AutoGainReadIin(uint8_t *buf){
+     int32_t RealCurrent = 0;

-static int32_t AutoGainReadCurrent(uint8_t *buf){
-    int32_t Real_Current = 0;
+     ReadADCIin(spi_ADC_rxbuf);
+     RealCurrent = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);

-    if(INSTRUCTION.ADCGainLevel == GAIN_AUTO){
-        INSTRUCTION.ADCGainLevel = GAIN_200R;
-    }
+     return RealCurrent;
+ }

-    if(INSTRUCTION.ADCGainLevel == GAIN_200R){
-        ReadCurrent(spi_ADC_rxbuf);
-        Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
+static int32_t AutoGainReadVin(uint8_t *buf){
+    int32_t RealVolt = 0;

-        // switch to mid range current
-        if(Real_Current < GAIN_LARGE_BOUNDARY && Real_Current > -1*GAIN_LARGE_BOUNDARY){
-            // switch to small range current
-            if (Real_Current < GAIN_MID_BOUNDARY1 && Real_Current > -1*GAIN_MID_BOUNDARY1){
-                INSTRUCTION.ADCGainLevel = GAIN_200K;
-                ReadCurrent(spi_ADC_rxbuf);
-                Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-            }else{
-                INSTRUCTION.ADCGainLevel = GAIN_10K;
-                ReadCurrent(spi_ADC_rxbuf);
-                Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
+    ReadADCVin(spi_ADC_rxbuf);
+    RealVolt = DecodeADCValue(INSTRUCTION.VinADCGainLevel, ADC_CH_VOLT, spi_ADC_rxbuf);
+
+    return RealVolt;
+}
+
+static void AutoGainChangeIin(int32_t RealCurrent){
+    // switch to 1 level current(small)   3M
+    // switch to 2 level current        100K
+    // switch to 3 level current          3K
+    // switch to 4 level current(large) 100R
+    if(INSTRUCTION.ADCGainLevel == I_GAIN_100R){
+        if(RealCurrent < I_GAIN_LARGE_BOUNDARY && RealCurrent > -1*I_GAIN_LARGE_BOUNDARY){
+            // switch to 1 level current(small)
+            if (RealCurrent < I_GAIN_MID1_BOUNDARY1 && RealCurrent > -1*I_GAIN_MID1_BOUNDARY1){
+                I_GAIN_3M_counter++;
+                if(I_GAIN_3M_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_3M;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_3M_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 2 level current
+            else if (RealCurrent < I_GAIN_MID2_BOUNDARY1 && RealCurrent > -1*I_GAIN_MID2_BOUNDARY1){
+                I_GAIN_100K_counter++;
+                if(I_GAIN_100K_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_100K;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_100K_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 3 level current
+            else{
+                I_GAIN_3K_counter++;
+                if(I_GAIN_3K_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_3K;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_3K_counter = 0;
+                    record_flag = false;
+                }
+            }
+        }else{
+            if(I_GAIN_3K_counter > 0){
+                I_GAIN_3K_counter--;
+            }
+            if(I_GAIN_100K_counter > 0){
+                I_GAIN_100K_counter--;
+            }
+            if(I_GAIN_3M_counter > 0){
+                I_GAIN_3M_counter--;
            }
        }
    }
-    else if(INSTRUCTION.ADCGainLevel == GAIN_10K){
-        ReadCurrent(spi_ADC_rxbuf);
-        Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-
-        // switch to large range current
-        if(Real_Current > GAIN_MID_BOUNDARY2 || Real_Current < -1*GAIN_MID_BOUNDARY2){
-            INSTRUCTION.ADCGainLevel = GAIN_200R;
-            ReadCurrent(spi_ADC_rxbuf);
-            Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-
-        // switch to small range current
-        else if (Real_Current < GAIN_MID_BOUNDARY1 && Real_Current > -1*GAIN_MID_BOUNDARY1){
-            INSTRUCTION.ADCGainLevel = GAIN_200K;
-            ReadCurrent(spi_ADC_rxbuf);
-            Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-    }
-    else if(INSTRUCTION.ADCGainLevel == GAIN_200K){
-        ReadCurrent(spi_ADC_rxbuf);
-        Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        //Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-
-        // switch to mid range current
-        if(Real_Current > GAIN_SMALL_BOUNDARY || Real_Current < -1*GAIN_SMALL_BOUNDARY){
-            // switch to large range current
-            if(Real_Current > GAIN_MID_BOUNDARY2 || Real_Current < -1*GAIN_MID_BOUNDARY2){
-                INSTRUCTION.ADCGainLevel = GAIN_200R;
-                ReadCurrent(spi_ADC_rxbuf);
-                Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-            }else{
-                INSTRUCTION.ADCGainLevel = GAIN_10K;
-                ReadCurrent(spi_ADC_rxbuf);
-                Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
+    else if(INSTRUCTION.ADCGainLevel == I_GAIN_3K){
+        // switch to 4 level current(large)
+        if(RealCurrent > I_GAIN_MID2_BOUNDARY2 || RealCurrent < -1*I_GAIN_MID2_BOUNDARY2){
+            I_GAIN_100R_counter++;
+            if(I_GAIN_100R_counter > 2){
+                INSTRUCTION.ADCGainLevel = I_GAIN_100R;
+                IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                I_GAIN_100R_counter = 0;
+                record_flag = false;
            }
-       }
+        }
+        else if (RealCurrent < I_GAIN_MID2_BOUNDARY1 && RealCurrent > -1*I_GAIN_MID2_BOUNDARY1){
+            // switch to 1 level current(small)
+            if(RealCurrent < I_GAIN_MID1_BOUNDARY1 && RealCurrent > -1*I_GAIN_MID1_BOUNDARY1){
+                I_GAIN_3M_counter++;
+                if(I_GAIN_3M_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_3M;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_3M_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 2 level current
+            else{
+                I_GAIN_100K_counter++;
+                if(I_GAIN_100K_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_100K;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_100K_counter = 0;
+                    record_flag = false;
+                }
+            }
+        }else{
+            if(I_GAIN_100R_counter > 0){
+                I_GAIN_100R_counter--;
+            }
+            if(I_GAIN_100K_counter > 0){
+                I_GAIN_100K_counter--;
+            }
+            if(I_GAIN_3M_counter > 0){
+                I_GAIN_3M_counter--;
+            }
+        }
    }
-    return Real_Current;
+    else if(INSTRUCTION.ADCGainLevel == I_GAIN_100K){
+            // switch to 1 level current(small)
+            if(RealCurrent < I_GAIN_MID1_BOUNDARY1 && RealCurrent > -1*I_GAIN_MID1_BOUNDARY1){
+                I_GAIN_3M_counter++;
+                if(I_GAIN_3M_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_3M;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_3M_counter = 0;
+                    record_flag = false;
+                }
+            }
+            else if (RealCurrent > I_GAIN_MID1_BOUNDARY2 || RealCurrent < -1*I_GAIN_MID1_BOUNDARY2){
+                 // switch to 4 level current(large)
+                 if(RealCurrent > I_GAIN_MID2_BOUNDARY2 || RealCurrent < -1*I_GAIN_MID2_BOUNDARY2){
+                    I_GAIN_100R_counter++;
+                    if(I_GAIN_100R_counter > 2){
+                        INSTRUCTION.ADCGainLevel = I_GAIN_100R;
+                        IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                        I_GAIN_100R_counter = 0;
+                        record_flag = false;
+                    }
+                }
+                 // switch to 3 level current
+                 else{
+                    I_GAIN_3K_counter++;
+                    if(I_GAIN_3K_counter > 2){
+                        INSTRUCTION.ADCGainLevel = I_GAIN_3K;
+                        IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                        I_GAIN_3K_counter = 0;
+                        record_flag = false;
+                    }
+                }
+            }else{
+                if(I_GAIN_100R_counter > 0){
+                    I_GAIN_100R_counter--;
+                }
+                if(I_GAIN_3K_counter > 0){
+                    I_GAIN_3K_counter--;
+                }
+                if(I_GAIN_3M_counter > 0){
+                    I_GAIN_3M_counter--;
+                }
+            }
+        }
+    else if(INSTRUCTION.ADCGainLevel == I_GAIN_3M){
+        if(RealCurrent > I_GAIN_SMALL_BOUNDARY || RealCurrent < -1*I_GAIN_SMALL_BOUNDARY){
+            // switch to 4 level current(large)
+            if(RealCurrent > I_GAIN_MID2_BOUNDARY2 || RealCurrent < -1*I_GAIN_MID2_BOUNDARY2){
+                I_GAIN_100R_counter++;
+                if(I_GAIN_100R_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_100R;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_100R_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 3 level current
+            else if(RealCurrent > I_GAIN_MID1_BOUNDARY2 || RealCurrent < -1*I_GAIN_MID1_BOUNDARY2){
+                I_GAIN_3K_counter++;
+                if(I_GAIN_3K_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_3K;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_3K_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 2 level current
+            else{
+                I_GAIN_100K_counter++;
+                if(I_GAIN_100K_counter > 2){
+                    INSTRUCTION.ADCGainLevel = I_GAIN_100K;
+                    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                    I_GAIN_100K_counter = 0;
+                    record_flag = false;
+                }
+
+            }
+        }else{
+            if(I_GAIN_100R_counter > 0){
+                I_GAIN_100R_counter--;
+            }
+            if(I_GAIN_3K_counter > 0){
+                I_GAIN_3K_counter--;
+            }
+            if(I_GAIN_100K_counter > 0){
+                I_GAIN_100K_counter--;
+            }
+        }
+    }
+}
+
+static void AutoGainChangeVin(int32_t RealVin){
+    // switch to 1 level volt(small)      1M
+    // switch to 2 level volt            30K
+    // switch to 3 level volt(large)      1K
+    if(INSTRUCTION.VinADCGainLevel == VIN_GAIN_1M){
+        if(RealVin > VIN_GAIN_SMALL_BOUNDARY || RealVin < -1*VIN_GAIN_SMALL_BOUNDARY){
+            // switch to 3 level volt(large)
+            if (RealVin > VIN_GAIN_MID1_BOUNDARY2 || RealVin < -1*VIN_GAIN_MID1_BOUNDARY2){
+                VIN_GAIN_1K_counter++;
+                if(VIN_GAIN_1K_counter > 2){
+                    INSTRUCTION.VinADCGainLevel = VIN_GAIN_1K;
+                    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                    VIN_GAIN_1K_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 2 level volt
+            else{
+                VIN_GAIN_30K_counter++;
+                if(VIN_GAIN_30K_counter > 2){
+                    INSTRUCTION.VinADCGainLevel = VIN_GAIN_30K;
+                    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                    VIN_GAIN_30K_counter = 0;
+                    record_flag = false;
+                }
+            }
+        }else{
+            if(VIN_GAIN_1K_counter > 0){
+                VIN_GAIN_1K_counter--;
+            }
+            if(VIN_GAIN_30K_counter > 0){
+                VIN_GAIN_30K_counter--;
+            }
+        }
+    }
+    else if(INSTRUCTION.VinADCGainLevel == VIN_GAIN_30K){
+        // switch to 1 level volt(small)
+        if(RealVin < VIN_GAIN_MID1_BOUNDARY1 && RealVin > -1*VIN_GAIN_MID1_BOUNDARY1){
+            VIN_GAIN_1M_counter++;
+            if(VIN_GAIN_1M_counter > 2){
+                INSTRUCTION.VinADCGainLevel = VIN_GAIN_1M;
+                VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                VIN_GAIN_1M_counter = 0;
+                record_flag = false;
+            }
+        }
+        else if (RealVin > VIN_GAIN_MID1_BOUNDARY2 || RealVin < -1*VIN_GAIN_MID1_BOUNDARY2){
+            // switch to 3 level volt
+            VIN_GAIN_1K_counter++;
+            if(VIN_GAIN_1K_counter > 2){
+                INSTRUCTION.VinADCGainLevel = VIN_GAIN_1K;
+                VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                VIN_GAIN_1K_counter = 0;
+                record_flag = false;
+            }
+        }else{
+            if(VIN_GAIN_1K_counter > 0){
+                VIN_GAIN_1K_counter--;
+            }
+            if(VIN_GAIN_1M_counter > 0){
+                VIN_GAIN_1M_counter--;
+            }
+        }
+    }
+    else if(INSTRUCTION.VinADCGainLevel == VIN_GAIN_1K){
+        if(RealVin < VIN_GAIN_LARGE_BOUNDARY && RealVin > -1*VIN_GAIN_LARGE_BOUNDARY){
+            // switch to 1 level volt(small)
+            if (RealVin < VIN_GAIN_MID1_BOUNDARY1 && RealVin > -1*VIN_GAIN_MID1_BOUNDARY1){
+                VIN_GAIN_1M_counter++;
+                if(VIN_GAIN_1M_counter > 2){
+                    INSTRUCTION.VinADCGainLevel = VIN_GAIN_1M;
+                    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                    VIN_GAIN_1M_counter = 0;
+                    record_flag = false;
+                }
+            }
+            // switch to 2 level volt
+            else{
+                VIN_GAIN_30K_counter++;
+                if(VIN_GAIN_30K_counter > 2){
+                    INSTRUCTION.VinADCGainLevel = VIN_GAIN_30K;
+                    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                    VIN_GAIN_30K_counter = 0;
+                    record_flag = false;
+                }
+            }
+        }else{
+            if(VIN_GAIN_1M_counter > 0){
+                VIN_GAIN_1M_counter--;
+            }
+            if(VIN_GAIN_30K_counter > 0){
+                VIN_GAIN_30K_counter--;
+            }
+        }
+    }
+}
+
+static uint16_t ADC_CURRENT_AVG_calibration (uint8_t ADC_channel) {
+    uint32_t ADCValueTemp           = 0;
+    uint32_t ADCValueSUM            = 0;
+    uint32_t ADCValueAVG            = 0;
+    uint16_t ADCValueAVG_RAW        = 0;
+    #define avgcount   10000
+
+    // Red light for start acquiring data
+    Elite_led_color(COLOR_RED);
+//    CPUdelay(10);
+    for(int i=0; i<avgcount; i++){
+        CAL_ADC_write(ADC_channel);
+        CAL_ADC_read(spi_ADC_rxbuf);
+        CPUdelay(10);
+        CAL_ADC_write(ADC_channel);
+        CAL_ADC_read(spi_ADC_rxbuf);
+        CPUdelay(500);
+
+        ADCValueTemp = 0x0000FFFF & (((uint32_t) (spi_ADC_rxbuf[0]) << 8) | ((uint32_t) (spi_ADC_rxbuf[1])));
+        ADCValueSUM = ADCValueSUM + ADCValueTemp;
+    }
+
+    ADCValueAVG = ADCValueSUM / avgcount;
+    ADCValueAVG_RAW = (uint16_t) (ADCValueAVG & 0x0000FFFF);
+
+    // Blue light for data acquire done
+    Elite_led_color(COLOR_BLUE);
+
+    if (ADCValueAVG_RAW > 0x7FFF) {
+        ADCValueAVG_RAW = 0x0000;
+    }
+
+    // clean data
+    ADCValueAVG = 0;
+    ADCValueSUM = 0;
+    ADCValueTemp = 0;
+
+//    // Blue light for data acquire done
+//    Elite_led_color(COLOR_BLUE);
+
+
+
+    return ADCValueAVG_RAW;
+}
+
+/* use GPIO to control TW1508 */
+
+
+
+static void GPIO_SPI_write(uint8_t GPIO_channel, uint16_t GPIOin) {
+    /*
+        Iout = 1.25/680 * ([9:7] +1)/8 * [6:0]
+    */
+    static uint32_t TW_CH_0 [2] = {TW_SCKI_0};
+    static uint32_t TW_CH_1 [2] = {TW_SCKI_1};
+    static uint32_t TW_CH_2 [2] = {TW_SCKI_2};
+    static uint32_t TW_CH_3 [2] = {TW_SCKI_3};
+
+    uint32_t CLK_CH[2] = {0};
+    spi_GPIO_txbuf = 0;
+    static bool trans_valid = false;
+
+    switch (GPIO_channel) {
+        case Aout_CH_0: {
+            CLK_CH[0] = TW_CH_0[0];
+            CLK_CH[1] = TW_CH_0[1];
+            trans_valid = true;
+            break;
+        }
+        case Aout_CH_1: {
+            CLK_CH[0] = TW_CH_1[0];
+            CLK_CH[1] = TW_CH_1[1];
+            trans_valid = true;
+            break;
+        }
+        case Aout_CH_2: {
+            CLK_CH[0] = TW_CH_2[0];
+            CLK_CH[1] = TW_CH_2[1];
+            trans_valid = true;
+            break;
+        }
+        case Aout_CH_3: {
+            CLK_CH[0] = TW_CH_3[0];
+            CLK_CH[1] = TW_CH_3[1];
+            trans_valid = true;
+            break;
+        }
+        default: {
+            trans_valid = false;
+            break;
+        }
+    }
+
+    /* GPIOin = 0x0000 ~ 0x03FF */
+    spi_GPIO_txbuf = GPIOin;
+    if (trans_valid) {
+        GPIO_SPI_transfer(CLK_CH, spi_GPIO_txbuf);
+        trans_valid = false;
+    }
+}
+
+static void AoutChannelSelect(uint8_t Aout_channel, bool on_off) {
+    switch (Aout_channel) {
+        case Aout_CH_0: {
+            PIN15_setOutputValue(AO_MOS_0, on_off);
+            break;
+        }
+        case Aout_CH_1: {
+            PIN15_setOutputValue(AO_MOS_1, on_off);
+            break;
+        }
+        case Aout_CH_2: {
+            PIN15_setOutputValue(AO_MOS_2, on_off);
+            break;
+        }
+        case Aout_CH_3: {
+            PIN15_setOutputValue(AO_MOS_3, on_off);
+            break;
+        }
+        case 0xFF :{    // output all off or on
+            PIN15_setOutputValue(AO_MOS_0, on_off);
+            PIN15_setOutputValue(AO_MOS_1, on_off);
+            PIN15_setOutputValue(AO_MOS_2, on_off);
+            PIN15_setOutputValue(AO_MOS_3, on_off);
+        }
+        default: {
+            break;
+        }
+    }
+}
+
+static void TW1508reset() {
+    GPIO_SPI_write(Aout_CH_0, 0x0000);
+    GPIO_SPI_write(Aout_CH_1, 0x0000);
+    GPIO_SPI_write(Aout_CH_2, 0x0000);
+    GPIO_SPI_write(Aout_CH_3, 0x0000);
 }

 #endif
@@ -2,128 +2,8 @@
 #ifndef ELITECCMODE
 #define ELITECCMODE

-static void CCModeDACControl(CCMode *CC, int32_t IUC_Measure_Difference);
-
-static int32_t CCModeReadCurrent(CCMode *CC){
-
-    static uint8_t VoltCurrentSwitch = 0;
-
-    CCModeDACEnable = 1;    // This flag will control DAC working
-
-    // decode ADC value and put it into notify buffer
-    // Use 5-th measure value as real-measure value
-    // because some value in the begin are garbage
-    if(VoltCurrentSwitch < 5){
-        ReadCurrent(spi_ADC_rxbuf);
-        VoltCurrentSwitch ++;
-    }
-    else if(VoltCurrentSwitch == 5){
-        // read current
-        if(INSTRUCTION.AutoGainEnable){
-            CC->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-        }
-        else{
-            ReadCurrent(spi_ADC_rxbuf);
-            CC->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-        VoltCurrentSwitch ++;
-    }
-    else if(VoltCurrentSwitch <10){
-        // read volt
-        ReadVolt(spi_ADC_rxbuf);
-        VoltCurrentSwitch++;
-    }
-    else if(VoltCurrentSwitch == 10){
-        /** read battery voltage **/
-        ReadVolt(spi_ADC_rxbuf);
-        CC->BatteryV = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_VOLT, spi_ADC_rxbuf);
-
-        // if Iin have a offset if current !=0
-        CC->BatteryV = CC->BatteryV - (CC->value - CC_ZERO_POINT)*10/1e5;   // I_set * 10R = V_Iin2GND (mA * ohm)
-        VoltCurrentSwitch++;
-//        NotifyReady = true;
-    }
-    else{
-        VoltCurrentSwitch = 0;
-    }
-
-    if(INSTRUCTION.VoVi_Switch == 2){
-        int32_t Vscan = ((INSTRUCTION.VoltConstant - 25000) * 1000 / 5) - CC->BatteryV;
-        NotifyVolt[0] = (uint8_t) (Vscan >> 24);
-        NotifyVolt[1] = (uint8_t) ((Vscan & 0x00FF0000) >> 16);
-        NotifyVolt[2] = (uint8_t) ((Vscan & 0x0000FF00) >> 8);
-        NotifyVolt[3] = (uint8_t) (Vscan & 0x000000FF);
-    }else{
-        NotifyVolt[0] = (uint8_t) (CC->BatteryV >> 24);
-        NotifyVolt[1] = (uint8_t) ((CC->BatteryV & 0x00FF0000) >> 16);
-        NotifyVolt[2] = (uint8_t) ((CC->BatteryV & 0x0000FF00) >> 8);
-        NotifyVolt[3] = (uint8_t) (CC->BatteryV & 0x000000FF);
-    }
-    return CC->_MeasureData;
-}
-
-static int32_t CCModeVoltOut(CCMode *CC){
-    int32_t IUCCurrent = 0;
-
-    if(!CCModeDACEnable){
-        // DAC should not work now
-        return 0;
-    }
-    IUCCurrent = CC->_Transform2RealnA( (struct CCModePara *) CC);
-
-    CCModeDACControl(CC, IUCCurrent - CC->_MeasureData);
-
-    CCModeDACEnable = 0;
-    return CC->_MeasureData;
-}
-
-static void CCModeDACControl(CCMode *CC, int32_t IUC_Measure_Difference){
-    int32_t step;
-
-    if(IUC_Measure_Difference < 300 && IUC_Measure_Difference > -300){
-        step = 0;
-    }
-    else if( CC->Charge && CC->BatteryV >= ( (int32_t) (CC->VMax - DAC_ZERO)/5 ) ){
-        CC->value = 0;
-        step = (IUC_Measure_Difference > 0) ? 1:-1;
-    }
-    else if( (!CC->Charge) && CC->BatteryV <= ( (int32_t) (CC->VMin - DAC_ZERO)/5 ) ){
-        // Ignore VMin condition
-        if(CC->Done < 25000){
-            CC->Done ++;
-            step = (IUC_Measure_Difference > 0) ? 2:-2;
-        }
-        // after ignore few second, active VMin condition
-        else{
-            CC->value = 0;
-            step = (IUC_Measure_Difference > 0) ? 1:-1;
-        }
-
-    }
-    else{
-        step = (IUC_Measure_Difference > 0) ? 1:-1;
-    }
-    // over/under flow
-    if( (INSTRUCTION.VoltConstant + step) > MAX_DAC_UC || (INSTRUCTION.VoltConstant + step) < MIN_DAC_UC ){
-        if(step > 0){
-            INSTRUCTION.VoltConstant = (INSTRUCTION.VoltConstant + MAX_DAC_UC)/2;
-        }
-        else{
-            INSTRUCTION.VoltConstant = (INSTRUCTION.VoltConstant + MIN_DAC_UC)/2;
-        }
-    }
-    else{
-        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + step;
-    }
-
-    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant));
-
-//    step = CC->Done;
-//    NotifyImpedance[0] = (uint8_t) (step >> 24);
-//    NotifyImpedance[1] = (uint8_t) ((step & 0x00FF0000) >> 16);
-//    NotifyImpedance[2] = (uint8_t) ((step & 0x0000FF00) >> 8);
-//    NotifyImpedance[3] = (uint8_t) (step & 0x000000FF);
-}
+#define Vset INSTRUCTION.Vset
+#define DELTAVOLTMAX 100000

 /* Transform setting CC into IUC
 *
@@ -131,11 +11,73 @@ static void CCModeDACControl(CCMode *CC, int32_t IUC_Measure_Difference){
 * Real current value : -15.00000 ~ 15.00000 mA
 *  => user code = 1500000 mapping to 0.00000 mA
 */
-static void CCCurrent2IUC(CCMode *CC){
-    int32_t CurrentValue = 0;
+static void CC_Vscan(CCMode *CC){
+    static int32_t Iin = 0;
+    static int32_t deltaI = 0;
+    static int32_t deltaV = 0;
+    uint16_t divisionRate;

-    CC->value = INSTRUCTION.ConstantCurrent;
-    CurrentValue = CC->value - CC_ZERO_POINT;
+    if(vscanReset){
+        Vset = 0;
+
+        if(CC->_charge == 0){
+            CC->_Iset *= -1;
+        }
+
+        Iin = CC->_measureCurrent * 20; //[50pA]   nA => 50pA
+        deltaI = Iin - CC->_Iset;
+
+        if(deltaI > 20000000 || deltaI < -20000000){ //1mA
+            divisionRate = 1000;
+        }else{
+            divisionRate = 10;
+        }
+
+        deltaV = -1 * (deltaI / divisionRate); //-5 * deltaI / 5000   //pV=> 5nV
+
+        if(deltaV > DELTAVOLTMAX){ //100000 = 500uV
+            deltaV = DELTAVOLTMAX;
+        }else if(deltaV < (-DELTAVOLTMAX)){
+            deltaV = (-DELTAVOLTMAX);
+        }
+
+        Vset = Vset + deltaV; //[5nV]
+
+        if(Vset <= CC->_Vmin){
+            Vset = CC->_Vmin;
+        }else if(Vset >= CC->_Vmax){
+            Vset = CC->_Vmax;
+        }
+    }
+
+    if(!vscanReset){
+        Iin = CC->_measureCurrent * 20; //[50pA]   nA => 50pA
+        deltaI = Iin - CC->_Iset;
+
+        if(deltaI > 20000000 || deltaI < -20000000){ //1mA
+            divisionRate = 1000;
+        }else{
+            divisionRate = 10;
+        }
+
+        deltaV = -1 * (deltaI / divisionRate); //-5 * deltaI / 5000   //pV=> 5nV
+
+        if(deltaV > DELTAVOLTMAX){ //100000 = 500uV
+            deltaV = DELTAVOLTMAX;
+        }else if(deltaV < (-DELTAVOLTMAX)){
+            deltaV = (-DELTAVOLTMAX);
+        }
+
+        Vset = Vset + deltaV; //[5nV]
+
+        if(Vset <= CC->_Vmin){
+            Vset = CC->_Vmin;
+        }else if(Vset >= CC->_Vmax){
+            Vset = CC->_Vmax;
+        }
+    }
+//    int32_t RealV;
+//    RealV = (int32_t)(deltaV);
+//    InputNotify(NOTIFY_IMPEDANCE, RealV);
 }
-
 #endif
@@ -1,222 +1,152 @@
-
 #ifndef ELITECV3
 #define ELITECV3

+#define Vset INSTRUCTION.Vset
+
 static uint16_t CV3Curve(CV3Mode *CV3){
    static uint16_t DACOutCode;
-    static bool direction_up;           // direction_up = true, if InitDirection=1
-    static bool current_direction_up;   // current_direction_up = true, Vstep => positive. vice versa
-    static uint16_t VminCounter;
-    static uint16_t VmaxCounter;
-    static uint16_t Vset;
-    static uint16_t NotifyCount;
-    uint16_t Vscan;
-    uint16_t error;
-    uint16_t Vin_to_Usercode;
-    static uint16_t PreviousVoltConstant;
+    static int32_t Vin;
+    static int32_t Vout;
+    static int32_t DeltaVout;

-    if(!CV3ModeDACEnable){
-        // DAC should not work now
-        return 0;
+    Vin = CV3->_measureVin * 200;//[5nV]
+    if(DACReset){
+        Vout = Vset + Vin;
+        DACReset = false;
+    }else{
+        DeltaVout = Vset - (Vout - Vin);
+        Vout = Vout + DeltaVout;
    }

+    INSTRUCTION.VoltConstant = Vout / 40000 + 25000;//5nV=>usercode
+    DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, INSTRUCTION.VoltConstant);

-    if (DACReset) {
-        VminCounter = 0;
-        VmaxCounter = 0;
-        Vset = CV3->VInit;
-        NotifyCount = 1;
-        NotifyEnable = 1;
+    int32_t RealV2;
+    RealV2 = (int32_t)((Vout - Vin) / 200);//[1uV]
+    InputNotify(NOTIFY_VOLT, RealV2);

-        if(CV3->InitDirection){
-            direction_up         = true;
-            current_direction_up = true;
-        }else{
-            direction_up         = false;
-            current_direction_up = false;
+    int32_t RealV;
+    RealV = (int32_t)(Vout / 200);//[1uV]
+    InputNotify(NOTIFY_IMPEDANCE, RealV);
+
+    DAC_outputV(DACOutCode);
+
+     return DACOutCode;
+}
+
+
+static void CV3_Vscan(CV3Mode *CV3) {
+    static bool VminCounter;
+    static bool VmaxCounter;
+
+    NotifyCycleNumber = (INSTRUCTION.cycleNumber - CV3->_cycleNumber + 1);
+
+    if (vscanReset) {
+        VmaxCounter = false;
+        VminCounter = false;
+
+        if (INSTRUCTION.directionInit == 1) {
+            CV3->_direction_up         = true;
+            CV3->_current_direction_up = true;
+        } else {
+            CV3->_direction_up         = false;
+            CV3->_current_direction_up = false;
        }
-        Vin_to_Usercode = (uint16_t)(25000 + (CV3->MeasureVolt / 1000 * 5));//uV => Usercode
-        INSTRUCTION.VoltConstant = Vset + Vin_to_Usercode - 25000;

-//        if(Vset > Vscan){
-//            error = Vset - Vscan;
-//            INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + error * 9 / 10;
-//        }else if(Vset < Vscan){
-//            error = Vset - Vscan;
-//            INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - error * 9 / 10;
-//        }
-        DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-        DAC_outputV(DACOutCode);    // output VOLT_ORIGIN
-        PreviousVoltConstant = INSTRUCTION.VoltConstant;
-        DACReset   = false;
+        //Vsetp = x * 20 * N, x=xmV ; N=VscanRate
+        if (INSTRUCTION.step <= 10) {
+            CV3->_Vstep = INSTRUCTION.step *  INSTRUCTION.VsetRate / 5;
+        } else {
+            CV3->_Vstep = INSTRUCTION.step / 5 *  INSTRUCTION.VsetRate;
+        }

-        int32_t RealVout;
-        RealVout = (int32_t)(INSTRUCTION.VoltConstant - 25000)*1000/5;
-        InputNotify(NOTIFY_IMPEDANCE, RealVout);
+        if (CV3->_Vmin == CV3->_Vinit) {
+            VminCounter = true;
+        }
+        if (CV3->_Vmax == CV3->_Vinit) {
+            VmaxCounter = true;
+        }

-        int32_t RealV;
-        RealV =  ((int32_t)(INSTRUCTION.VoltConstant) - (int32_t)(Vin_to_Usercode)) * 1000 / 5;
-        InputNotify(NOTIFY_VOLT, RealV);
-        return DACOutCode;
+        Vset = CV3->_Vinit;
    }

-    if (CT.StepTimeCounter == CV3->StepTime) {
+    if (!vscanReset) {
+        if ((INSTRUCTION.Vinit < INSTRUCTION.Ve1 && INSTRUCTION.Vinit < INSTRUCTION.Ve2) ||
+        (INSTRUCTION.Vinit > INSTRUCTION.Ve1 && INSTRUCTION.Vinit > INSTRUCTION.Ve2)
+        ) {
+            if (CV3->_current_direction_up) {
+                Vset = Vset + CV3->_Vstep * GPT.GptimerMultiple;
+            } else {
+                Vset = Vset - CV3->_Vstep * GPT.GptimerMultiple;
+            }

-        if(NotifyCount == INSTRUCTION.NotifyRate){
-            NotifyEnable = 1;
-            NotifyCount = 1;
-        }else{
-            NotifyCount++;
-        }
-
-        if (Vset >= CV3->VMax){
-            current_direction_up = false;
-        }else if (Vset <= CV3->VMin){
-            current_direction_up = true;
-        }
-
-        if (current_direction_up) {
-            Vset = Vset + 1;
-        }else{
-            Vset = Vset - 1;
-        }
-        Vin_to_Usercode = (uint16_t)(25000 + (CV3->MeasureVolt / 1000 * 5));//uV => Usercode
-        INSTRUCTION.VoltConstant = (Vset + Vin_to_Usercode) - DAC_ZERO; // 25000 is DAC_ZERO
-        DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-        DAC_outputV(DACOutCode);
-        PreviousVoltConstant = INSTRUCTION.VoltConstant;
-        /*stop condition*/
-        if(Vset == CV3->VMax){
-            VmaxCounter++;
-        }else if(Vset == CV3->VMin){
-            VminCounter++;
-        }
-
-        if(VmaxCounter == VminCounter){ //calculate cycle number
-            if(Vset == CV3->VInit){
-                CV3->CycleNumber--;
-                if(CV3->CycleNumber == 0){
-                    PeriodicEvent = false;
-                    DACReset      = true;
-                    CV3ModeDACEnable = 0;
+            if (INSTRUCTION.Vinit < INSTRUCTION.Ve1 && INSTRUCTION.Vinit < INSTRUCTION.Ve2) {
+                if (Vset == CV3->_Vmin) {
+                    VminCounter = true;
+                    INSTRUCTION.Vinit = INSTRUCTION.Vmin;
+                    CV3->_Vinit = CV3->_Vmin;
+                }
+            } else if (INSTRUCTION.Vinit > INSTRUCTION.Ve1 && INSTRUCTION.Vinit > INSTRUCTION.Ve2) {
+                if (Vset == CV3->_Vmax) {
+                    VmaxCounter = true;
+                    INSTRUCTION.Vinit = INSTRUCTION.Vmax;
+                    CV3->_Vinit = CV3->_Vmax;
                }
            }
-        }
+        } else {
+            if (Vset >= CV3->_Vmax) {
+                VmaxCounter = true;
+            } else if (Vset <= CV3->_Vmin) {
+                VminCounter = true;
+            }

-//        NotifyImpedance[0] = 0x00;
-//        NotifyImpedance[1] = 0x00;
-//        NotifyImpedance[2] = (uint8_t) ((INSTRUCTION.VoltConstant & 0xFF00) >> 8);
-//        NotifyImpedance[3] = (uint8_t) (INSTRUCTION.VoltConstant & 0x00FF);
-    }else{
-        Vin_to_Usercode = (uint16_t)(25000 + (CV3->MeasureVolt / 1000 * 5));//uV => Usercode
-        if(PreviousVoltConstant != ((Vset + Vin_to_Usercode) - DAC_ZERO)){
-            INSTRUCTION.VoltConstant = (Vset + Vin_to_Usercode) - DAC_ZERO; // 25000 is DAC_ZERO
-    //        if(Vset > Vscan){
-    //            error = Vset - Vscan;
-    //            INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + error * 9 / 10;
-    //        }else if(Vset < Vscan){
-    //            error = Vset - Vscan;
-    //            INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - error * 9 / 10;
-    //        }
-            DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-            DAC_outputV(DACOutCode);
-            PreviousVoltConstant = INSTRUCTION.VoltConstant;
+            if (CV3->_current_direction_up) {
+                Vset = Vset + CV3->_Vstep * GPT.GptimerMultiple;
+            } else {
+                Vset = Vset - CV3->_Vstep * GPT.GptimerMultiple;
+            }
+
+            if (VmaxCounter && VminCounter) {
+                if (CV3->_direction_up && CV3->_current_direction_up) {
+                    if (Vset >= CV3->_Vinit) {
+                        CV3->_cycleNumber--;
+                        VminCounter = false;
+                        VmaxCounter = false;
+                    }
+                }
+                if (!CV3->_direction_up && !CV3->_current_direction_up) {
+                    if (Vset <= CV3->_Vinit) {
+                        CV3->_cycleNumber--;
+                        VminCounter = false;
+                        VmaxCounter = false;
+                    }
+                }
+            }
+
+            if (Vset >= CV3->_Vmax) {
+                CV3->_current_direction_up = false;
+            } else if (Vset <= CV3->_Vmin) {
+                CV3->_current_direction_up = true;
+            }
+
+            /*stop condition*/
+            if (CV3->_cycleNumber == 0) {
+    //            PeriodicEvent = false;
+                ModeLED(POST_WORK);
+                InitEliteFlag();
+                INSTRUCTION.eliteFxn   = CONSTANT_CURRENT;
+                INSTRUCTION.sampleRate = 15;
+                INSTRUCTION.charge     = 0x01;
+                INSTRUCTION.constantCurrent = 0x00;
+                INSTRUCTION.Vmax       = 0xC350;
+                INSTRUCTION.Vmin       = 0x0000;
+                INSTRUCTION.notifyRate = 500;
+                INSTRUCTION.VoViSwitch = 0x02;//read Vscan = Vout - Vin
+            }
        }
    }
-        int32_t RealVout;
-        RealVout = (int32_t)(INSTRUCTION.VoltConstant - 25000)*1000/5;
-        InputNotify(NOTIFY_IMPEDANCE, RealVout);
-
-        int32_t RealV;
-        RealV = ((int32_t)(INSTRUCTION.VoltConstant) - (int32_t)(Vin_to_Usercode)) * 1000 / 5;
-        InputNotify(NOTIFY_VOLT, RealV);
-
-    return DACOutCode;
+//    int32_t RealV;
+//    RealV = (int32_t)(Vset / 500);//[1uV]
+//    InputNotify(NOTIFY_VOLT, RealV);
 }
-
-
-static void CV3_Plot(CV3Mode *CV3){
-    static uint8_t PreviousGain = GAIN_200R;
-    static uint8_t VoltCurrentSwitch = 0;
-    uint16_t ADC_measure = 0;
-
-    if(VoltCurrentSwitch == 0){
-        // read current
-        if(INSTRUCTION.AutoGainEnable){
-            CV3->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-        }
-        else{
-            ReadCurrent(spi_ADC_rxbuf);
-            CV3->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-
-        if(!DACReset){
-            InputNotify(NOTIFY_CURRENT, CV3->_MeasureData);
-        }else{
-            InputNotify(NOTIFY_CURRENT, 0x00000000); //because first Iin is wrong data
-        }
-
-
-        // read Volt
-        if(CV3->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-        }else if(CV3->_VoVi_Switch == 0x00){
-             // read vout volt
-             ReadVoutVolt(spi_ADC_rxbuf);
-        }
-
-        VoltCurrentSwitch++;
-    }
-    else if(VoltCurrentSwitch == 1){
-        // read Volt
-        if(CV3->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-        }else if(CV3->_VoVi_Switch == 0x00){
-             // read vout volt
-             ReadVoutVolt(spi_ADC_rxbuf);
-        }
-
-        VoltCurrentSwitch++;
-    }
-    else if(VoltCurrentSwitch == 2){
-        if(CV3->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-            ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-            CV3->MeasureVolt = DecodeADCVolt(ADC_measure);
-        }else if(CV3->_VoVi_Switch == 0x00){
-           // read vout volt
-            ReadVoutVolt(spi_ADC_rxbuf);
-            ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-            CV3->MeasureVolt = DecodeADCVoutVolt(ADC_measure);
-        }
-
-        // read current
-
-        if(INSTRUCTION.AutoGainEnable){
-            CV3->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-        }
-        else{
-            ReadCurrent(spi_ADC_rxbuf);
-            CV3->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-
-        VoltCurrentSwitch++;
-    }
-    else if(VoltCurrentSwitch == 3){
-        if(INSTRUCTION.AutoGainEnable){
-            CV3->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-        }
-        else{
-            ReadCurrent(spi_ADC_rxbuf);
-            CV3->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-        VoltCurrentSwitch = 0;
-        CV3ModeDACEnable = 1;
-    }
-}
-
-
 #endif
@@ -10,9 +10,9 @@ static uint16_t SWVCurve(WorkMode *WorkModeData) {

    // reset origin volt at the begin
    if (DACReset) {
-        Volt    = INSTRUCTION.VoltOrigin;
-        outputV = INSTRUCTION.VoltOrigin;
-        if (INSTRUCTION.VoltOrigin < INSTRUCTION.VoltFinal)
+        Volt    = INSTRUCTION.Ve1;
+        outputV = INSTRUCTION.Ve1;
+        if (INSTRUCTION.Ve1 < INSTRUCTION.Ve2)
            direction_up = true;
        else
            direction_up = false;
@@ -32,7 +32,7 @@ static uint16_t SWVCurve(WorkMode *WorkModeData) {
    // VoltValue = (ramp1*16 + ramp0/16) * 3.05;

    // check if we reach the final volt
-    if ((outputV >= INSTRUCTION.VoltFinal && direction_up) || (outputV <= INSTRUCTION.VoltFinal && !direction_up)) {
+    if ((outputV >= INSTRUCTION.Ve2 && direction_up) || (outputV <= INSTRUCTION.Ve2 && !direction_up)) {
        PeriodicEvent = false;
        DACReset      = true;
    }
@@ -42,14 +42,14 @@ static uint16_t SWVCurve(WorkMode *WorkModeData) {
        if (counter == PulseWidth)
            Volt = Volt + Amplitude;
        else if (counter == 2 * PulseWidth)
-            Volt = Volt - (Amplitude - INSTRUCTION.Step);
+            Volt = Volt - (Amplitude - INSTRUCTION.step);
        else
            Volt = Volt;
    } else {
        if (counter == PulseWidth)
            Volt = Volt - Amplitude;
        else if (counter == 2 * PulseWidth)
-            Volt = Volt + (Amplitude - INSTRUCTION.Step);
+            Volt = Volt + (Amplitude - INSTRUCTION.step);
        else
            Volt = Volt;
    }
@@ -66,16 +66,16 @@ static uint16_t DPVCurve(WorkMode *WorkModeData) {

    // reset origin volt at the begin
    if (DACReset) {
-        if (INSTRUCTION.VoltOrigin < INSTRUCTION.VoltFinal)
+        if (INSTRUCTION.Ve1 < INSTRUCTION.Ve2)
            direction_up = true;
        else
            direction_up = false;

-        Volt1 = INSTRUCTION.VoltOrigin;
+        Volt1 = INSTRUCTION.Ve1;
        if (direction_up)
-            Volt2 = INSTRUCTION.VoltOrigin + Amplitude;
+            Volt2 = INSTRUCTION.Ve1 + Amplitude;
        else
-            Volt2 = INSTRUCTION.VoltOrigin - Amplitude;
+            Volt2 = INSTRUCTION.Ve1 - Amplitude;

        counter  = 1;
        DACReset = false;
@@ -99,30 +99,30 @@ static uint16_t DPVCurve(WorkMode *WorkModeData) {
    // VoltValue = (ramp1*16 + ramp0/16) * 3.05;

    // check if we reach the final volt
-    if (((outputV >= INSTRUCTION.VoltFinal) && direction_up) || ((outputV <= INSTRUCTION.VoltFinal) && !direction_up)) {
+    if (((outputV >= INSTRUCTION.Ve2) && direction_up) || ((outputV <= INSTRUCTION.Ve2) && !direction_up)) {
        PeriodicEvent = false;
        DACReset      = true;
    }

    // check overflow/underflow and prepare for next output
    if (direction_up) {
-        if (Volt1 + INSTRUCTION.Step < Volt1)
+        if (Volt1 + INSTRUCTION.step < Volt1)
            Volt1 = 0xffff;
        else
-            Volt1 = Volt1 + INSTRUCTION.Step;
-        if (Volt2 + INSTRUCTION.Step < Volt2)
+            Volt1 = Volt1 + INSTRUCTION.step;
+        if (Volt2 + INSTRUCTION.step < Volt2)
            Volt2 = 0xffff;
        else
-            Volt2 = Volt2 + INSTRUCTION.Step;
+            Volt2 = Volt2 + INSTRUCTION.step;
    } else {
-        if (Volt1 - INSTRUCTION.Step > Volt1)
+        if (Volt1 - INSTRUCTION.step > Volt1)
            Volt1 = 0x0000;
        else
-            Volt1 = Volt1 - INSTRUCTION.Step;
-        if (Volt2 - INSTRUCTION.Step > Volt2)
+            Volt1 = Volt1 - INSTRUCTION.step;
+        if (Volt2 - INSTRUCTION.step > Volt2)
            Volt2 = 0x0000;
        else
-            Volt2 = Volt2 - INSTRUCTION.Step;
+            Volt2 = Volt2 - INSTRUCTION.step;
    }

    if (counter + 1 <= (PulsePeriod - PulseWidth)) {
@@ -132,467 +132,82 @@ static uint16_t DPVCurve(WorkMode *WorkModeData) {
    }
 }

-static uint16_t CVCurve(CVMode *CV) {
-    static uint16_t DACOutCode;
-    static bool direction_up;           // direction_up = true, if Vfinal > Vorigin
-    static bool current_direction_up;   // current_direction_up = true, Vstep => positive. vice versa
-    static bool firstADCData;           //firstADCdata=true,when min<x<max,cyclenumber--
-    // reset origin volt at the begin
-    if (DACReset) {
-        INSTRUCTION.VoltConstant = CV->_VOrigin;
-        if (CV->_VStop > CV->_VOrigin) {
-            direction_up         = true;
-            current_direction_up = true;
-        } else {
-            direction_up         = false;
-            current_direction_up = false;
+static void CV_Vscan(CVMode *CV){
+    static bool VminCounter;
+    static bool VmaxCounter;
+
+    NotifyCycleNumber = (INSTRUCTION.cycleNumber - CV->_cycleNumber + 1);
+
+    if(vscanReset){
+        VmaxCounter = false;
+        VminCounter = false;
+
+        if(INSTRUCTION.directionInit == 1){
+            CV->_direction_up         = true;
+            CV->_current_direction_up = true;
+        }else if(INSTRUCTION.directionInit == 0){
+            CV->_direction_up         = false;
+            CV->_current_direction_up = false;
        }

-        DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-        DAC_outputV(DACOutCode);    // output VOLT_ORIGIN
-        DACReset   = false;
-        firstADCData = true;
-        return DACOutCode;
+        //Vsetp = x * 20 * N, x=xmV ; N=VscanRate
+        if(INSTRUCTION.step <= 10){
+            CV->_Vstep = INSTRUCTION.step * INSTRUCTION.VsetRate / 5;
+        }else{
+            CV->_Vstep = INSTRUCTION.step / 5 * INSTRUCTION.VsetRate;
+        }
+
+        if(CV->_Vmin == CV->_Vinit){
+            VminCounter = true;
+        }
+        if(CV->_Vmax == CV->_Vinit){
+            VmaxCounter = true;
+        }
+
+        Vset = CV->_Vinit;
    }

-    if (CT.StepTimeCounter == CV->_StepTime) {
-        // Decide next direction
-        if (CV->_VoVi_Switch == 0x00){   //user see Vout
-            if (direction_up) {
-                if (INSTRUCTION.VoltConstant >= CV->_VStop) {
-                    current_direction_up = false;  // problem occurs when origin == 0000 final == ffff!!!!!!
-                    firstADCData = false;
-                }
-                else if (INSTRUCTION.VoltConstant <= CV->_VOrigin) {
-                    current_direction_up = true;
-                    firstADCData = false;
-                    if (CV->_CycleNumber == 0) {
-                        PeriodicEvent = false;  // periodic event end
-                        DACReset      = true;
-                    }
-                    CV->_CycleNumber--;
-                }
-
-
-                else if(current_direction_up){
-                    if(INSTRUCTION.VoltConstant + CV->_Step > CV->_VStop){
-                        current_direction_up = false;
-                    }
-                }
-                else if(!current_direction_up){
-                    if(INSTRUCTION.VoltConstant - CV->_Step < CV->_VOrigin){
-                        current_direction_up = true;
-                        if (CV->_CycleNumber == 0) {
-                            PeriodicEvent = false;  // periodic event end
-                            DACReset      = true;
-                        }
-                        CV->_CycleNumber--;
-                    }
-                }
-                if (firstADCData){
-                    CV->_CycleNumber--;
-                    firstADCData = false;
-                }
-
-            } else {
-                if (INSTRUCTION.VoltConstant < CV->_VStop) {
-                    current_direction_up = true;  // problem occurs when origin == 0000 final == ffff!!!!!!
-                    firstADCData = false;
-                }
-                else if (INSTRUCTION.VoltConstant > CV->_VOrigin) {
-                    current_direction_up = false;
-                    firstADCData = false;
-                    if (CV->_CycleNumber == 0) {
-                        PeriodicEvent = false;  // periodic event end
-                        DACReset      = true;
-                    }
-                    CV->_CycleNumber--;
-                }
-                else if(current_direction_up){
-                    if(INSTRUCTION.VoltConstant + CV->_Step > CV->_VOrigin){
-                        current_direction_up = false;
-                        if (CV->_CycleNumber == 0) {
-                            PeriodicEvent = false;  // periodic event end
-                            DACReset      = true;
-                        }
-                        CV->_CycleNumber--;
-                    }
-                }
-                else if(!current_direction_up){
-                    if(INSTRUCTION.VoltConstant - CV->_Step < CV->_VStop){
-                        current_direction_up = true;
-                    }
-                }
-                if (firstADCData){//first data =2899mv,CV->_CycleNumber--;
-                    CV->_CycleNumber--;
-                    firstADCData = false;
-                }
-            }
+    if(!vscanReset){
+        if (Vset >= CV->_Vmax){
+            VmaxCounter = true;
+        }else if (Vset <= CV->_Vmin){
+            VminCounter = true;
        }
-        else if (CV->_VoVi_Switch == 0x01){     //user see Vin
-            if (direction_up) {
-                if (INSTRUCTION.VoltConstant >= CV->_VStop) {
-                    current_direction_up = false;  // problem occurs when origin == 0000 final == ffff!!!!!!
-                    firstADCData = false;
-                }
-                else if (INSTRUCTION.VoltConstant <= CV->_VOrigin) {
-                    current_direction_up = true;
-                    firstADCData = false;
-                    if (CV->_CycleNumber == 0) {
-                        PeriodicEvent = false;  // periodic event end
-                        DACReset      = true;
-                    }
-                    CV->_CycleNumber--;
-                }

-
-                else if(current_direction_up){
-                    if(INSTRUCTION.VoltConstant + CV->_Step > CV->_VStop){
-                        current_direction_up = false;
-                    }
-                }
-                else if(!current_direction_up){
-                    if(INSTRUCTION.VoltConstant - CV->_Step < CV->_VOrigin){
-                        current_direction_up = true;
-                        if (CV->_CycleNumber == 0) {
-                            PeriodicEvent = false;  // periodic event end
-                            DACReset      = true;
-                        }
-                        CV->_CycleNumber--;
-                    }
-                }
-                if (firstADCData){
-                    CV->_CycleNumber--;
-                    firstADCData = false;
-                }
-
-            } else {
-                if (INSTRUCTION.VoltConstant < CV->_VStop) {
-                    current_direction_up = true;  // problem occurs when origin == 0000 final == ffff!!!!!!
-                    firstADCData = false;
-                }
-                else if (INSTRUCTION.VoltConstant > CV->_VOrigin){
-                    current_direction_up = false;
-                    firstADCData = false;
-                    if (CV->_CycleNumber == 0) {
-                        PeriodicEvent = false;  // periodic event end
-                        DACReset      = true;
-                    }
-                    CV->_CycleNumber--;
-                }
-                else if(current_direction_up){
-                    if(INSTRUCTION.VoltConstant + CV->_Step > CV->_VOrigin){
-                        current_direction_up = false;
-                        if (CV->_CycleNumber == 0) {
-                            PeriodicEvent = false;  // periodic event end
-                            DACReset      = true;
-                        }
-                        CV->_CycleNumber--;
-                    }
-                }
-                else if(!current_direction_up){
-                    if(INSTRUCTION.VoltConstant - CV->_Step < CV->_VStop){
-                        current_direction_up = true;
-                    }
-                }
-                if (firstADCData){//first data =2899mv,CV->_CycleNumber--;
-                    CV->_CycleNumber--;
-                    firstADCData = false;
-                }
-            }
+        if (CV->_current_direction_up){
+            Vset = Vset + CV->_Vstep * GPT.GptimerMultiple;
+        }else{
+            Vset = Vset - CV->_Vstep * GPT.GptimerMultiple;
        }
-//        if (current_direction_up == true){
-//            LED_color(DARKLED, 255, 0, 0);
-//        }
-//        else if (current_direction_up == false){
-//            LED_color(DARKLED, 255, 0, 255);
-//        }
-        
-        // Next output voltage
-        if (CV->_VoVi_Switch == 0x00){
-            if (direction_up) {
-                if (current_direction_up) {
-                    // DACUserCode overflow ?
-                    if (INSTRUCTION.VoltConstant + CV->_Step < INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VStop;
-                    }
-                    // reach Vfinal ?
-                    else if (INSTRUCTION.VoltConstant + CV->_Step > CV->_VStop) {
-                        INSTRUCTION.VoltConstant =CV->_VStop;
-                    }
-                    else if (INSTRUCTION.VoltConstant >= CV->_VStop){
-                        INSTRUCTION.VoltConstant =CV->_VStop;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + CV->_Step;
-                    }
-                }
-                else {
-                    // DACUserCode underflow ?
-                    if (INSTRUCTION.VoltConstant - CV->_Step > INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    // reach Vorigin ?
-                    else if (INSTRUCTION.VoltConstant - CV->_Step <  CV->_VOrigin) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else if (INSTRUCTION.VoltConstant <= CV->_VOrigin){
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - CV->_Step;
-                        if(INSTRUCTION.VoltConstant > 60000){
-                            INSTRUCTION.VoltConstant = 0;
-                            current_direction_up = true;
-                            if (CV->_CycleNumber == 0) {
-                                PeriodicEvent = false;  // periodic event end
-                                DACReset      = true;
-                            }
-                            CV->_CycleNumber--;
-                        }
-                    }
+
+        if(VmaxCounter && VminCounter){
+            if(CV->_direction_up && CV->_current_direction_up){
+                if(Vset >= CV->_Vinit){
+                    CV->_cycleNumber--;
+                    VminCounter = false;
+                    VmaxCounter = false;
                }
            }
-            else {
-                if (current_direction_up) {
-
-                    if (INSTRUCTION.VoltConstant + CV->_Step < INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-
-                    else if (INSTRUCTION.VoltConstant + CV->_Step >  CV->_VOrigin) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else if (INSTRUCTION.VoltConstant >= CV->_VOrigin){
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + CV->_Step;
-                    }
-                }
-                else {
-                    if (INSTRUCTION.VoltConstant - CV->_Step > INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VStop ;
-                    }
-                    else if (INSTRUCTION.VoltConstant - CV->_Step < CV->_VStop) {
-                        INSTRUCTION.VoltConstant = CV->_VStop;
-                    }
-                    else if(INSTRUCTION.VoltConstant <= CV->_VStop){
-                        INSTRUCTION.VoltConstant = CV->_VStop;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - CV->_Step;
-
-                        if(INSTRUCTION.VoltConstant > 60000){
-                            INSTRUCTION.VoltConstant = 0;
-                            current_direction_up = true;
-                        }
-                    }
-                }
-            }
-        }
-        else if (CV->_VoVi_Switch == 0x01){
-            if (direction_up) {
-                if (current_direction_up) {
-                    // DACUserCode overflow ?
-                    if (INSTRUCTION.VoltConstant + CV->_Step < INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VStop;
-                    }
-                    // reach Vfinal ?
-                    else if (INSTRUCTION.VoltConstant + CV->_Step > CV->_VStop) {
-                        INSTRUCTION.VoltConstant =CV->_VStop;
-                    }
-                    else if (INSTRUCTION.VoltConstant >= CV->_VStop){
-                        INSTRUCTION.VoltConstant =CV->_VStop;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + CV->_Step;
-                    }
-                }
-                else {
-                    // DACUserCode underflow ?
-                    if (INSTRUCTION.VoltConstant - CV->_Step > INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    // reach Vorigin ?
-                    else if (INSTRUCTION.VoltConstant - CV->_Step < CV->_VOrigin) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else if (INSTRUCTION.VoltConstant <= CV->_VOrigin){
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - CV->_Step;
-                        if(INSTRUCTION.VoltConstant > 60000){
-                            INSTRUCTION.VoltConstant = 0;
-                            current_direction_up = true;
-                            if (CV->_CycleNumber == 0) {
-                                PeriodicEvent = false;  // periodic event end
-                                DACReset      = true;
-                            }
-                            CV->_CycleNumber--;
-                        }
-                    }
-                }
-            }
-            else {
-                if (current_direction_up) {
-                    // DACUserCode overflow ?
-                    if (INSTRUCTION.VoltConstant + CV->_Step < INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    // ex:command 3->1V ,when 1 to 3V, 2.99+0.1 > 3V
-                    else if (INSTRUCTION.VoltConstant + CV->_Step > CV->_VOrigin) {
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else if (INSTRUCTION.VoltConstant >= CV->_VOrigin){
-                        INSTRUCTION.VoltConstant = CV->_VOrigin;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + CV->_Step;
-                    }
-                }
-                else {
-                    if (INSTRUCTION.VoltConstant - CV->_Step > INSTRUCTION.VoltConstant) {
-                        INSTRUCTION.VoltConstant = CV->_VStop ;
-                    }
-                    else if (INSTRUCTION.VoltConstant - CV->_Step < CV->_VStop) {
-                        INSTRUCTION.VoltConstant = CV->_VStop;
-                    }
-                    else if(INSTRUCTION.VoltConstant <= CV->_VStop){
-                        INSTRUCTION.VoltConstant = CV->_VStop;
-                    }
-                    else {
-                        INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - CV->_Step;
-
-                        if(INSTRUCTION.VoltConstant > 60000){
-                            INSTRUCTION.VoltConstant = 0;
-                            current_direction_up = true;
-                        }
-                    }
+            if(!CV->_direction_up && !CV->_current_direction_up){
+                if(Vset <= CV->_Vinit){
+                    CV->_cycleNumber--;
+                    VminCounter = false;
+                    VmaxCounter = false;
                }
            }
        }

-//        NotifyImpedance[0] = 0x00;
-//        NotifyImpedance[1] = 0x00;
-//        NotifyImpedance[2] = (uint8_t)((DACOutCode & 0xFF00) >> 8);
-//        NotifyImpedance[3] = (uint8_t)(DACOutCode & 0x00FF);
+        if (Vset >= CV->_Vmax){
+            CV->_current_direction_up = false;
+        }else if (Vset <= CV->_Vmin){
+            CV->_current_direction_up = true;
+        }

-
-        DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-        DAC_outputV(DACOutCode);
+        /*stop condition*/
+        if(CV->_cycleNumber == 0){
+            PeriodicEvent = false;
+            ModeLED(NO_EVENT);
+        }
    }
-    return DACOutCode;
 }
-
-static void CV_Plot(CVMode *CV){
-    static uint8_t PreviousGain = GAIN_200R;
-
-    static uint8_t VoltCurrentSwitch = 0;
-    uint16_t ADC_measure = 0;
-
-    if(VoltCurrentSwitch < 5){
-        ReadCurrent(spi_ADC_rxbuf);
-        VoltCurrentSwitch ++;
-    }
-    else if(VoltCurrentSwitch == 5){
-        // read current
-
-        if(INSTRUCTION.AutoGainEnable){
-            CV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            if(PreviousGain != INSTRUCTION.ADCGainLevel){
-                PreviousGain = INSTRUCTION.ADCGainLevel;
-                CV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-                CV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            }
-            if(PreviousGain != INSTRUCTION.ADCGainLevel){
-                PreviousGain = INSTRUCTION.ADCGainLevel;
-                CV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-                CV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            }
-        }
-        else{
-            ReadCurrent(spi_ADC_rxbuf);
-            CV->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-        VoltCurrentSwitch ++;
-    }
-//    else if(VoltCurrentSwitch < 9){
-//        // read volt
-//        ReadVolt(spi_ADC_rxbuf);
-//        VoltCurrentSwitch++;
-//    }
-//    else if(VoltCurrentSwitch == 9){
-//        /** read battery voltage **/
-//        ReadVolt(spi_ADC_rxbuf);
-//        ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-//        //CV->MeasureVolt = 20000;
-//        CV->MeasureVolt = DecodeADCVolt(ADC_measure);
-//        VoltCurrentSwitch++;
-//    }
-    else if(VoltCurrentSwitch < 9){
-        if(CV->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-        }else if(CV->_VoVi_Switch == 0x00){
-             // read vout volt
-             ReadVoutVolt(spi_ADC_rxbuf);
-         }
-        VoltCurrentSwitch++;
-    }
-    else if(VoltCurrentSwitch == 9){
-        if(CV->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-            ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-            //CV->MeasureVolt = 20000;
-            CV->MeasureVolt = DecodeADCVolt(ADC_measure);
-        }else if(CV->_VoVi_Switch == 0x00){
-           // read vout volt
-            ReadVoutVolt(spi_ADC_rxbuf);
-            ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-            CV->MeasureVolt = DecodeADCVoutVolt(ADC_measure);
-        }
-        VoltCurrentSwitch++;
-    }
-//    else if (VoltCurrentSwitch < 13){
-//             ReadBatVolt(spi_ADC_rxbuf);
-//             VoltCurrentSwitch ++;
-//    }
-//    else if (VoltCurrentSwitch == 13){
-//         // read battery volt
-//         ReadBatVolt(spi_ADC_rxbuf);
-//         ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-//         CV->_MeasureBatvolt = DecodeADCBatVolt(ADC_measure);
-//         CV->_MeasureBatvolt = CV->_MeasureBatvolt/10 - 250; // (5.00V) 5000->250 usercode
-//         VoltCurrentSwitch ++;
-//    }
-    else{
-        VoltCurrentSwitch = 0;
-    }
-
-    NotifyCurrent[0] = (uint8_t) (CV->_MeasureData >> 24);
-    NotifyCurrent[1] = (uint8_t) ((CV->_MeasureData & 0x00FF0000) >> 16);
-    NotifyCurrent[2] = (uint8_t) ((CV->_MeasureData & 0x0000FF00) >> 8);
-    NotifyCurrent[3] = (uint8_t) (CV->_MeasureData & 0x000000FF);
-
-    if ((CV->_VoVi_Switch == 0x01) || (CV->_VoVi_Switch == 0x00)){        //user see Vin || user see Vout
-//        NotifyVolt[0] = (uint8_t) (CV->MeasureVolt >> 24);
-//        NotifyVolt[1] = (uint8_t) ((CV->MeasureVolt & 0x00FF0000) >> 16);
-//        NotifyVolt[2] = (uint8_t) ((CV->MeasureVolt & 0x0000FF00) >> 8);
-//        NotifyVolt[3] = (uint8_t) (CV->MeasureVolt & 0x000000FF);
-
-        int32_t RealV;
-        RealV = (int32_t)(INSTRUCTION.VoltConstant - 25000)*1000/5;
-        NotifyVolt[0] = (uint8_t)((RealV & 0xFF000000) >> 24);
-        NotifyVolt[1] = (uint8_t)((RealV & 0x00FF0000) >> 16);
-        NotifyVolt[2] = (uint8_t)((RealV & 0x0000FF00) >> 8);
-        NotifyVolt[3] = (uint8_t)(RealV & 0x000000FF);
-    }
-
-//    NotifyBatVolt = (uint8_t) (CV->_MeasureBatvolt & 0x000000FF);
-}
-
-
 #endif
@@ -0,0 +1,47 @@
+#ifndef ELITECVSCAN
+#define ELITECVSCAN
+
+#define Vset INSTRUCTION.Vset
+
+static uint16_t CVSCANCurve(CVSCANMode *CVSCAN){
+    static uint16_t DACOutCode;
+    static int32_t Vin;
+    static int32_t Vout;
+    static int32_t DeltaVout;
+
+    Vin = CVSCAN->_measureVin * 200;//[5nV]
+    if(DACReset){
+        Vout = Vset + Vin;
+        DACReset = false;
+    }else{
+        DeltaVout = Vset - (Vout - Vin);
+        Vout = Vout + DeltaVout;
+    }
+
+    INSTRUCTION.VoltConstant = Vout / 40000 + 25000;//5nV=>usercode
+    DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, INSTRUCTION.VoltConstant);
+
+    int32_t RealV2;
+    RealV2 = (int32_t)((Vout - Vin) / 200);//[1uV]
+    InputNotify(NOTIFY_VOLT, RealV2);
+
+    int32_t RealV;
+    RealV = (int32_t)(Vout / 200);//[1uV]
+    InputNotify(NOTIFY_IMPEDANCE, RealV);
+
+    DAC_outputV(DACOutCode);
+
+    return DACOutCode;
+}
+
+static void CVSCAN_Vscan(CVSCANMode *CVSCAN){
+
+    if(vscanReset){
+        Vset = CVSCAN->_Vinit;
+    }
+
+    if(!vscanReset){
+        Vset = CVSCAN->_Vinit;
+    }
+}
+#endif
@@ -51,15 +51,71 @@ static uint16_t DAC_outputV(uint16_t voltLV) {
    spi_DACtxbuf[1] = v1;
    spi_DACtxbuf[2] = v2;

-    DAC_SPI(SPI_DAC_SIZE, spi_DACtxbuf, spi_rxbuf);
+//    DAC_SPI(SPI_DAC_SIZE, spi_DACtxbuf, spi_rxbuf);
+
    return voltLV;
 }

+static void VoutGainControl(uint8_t VOUTLevel){
+    if(VOUTLevel == 0){
+        // VOUT gain level = 0, using 240K resister
+//        PIN15_setOutputValue(Turon_VOUT_SMALL, 0);
+    }
+    else if(VOUTLevel == 1){
+        // VOUT gain level = 1, using 15K resister
+//        PIN15_setOutputValue(Turon_VOUT_SMALL, 1);
+    }
+    else if(VOUTLevel == 2){
+        // VOUT gain level = 2, using 15K resister
+//        PIN15_setOutputValue(Turon_VOUT_SMALL, 1);
+    }
+    else{
+        // default using 15K resister
+//        PIN15_setOutputValue(Turon_VOUT_SMALL, 1);
+    }
+}
+
 #endif

 static int32_t User2Real(uint16_t UserCode){
    /* transfer usercode to real voltage value (mV) */
-    return (int32_t) ((UserCode - 25000)*2)/10;
+    return (int32_t)((UserCode - 25000) / 5);
+}
+
+
+// DAC Vout theoretical boundary <300, 100~ (mV)
+#define DAC_VOUT_GAIN_SMALL_BOUNDARY           100000  // 25500(usercode) = 100 mV
+#define DAC_VOUT_GAIN_LARGE_BOUNDARY           300000  // 26500(usercode) = 300 mV
+#define DAC_VOUT_GAIN_LARGE_BOUNDARY_USERCODE   26500  // 26500(usercode) = 300 mV
+#define DAC_VOUT_GAIN_LARGE_BOUNDARY1_USERCODE  23500  // 23500(usercode) = -300 mV
+
+static void AutoGainChangeVout(int32_t userCode){
+    int32_t RealVolt = (userCode - 25000) * 200; // (userCode - 25000) / 5 * 1000  [1uV]
+    // switch to 1 level volt(small)   15K
+    // switch to 2 level volt(large)   240K
+
+    if(INSTRUCTION.VoutGainLevel == VOUT_GAIN_AUTO){
+        INSTRUCTION.VoutGainLevel = VOUT_GAIN_15K;
+        VoutGainControl(INSTRUCTION.VoutGainLevel);
+        record_flag = false;
+    }
+
+    if(INSTRUCTION.VoutGainLevel == VOUT_GAIN_15K){
+        if(RealVolt > DAC_VOUT_GAIN_LARGE_BOUNDARY || RealVolt < -1 * DAC_VOUT_GAIN_LARGE_BOUNDARY){
+            // switch to 2 level volt(large)
+            INSTRUCTION.VoutGainLevel = VOUT_GAIN_240K;
+            VoutGainControl(INSTRUCTION.VoutGainLevel);
+            record_flag = false;
+        }
+    }
+    else if(INSTRUCTION.VoutGainLevel == VOUT_GAIN_240K){
+        if(RealVolt < DAC_VOUT_GAIN_SMALL_BOUNDARY && RealVolt > -1 * DAC_VOUT_GAIN_SMALL_BOUNDARY ){
+            // switch to 1 level volt(small)
+            INSTRUCTION.VoutGainLevel = VOUT_GAIN_15K;
+            VoutGainControl(INSTRUCTION.VoutGainLevel);
+            record_flag = false;
+        }
+    }
 }

 #endif
@@ -2,6 +2,29 @@
 #ifndef ELITE_FLAG_CT_INIT
 #define ELITE_FLAG_CT_INIT

+// CT counter
+struct _CT{
+    uint32_t SampleRate_counter;
+    uint16_t StepTimeCounter;
+    uint16_t NotifyCounter;
+    uint32_t StandByCounter;
+}CT = {0};
+
+// GPT counter
+struct _GPT{
+    uint32_t GptimerCounter;
+    uint32_t GptimerCounter0;
+    uint8_t  DeltaGptimerCounter;
+    uint32_t SampleRateCounter;
+    uint32_t NotifyCounter;
+    uint32_t VscanRateCounter;
+    uint32_t LeadTimeCounter;
+    uint32_t BatteryADCCounter;
+    uint32_t BatteryCheckCounter;
+    uint32_t GptimerMultiple;
+    uint32_t StiCounter;
+}GPT = {0};
+
 static void InitCT(){
    CT.SampleRate_counter = 1;
    CT.StepTimeCounter = 1;
@@ -9,14 +32,16 @@ static void InitCT(){
    CT.StandByCounter = 0;
 }

-static void InitFlag(){
-    PeriodicEvent = false;      // is there an PeriodicEvent?
-    InitPeriodicEvent = true;   // need to create a WorkModeData?
-    DACReset = true;
-    CCModeDACEnable = 0;        // to make sure DAC work after ADC
-    Free_Work_Mode = true;      // Free(WorkModeData)
-//    NotifyReady = false;
-//    DiscardIVFirstData = 0;
+static void InitGPT(){
+    GPT.GptimerCounter      = 0;
+    GPT.GptimerCounter0     = 0;
+    GPT.DeltaGptimerCounter = 0;
+    GPT.SampleRateCounter   = 0;
+    GPT.NotifyCounter       = 0;
+    GPT.VscanRateCounter    = 0;
+    GPT.LeadTimeCounter     = 0;
+    GPT.BatteryADCCounter   = 0;
+    GPT.BatteryCheckCounter = 0;
+    GPT.StiCounter          = 0;
 }
-
 #endif
@@ -17,7 +17,7 @@ static void elite_gptimer_callback(GPTimerCC26XX_Handle handle, GPTimerCC26XX_In
 #define elite_gptimer_start() GPTimerCC26XX_start(gptimer_handle)
 #define elite_gptimer_stop() GPTimerCC26XX_stop(gptimer_handle)
 #define elite_gptimer_close() GPTimerCC26XX_close(gptimer_handle)
-#define CLOCK_FREQ 4000  // clock freq = 0.1 ms
+#define CLOCK_FREQ 4800  // clock freq = 0.1 ms

 #define elite_gptimer_open()                                                                          \
    do {                                                                                              \
@@ -1,84 +0,0 @@
-
-#ifndef ELITEIT
-#define ELITEIT
-
-#define absolute(a) ((a<0)? -a:a)
-
-//static int32_t IT_Plot() {
-//    // read ADC current
-//    int32_t Real_Current = 0;
-//    ADCGainControl(INSTRUCTION.ADCGainLevel);
-//    ADCChannelSelect(ADC_CH_CURRENT);
-//    CPUdelay(10);
-//    ADC_read(spi_ADC_rxbuf);
-//
-//    // check if ADC over/under flow
-//    // let the output saturate if over/under flow
-////    ADC_overflow(INSTRUCTION.ADCGainLevel, spi_ADC_rxbuf);
-//
-//    // decode ADC value and put it into notify buffer
-//    Real_Current = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-//
-//    return Real_Current;
-//}
-
-static int32_t IT_Plot(WorkMode *WorkModeData) {
-
-    switch (INSTRUCTION.eliteFxn) {
-            case IV_CURVE:{
-                #define CURRENT_MODE WorkModeData->IV
-                break;
-            }
-            case CV_CURVE:{
-                #define CURRENT_MODE WorkModeData->CV
-                break;
-            }
-            case IT_CURVE:{
-                #define CURRENT_MODE WorkModeData->IT
-                break;
-            }
-            default: {
-                #define CURRENT_MODE WorkModeData->IT
-                break;
-            }
-    }
-   
-    // read ADC current
-    int32_t RealCurrent = 0, RealVolt = 0;
-    static uint8_t PreviousGain = GAIN_200R;
-
-    if(INSTRUCTION.AutoGainEnable){
-        RealCurrent = AutoGainReadCurrent(spi_ADC_rxbuf);
-        if(PreviousGain != INSTRUCTION.ADCGainLevel){
-            PreviousGain = INSTRUCTION.ADCGainLevel;
-            CURRENT_MODE->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            CURRENT_MODE->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-        }
-        if(PreviousGain != INSTRUCTION.ADCGainLevel){
-            PreviousGain = INSTRUCTION.ADCGainLevel;
-            CURRENT_MODE->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            CURRENT_MODE->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-        }
-    }
-    else{
-        ReadCurrent(spi_ADC_rxbuf);
-        RealCurrent = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-    }
-
-    CURRENT_MODE->_MeasureData = RealCurrent;
-
-
-//    if(INSTRUCTION.eliteFxn == IV_CURVE){
-//        // RealVo = Vo - RealCurrent * 100R
-//        RealVolt = (INSTRUCTION.VoltConstant - DAC_ZERO)/5 - 200*(RealCurrent/1e6);
-//
-//        NotifyVolt[0] = (uint8_t) (RealVolt >> 24);
-//        NotifyVolt[1] = (uint8_t) ((RealVolt & 0x00FF0000) >> 16);
-//        NotifyVolt[2] = (uint8_t) ((RealVolt & 0x0000FF00) >> 8);
-//        NotifyVolt[3] = (uint8_t) (RealVolt & 0x000000FF);
-//    }
-    return RealCurrent;
-}
-
-
-#endif
@@ -2,250 +2,47 @@
 #ifndef ELITEIV
 #define ELITEIV

-static uint16_t VoltScan(WorkMode *WorkModeData) {
-    uint16_t Voltage;
-    if (INSTRUCTION.VoltOrigin == INSTRUCTION.VoltFinal) {
-        Voltage = Usercode_Correction_to_DAC(INSTRUCTION.VoltOrigin);
-        DAC_outputV(Voltage);
-        PeriodicEvent = false;
-        return Voltage;
-    } else if (INSTRUCTION.eliteFxn == SQUARE_WAVE_VOLTAMMETRY) {
-        Voltage = SWVCurve(WorkModeData);
-    } else if (INSTRUCTION.eliteFxn == DIFFERENTIAL_PULSE_VOLTAMMETRY) {
-        Voltage = DPVCurve(WorkModeData);
-    } else if (INSTRUCTION.eliteFxn == CV_CURVE) {
-        Voltage = CVCurve(WorkModeData->CV);
-    }
+#define Vset INSTRUCTION.Vset

-    // IV plot mode
-    else {
-        Voltage = OneWayVoltScan(WorkModeData->IV);
-    }
-
-    return Voltage;
-}
-
-static uint16_t OneWayVoltScan(IVMode *IV) {
-    uint16_t DACOutCode;
-
-    // reset origin volt at the begin
-    if (DACReset) {
-//        DACUserCode = IV->GetVOrigin((struct VoltOutPara *) IV);
-        INSTRUCTION.VoltConstant = IV->_VOrigin;
-        DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-        DACReset   = false;
-
-        // output VOLT_ORIGIN
-        DAC_outputV(DACOutCode);
-        return DACOutCode;
-    }
-
-    if (CT.StepTimeCounter == IV->_StepTime){
-        if (IV->_VOrigin < IV->_VStop) {//4~5V
-            // output the next output volt
-            INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant + IV->_Step;
-            // Only used in two-wire IV
-//            if(INSTRUCTION.VoltConstant > IV->_VStop){
-//                INSTRUCTION.VoltConstant = IV->_VStop;
-//            }
-
-            DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-            DAC_outputV(DACOutCode);
-
-            // end IV task if we reach INSTRUCTION.VoltFinal
-//            if (INSTRUCTION.VoltConstant >= IV->_VStop) {
-//                PeriodicEvent = false;
-//                DACReset      = true;
-//            }
-        } else {
-            INSTRUCTION.VoltConstant = INSTRUCTION.VoltConstant - IV->_Step;
-
-            // check if DACUserCode underflow
-            if(INSTRUCTION.VoltConstant >= 60000){
-                INSTRUCTION.VoltConstant = IV->_VStop;
-            }
-
-            // output the next output volt
-            DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant);
-            DAC_outputV(DACOutCode);
-
-            // end IV task if we reach INSTRUCTION.VoltFinal
-//            if (INSTRUCTION.VoltConstant <= IV->_VStop){
-//                PeriodicEvent = false;
-//                DACReset      = true;
-////                reset();
-//            }
+static void IV_Vscan(IVMode *IV){
+    if(vscanReset){
+        if(INSTRUCTION.directionInit == 1){
+            IV->_direction_up         = true;
+            IV->_current_direction_up = true;
+        }else if(INSTRUCTION.directionInit == 0){
+            IV->_direction_up         = false;
+            IV->_current_direction_up = false;
        }

-//        if (IV->_VoVi_Switch == 0x00 || IV->_VoVi_Switch == 0x01){        //user see Vout/user see Vin
-//            if (IV->_VOrigin < IV->_VStop) {
-//                if(INSTRUCTION.VoltConstant >= IV->_VStop){
-//                    PeriodicEvent = false;
-//                    DACReset      = true;
-//                }
-//            }
-//            else{
-//                if(INSTRUCTION.VoltConstant <= IV->_VStop){
-//                    PeriodicEvent = false;
-//                    DACReset      = true;
-//                }
-//            }
-//        }
-
-//        int32_t RealV;
-//        RealV = DAC_to_realV(DACOutCode);
-//        NotifyVolt[0] = (uint8_t)((RealV & 0xFF000000) >> 24);
-//        NotifyVolt[1] = (uint8_t)((RealV & 0x00FF0000) >> 16);
-//        NotifyVolt[2] = (uint8_t)((RealV & 0x0000FF00) >> 8);
-//        NotifyVolt[3] = (uint8_t)(RealV & 0x000000FF);
-
-//          int32_t RealV;
-//          RealV = (int32_t)(INSTRUCTION.VoltConstant - 25000)/5*1000;
-//          NotifyVolt[0] = (uint8_t)((RealV & 0xFF000000) >> 24);
-//          NotifyVolt[1] = (uint8_t)((RealV & 0x00FF0000) >> 16);
-//          NotifyVolt[2] = (uint8_t)((RealV & 0x0000FF00) >> 8);
-//          NotifyVolt[3] = (uint8_t)(RealV & 0x000000FF);
-
-
-//        NotifyImpedance[0] = 0x00;
-//        NotifyImpedance[1] = 0x00;
-//        NotifyImpedance[2] = (uint8_t)((INSTRUCTION.VoltConstant & 0xFF00) >> 8);
-//        NotifyImpedance[3] = (uint8_t)(INSTRUCTION.VoltConstant & 0x00FF);
-
-            
-    }
-
-    return DACOutCode;
-}
-
-static void IV_Plot(IVMode *IV) {
-    static uint8_t VoltCurrentSwitch = 0;
-    static uint8_t PreviousGain = GAIN_200R;
-    uint16_t ADC_measure = 0;
-
-    if(VoltCurrentSwitch < 2){
-        ReadCurrent(spi_ADC_rxbuf);
-        VoltCurrentSwitch ++;
-    }
-    else if(VoltCurrentSwitch == 2){
-        // read current
-
-        if(INSTRUCTION.AutoGainEnable){
-            IV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            if(PreviousGain != INSTRUCTION.ADCGainLevel){
-                PreviousGain = INSTRUCTION.ADCGainLevel;
-                IV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-                IV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            }
-            if(PreviousGain != INSTRUCTION.ADCGainLevel){
-                PreviousGain = INSTRUCTION.ADCGainLevel;
-                IV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-                IV->_MeasureData = AutoGainReadCurrent(spi_ADC_rxbuf);
-            }
+        //Vsetp = x * 20 * N, x=xmV ; N=VscanRate
+        if(INSTRUCTION.step <= 10){
+            IV->_Vstep = INSTRUCTION.step * INSTRUCTION.VsetRate / 5;
+        }else{
+            IV->_Vstep = INSTRUCTION.step / 5 * INSTRUCTION.VsetRate;
        }
-        else{
-            ReadCurrent(spi_ADC_rxbuf);
-            IV->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
-        }
-        VoltCurrentSwitch ++;
-    }
-//    else if(VoltCurrentSwitch < 9){
-//        // read volt
-//        ReadVolt(spi_ADC_rxbuf);
-//        VoltCurrentSwitch++;
-//    }
-//    else if(VoltCurrentSwitch == 9){
-//        /** read battery voltage **/
-//        ReadVolt(spi_ADC_rxbuf);
-//        ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-//        IV->MeasureVolt = DecodeADCVolt(ADC_measure);
-//        VoltCurrentSwitch++;
-//    }
-    else if(VoltCurrentSwitch < 5){
-        if(IV->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-        }else if(IV->_VoVi_Switch == 0x00){
-            // read vout volt
-            ReadVoutVolt(spi_ADC_rxbuf);
-        }
-        VoltCurrentSwitch++;
-    }
-    else if(VoltCurrentSwitch == 5){
-        if(IV->_VoVi_Switch == 0x01){
-            // read vin volt
-            ReadVolt(spi_ADC_rxbuf);
-            ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-            IV->MeasureVolt = DecodeADCVolt(ADC_measure);
-        }else if(IV->_VoVi_Switch == 0x00){
-            // read vout volt
-            ReadVoutVolt(spi_ADC_rxbuf);
-            ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-            IV->MeasureVolt = DecodeADCVoutVolt(ADC_measure);
-        }
-        VoltCurrentSwitch++;
-    }
-//    else if (VoltCurrentSwitch < 13){
-//        ReadBatVolt(spi_ADC_rxbuf);
-//        VoltCurrentSwitch ++;
-//    }
-//    else if (VoltCurrentSwitch == 13){
-//        // read battery volt
-//        ReadBatVolt(spi_ADC_rxbuf);
-//        ADC_measure = (uint16_t) (spi_ADC_rxbuf[0] << 8) | (uint16_t) (spi_ADC_rxbuf[1]);
-//        IV->_MeasureBatvolt = DecodeADCBatVolt(ADC_measure);
-//        IV->_MeasureBatvolt = IV->_MeasureBatvolt/10 - 250; // (5.00V) 5000->250 usercode
-//        VoltCurrentSwitch ++;
-//    }
-    else{
-        VoltCurrentSwitch = 0;
+
+        Vset       = IV->_Vinit;
    }

-
-
-    NotifyCurrent[0] = (uint8_t) (IV->_MeasureData >> 24);
-    NotifyCurrent[1] = (uint8_t) ((IV->_MeasureData & 0x00FF0000) >> 16);
-    NotifyCurrent[2] = (uint8_t) ((IV->_MeasureData & 0x0000FF00) >> 8);
-    NotifyCurrent[3] = (uint8_t) (IV->_MeasureData & 0x000000FF);
-
-    if((IV->_VoVi_Switch == 0x01) || (IV->_VoVi_Switch == 0x00)){        //user see Vin || user see Vout
-        NotifyVolt[0] = (uint8_t) (IV->MeasureVolt >> 24);
-        NotifyVolt[1] = (uint8_t) ((IV->MeasureVolt & 0x00FF0000) >> 16);
-        NotifyVolt[2] = (uint8_t) ((IV->MeasureVolt & 0x0000FF00) >> 8);
-        NotifyVolt[3] = (uint8_t) (IV->MeasureVolt & 0x000000FF);
-    }
-//          int32_t RealV;
-//          RealV = (int32_t)(INSTRUCTION.VoltConstant - 25000)/5*1000;
-//          NotifyVolt[0] = (uint8_t)((RealV & 0xFF000000) >> 24);
-//          NotifyVolt[1] = (uint8_t)((RealV & 0x00FF0000) >> 16);
-//          NotifyVolt[2] = (uint8_t)((RealV & 0x0000FF00) >> 8);
-//          NotifyVolt[3] = (uint8_t)(RealV & 0x000000FF);
-
-
-    if (IV->_VoVi_Switch == 0x00 || IV->_VoVi_Switch == 0x01){        //user see Vout/user see Vin
-          int32_t RealV;
-          RealV = (int32_t)(INSTRUCTION.VoltConstant - 25000)*1000/5;
-          NotifyVolt[0] = (uint8_t)((RealV & 0xFF000000) >> 24);
-          NotifyVolt[1] = (uint8_t)((RealV & 0x00FF0000) >> 16);
-          NotifyVolt[2] = (uint8_t)((RealV & 0x0000FF00) >> 8);
-          NotifyVolt[3] = (uint8_t)(RealV & 0x000000FF);
-
-        if (IV->_VOrigin < IV->_VStop) {
-            if(INSTRUCTION.VoltConstant >= IV->_VStop){
+    if(!vscanReset){
+        if(IV->_current_direction_up){
+            if(Vset >= IV->_Vmax){
                PeriodicEvent = false;
-                DACReset      = true;
+                ModeLED(NO_EVENT);
+            }
+        }else{
+            if(Vset <= IV->_Vmin){
+                PeriodicEvent = false;
+                ModeLED(NO_EVENT);
            }
        }
-        else{
-            if(INSTRUCTION.VoltConstant <= IV->_VStop){
-                PeriodicEvent = false;
-                DACReset      = true;
-            }
+
+        if (IV->_current_direction_up){
+            Vset = Vset + IV->_Vstep * GPT.GptimerMultiple;
+        }else{
+            Vset = Vset - IV->_Vstep * GPT.GptimerMultiple;
        }
    }
-
-//    NotifyBatVolt = (uint8_t) (IV->_MeasureBatvolt & 0x000000FF);
 }

-
 #endif
@@ -2,28 +2,39 @@
 #ifndef ELITEINSTRUCTION
 #define ELITEINSTRUCTION

-/** ADC gain level **/
-#define GAIN_200K   0x00 // largest gain
-#define GAIN_10K    0x01
-#define GAIN_200R   0x02 // the least gain
-#define GAIN_AUTO   0x03
+/** Iin, Vin, Vout **/
+#define IIN_ADC         0x00
+#define VIN_ADC         0x01
+#define VOUT_DAC        0x02
+#define HIGH_Z          0x03

-/** Resister meter **/
-#define RESISTER_METER_SMALL    0x00
-#define RESISTER_METER_MIDDLE1  0x01
-#define RESISTER_METER_MIDDLE2  0x02
-#define RESISTER_METER_LARGE    0x03
+/** TRIG01 AOUT, DOUT, PROUT **/
+#define AOUT_ADC        0x00
+#define DOUT_ADC        0x01
+#define PR_DAC          0x02
+#define LEDtest         0x03
+#define OUT_5V_EN       0x04

-/** CC mode parameter **/
-// CurrentLV
-#define CURRENT_LV_NA 0x00
-#define CURRENT_LV_UA 0x01
-#define CURRENT_LV_MA 0x02
+/** ADC Iin gain level **/
+#define I_GAIN_3M       0x00    // largest gain
+#define I_GAIN_100K     0x01
+#define I_GAIN_3K       0x02
+#define I_GAIN_100R     0x03    // the least gain
+#define I_GAIN_AUTO     0x04
+
+/** ADC Vin gain level **/
+#define VIN_GAIN_1M     0x00
+#define VIN_GAIN_30K    0x01
+#define VIN_GAIN_1K     0x02
+#define VIN_GAIN_AUTO   0x03
+
+/** Vout gain level **/
+#define VOUT_GAIN_240K  0x00
+#define VOUT_GAIN_15K   0x01
+#define VOUT_GAIN_AUTO  0x02

 /* DAC reset parameter */
-#define DAC_ZERO 25000
-#define DAC_POS_MAX 0x0000
-#define DAC_NEG_MAX 0xFFFF
+#define DAC_ZERO    25000

 // Step time macro
 #define STEPTIME_HALF_SEC 5000
@@ -34,58 +45,79 @@
 ==== headstage instruction ====
 =============================*/
 struct HEADSTAGE_INSTRUCTION {
-    /** chip ID */
-    uint8_t chip_id;

-    /** Sample rate **/
-     // SampleRate = SampleRateTable[SampleRateIndex]
-    uint8_t SampleRateIndex;
-    uint32_t SampleRate;
+    uint8_t  chip_id;
+    uint8_t  eliteFxn;

    /** DAC parameter **/
-     // volt san parameter
-    uint16_t VoltOrigin;
-    uint16_t VoltFinal;
-    uint16_t Step;
-    uint16_t StepTime;
-
-     // constant volt
-     // which is used in CC mode as VMax and VMin
+    uint8_t  VsetRateIndex;
+    uint32_t VsetRate;
+    int32_t  Vset;
    uint16_t VoltConstant;
+    uint8_t  directionInit;
+    uint32_t step;
+    uint16_t Ve1;
+    uint16_t Ve2;
+    int32_t  Vinit;
+    int32_t  Vmax;
+    int32_t  Vmin;

    /** ADC parameter **/
-    uint8_t ADCGainLevel;
-
-    uint8_t AutoGainEnable;
+    uint8_t  sampleRateIndex;
+    uint32_t sampleRate;
+    uint8_t  VoViSwitch;
+    uint8_t  AutoGainEnable;
+    uint8_t  VinAutoGainEnable;
+    uint8_t  VoutAutoGainEnable;
+    uint8_t  ADCGainLevel;
+     // voltage output gain
+    uint16_t VoutGainLevel;
+    uint8_t  VinADCGainLevel;

    /** Notify parameter **/
-    uint16_t NotifyRate;
+    uint32_t notifyRate;

-    /** Constant Current Parameter **/
-    // Charge is a bool; true => current > 0, vice versa
-    uint8_t Charge;
-    int32_t ConstantCurrent;
-    uint16_t VoltLimit;
+    /** mode parameter **/
+    uint16_t cycleNumber;
+    uint8_t  charge;
+    int32_t  constantCurrent;
+    int32_t  Currentmax;
+    int32_t  sti_v1;
+    int32_t  sti_v2;
+    int32_t  sti_v3;
+    int32_t  sti_v4;
+    int32_t  sti_v5;
+    int32_t  sti_v6;
+    int32_t  sti_v7;
+    int32_t  sti_t1;
+    int32_t  sti_t2;
+    int32_t  sti_t3;
+    int32_t  sti_t4;
+    int32_t  sti_t5;
+    int32_t  sti_t6;
+    int32_t  sti_t7;
+    uint16_t sti_cy;
+    uint16_t sti_loop;

-    /** Resister Measure **/
-    uint8_t ResisterMeter;
+    uint16_t StepTime;

-    // elite function
-    uint8_t eliteFxn;
+    uint8_t AdcChannel;

-    uint8_t CycleNumber;
+    /** TRIG chan **/
+    bool tri_pr0;
+    bool tri_d0;
+    bool tri_a0;
+    bool tri_a2;
+    bool tri_a3;
+    bool tri_a1;
+    bool tri_d1;
+    bool tri_pr1;
+    bool output_5v_en0;
+    bool output_5v_en1;

-    uint8_t VoVi_Switch;
-
-    uint16_t InitVolt;
-
-    uint16_t MaxVolt;
-
-    uint16_t MinVolt;
-
-    uint16_t InitDirection;
-
-    uint32_t MaxCurrent;
+    /** trigger mode enable **/
+    bool trig0_en;
+    bool trig1_en;

 } INSTRUCTION = {0};

@@ -99,55 +131,63 @@ struct HEADSTAGE_INSTRUCTION {
 * @return  None.
 */
 static void InitEliteInstruction(){
-    INSTRUCTION.chip_id = 0;
-    INSTRUCTION.SampleRateIndex = 1;
-    INSTRUCTION.SampleRate = 100;
-    INSTRUCTION.VoltOrigin = DAC_ZERO;
-    INSTRUCTION.VoltFinal = DAC_ZERO;
-    INSTRUCTION.Step = 0x0005; // 0x0005 = 1mV
-    INSTRUCTION.StepTime = STEPTIME_ONE_SEC;    // about 0.5 sec
-    INSTRUCTION.VoltConstant = DAC_ZERO;  // is about 0V
-    INSTRUCTION.ADCGainLevel = GAIN_AUTO;
-    INSTRUCTION.AutoGainEnable = 1;
-    INSTRUCTION.NotifyRate = STEPTIME_ONE_SEC/10;
-    INSTRUCTION.ResisterMeter = RESISTER_METER_LARGE;
-    INSTRUCTION.Charge = 1;
-    INSTRUCTION.ConstantCurrent = 0x00000000;
-    INSTRUCTION.VoltLimit = 0x0000;
-    INSTRUCTION.eliteFxn = 0; // default is a null event
-    INSTRUCTION.CycleNumber = 0;
-    INSTRUCTION.VoVi_Switch = 0x01;    //VoVi_Switch == 0 => user see Vo / VoVi_Switch == 1 => user see Vi
-    INSTRUCTION.InitVolt = DAC_ZERO;
-    INSTRUCTION.MaxVolt = DAC_ZERO;
-    INSTRUCTION.MinVolt = DAC_ZERO;
-    INSTRUCTION.InitDirection = 1;    //0:reverse   1:forward
+    INSTRUCTION.chip_id         = 0;
+    INSTRUCTION.eliteFxn        = 0;         //default is a null event
+    INSTRUCTION.VsetRateIndex   = 0;
+    INSTRUCTION.VsetRate        = 2;
+    INSTRUCTION.Vset            = 0;
+    INSTRUCTION.VoltConstant    = DAC_ZERO; //DAC_ZERO is about 0V
+    INSTRUCTION.directionInit   = 1;        //0:reverse        1:forward
+    INSTRUCTION.step            = 0;
+    INSTRUCTION.Ve1             = DAC_ZERO;
+    INSTRUCTION.Ve2             = DAC_ZERO;
+    INSTRUCTION.Vinit           = 0;
+    INSTRUCTION.Vmax            = 0;
+    INSTRUCTION.Vmin            = 0;
+    INSTRUCTION.sampleRateIndex = 1;
+    INSTRUCTION.sampleRate      = 100;
+    INSTRUCTION.VoViSwitch      = 0x01;    //0:user see Vo     1: user see Vi
+    INSTRUCTION.AutoGainEnable  = 1;
+    INSTRUCTION.VinAutoGainEnable = 1;
+    INSTRUCTION.VoutAutoGainEnable = 1;
+    INSTRUCTION.ADCGainLevel    = I_GAIN_AUTO;
+    INSTRUCTION.VoutGainLevel   = VOUT_GAIN_AUTO;
+    INSTRUCTION.VinADCGainLevel = VIN_GAIN_AUTO;
+    INSTRUCTION.notifyRate      = STEPTIME_ONE_SEC;
+    INSTRUCTION.cycleNumber     = 1;
+    INSTRUCTION.charge          = 1;      //0:discharge        1:charge
+    INSTRUCTION.constantCurrent = 0;
+    INSTRUCTION.Currentmax      = 0;
+    INSTRUCTION.StepTime        = STEPTIME_ONE_SEC;
+    INSTRUCTION.AdcChannel      = 0;
+
+    //pulse mode
+    INSTRUCTION.sti_t1          = 0;
+    INSTRUCTION.sti_t2          = 0;
+    INSTRUCTION.sti_t3          = 0;
+    INSTRUCTION.sti_t4          = 0;
+    INSTRUCTION.sti_t5          = 0;
+    INSTRUCTION.sti_t6          = 0;
+    INSTRUCTION.sti_t7          = 0;
+    INSTRUCTION.sti_v1          = DAC_ZERO;
+    INSTRUCTION.sti_v2          = DAC_ZERO;
+    INSTRUCTION.sti_v3          = DAC_ZERO;
+    INSTRUCTION.sti_v4          = DAC_ZERO;
+    INSTRUCTION.sti_v5          = DAC_ZERO;
+    INSTRUCTION.sti_v6          = DAC_ZERO;
+    INSTRUCTION.sti_v7          = DAC_ZERO;
+    INSTRUCTION.sti_loop        = 1;
+    INSTRUCTION.sti_cy          = 0;
+
+    INSTRUCTION.tri_pr0         = 0;
+    INSTRUCTION.tri_pr1         = 0;
+    INSTRUCTION.tri_a0          = 0;
+    INSTRUCTION.tri_a1          = 0;
+    INSTRUCTION.tri_a2          = 0;
+    INSTRUCTION.tri_a3          = 0;
+    INSTRUCTION.tri_d0          = 0;
+    INSTRUCTION.tri_d1          = 0;
+    INSTRUCTION.output_5v_en0   = 1;    // 1 => disable
+    INSTRUCTION.output_5v_en1   = 1;    // 1 => disable
 }
-
-/*********************************************************************
- * @fn      GetInstructionParameter
- *
- * @brief   Get Constant Current mode parameter.
- *
- * @param   ins - instruction including current value and unit
- *
- * @return  None.
- */
-static void GetInstructionParameter(uint8 *ins){
-    // CurrentLV=0 => unit is nA
-    // CurrentLV=1 => unit is uA
-    // CurrentLV=2 => unit is mA
-//    INSTRUCTION.CurrentLV = (*ins);
-
-    // ConstantCurrentRange=0 => current value is 0~499
-    // ConstantCurrentRange=1 => current value is 500~999
-//    INSTRUCTION.ConstantCurrentRange = (*ins) & 0x0F;
-
-    // ConstantCurrent divide ConstantCurrentRange into 50000 count (thus each count is 0.01)
-        // e.g. 485.7 uA can be represent by
-        // CurrentLV = 1 (unit is uA)
-        // ConstantCurrentRange = 0 (current range is 0~499)
-        // ConstantCurrent = 48570
-    INSTRUCTION.ConstantCurrent = (uint32_t) (*(ins+1))<<24 | (uint32_t) (*(ins+2))<<16 | (uint32_t) (*(ins+3))<<8 | (uint32_t) (*(ins+4));
-}
-
 #endif
@@ -2,25 +2,31 @@
 #ifndef ELITEKEYDETECT
 #define ELITEKEYDETECT

-#define CLOCK_ONE_SECOND 10000
-
 static bool TurnOnElite(uint8_t key) {
    static uint16_t TurnOnCounter = 0;

    if (key == 0) {
-        // press 1 sec, power on LED
+        // press 1 sec, power on LED, read bat power
        if (TurnOnCounter >= CLOCK_ONE_SECOND) {
-            PIN_setOutputValue(pin_handle, enable_5v, 1);  // enable 5V
-            TurnOn10V();
-            LEDPowerON();
-            return true;
+            headstage_battery_volt();
+            uint16_t bat = ((uint16_t)(NotifyVoltBat[2]) << 8 & 0xFF00 ) |
+                           ((uint16_t)(NotifyVoltBat[3]) & 0x00FF);
+            if( bat < 768 && bat > 20){
+                PIN15_setOutputValue(enable_5v, 0);
+                return false;
+            }else{
+                PIN15_setOutputValue(enable_5v, 1);  // enable 5V
+                TurnOn10V();
+                ModeLED(BT_WAIT);
+                return true;
+            }
        } else {
            TurnOnCounter++;
            return false;
        }
    } else {
        TurnOnCounter = 0;
-        PIN_setOutputValue(pin_handle, enable_5v, 0);  // enable 5V
+        PIN15_setOutputValue(enable_5v, 0);  // disable 5V
        return false;
    }
 }
@@ -34,20 +40,20 @@ static void EliteKeyPress(uint8_t key) {
        // press key => bight LED

        if (ShutDownCounter == CLOCK_ONE_SECOND) {
-            KeyWorkModeLED();
+            KEYLED();
        }

        // press 3~4 sec, shutdown 2650
        else if (ShutDownCounter > (CLOCK_ONE_SECOND*3) ) {
            LED_color(DARKLED, 0xFF, 0xFF, 0x00);
-            PIN_setOutputValue(pin_handle, enable_5v, 0);  // disable 5V
+            PIN15_setOutputValue(enable_5v, 0);  // disable 5V
        }
        ShutDownCounter ++;
    } else {
        if (OriginEliteFxn == INSTRUCTION.eliteFxn) {  // old function == currunt instruction
            if (ShutDownCounter != 0) {
                // dark LED
-                WorkModeLED();
+                checkFlafLED();
                ShutDownCounter = 0;
            }
        } else {  // old function != currunt instruction
@@ -55,15 +61,14 @@ static void EliteKeyPress(uint8_t key) {
            if (ShutDownCounter != 0) {
                ShutDownCounter = 0;
            }
-            // dark mode LED
-            WorkModeLED();
+            checkFlafLED();
        }
    }
 }

 static void TurnOn10V() {
    If10Von = true;
-    PIN_setOutputValue(pin_handle, enable_10v, 1);
+//    PIN15_setOutputValue(enable_10v, 1);
    CPUdelay(8000);
 }

@@ -2,12 +2,23 @@
 #ifndef ELITELED
 #define ELITELED

-#define DARKLED 0xE1
-#define LIGHTLED 0xE8
-static void LED_color(uint8_t bright, uint8_t red, uint8_t green, uint8_t blue);
-#define LEDPowerON() LED_color(DARKLED, 0x00, 0xFA, 0x00)
-#define WORKLED() LED_color(0xE2, 0x00, 0x40, 0x40)
-#define KEYLED() LED_color(LIGHTLED, 0xF0, 0xA0, 0x00)
+#define DARKLED                  0xE1
+#define LIGHTLED                 0xE8
+
+/* Channels for TRIG01 LED notation */
+#define LED_PR0                  0x00
+#define LED_D0                   0x01
+#define LED_A0                   0x02
+#define LED_A2                   0x03
+#define LED_A3                   0x04
+#define LED_A1                   0x05
+#define LED_D1                   0x06
+#define LED_PR1                  0x07
+
+static void WorkModeLED();
+static void update_LED_status (uint8_t chan, uint8_t bright, uint8_t red, uint8_t green, uint8_t blue);
+static void SET_LED_CHAN(bool *chan_en, uint16_t modeStatus);
+static void refresh_LED();

 static void LED_color(uint8_t bright, uint8_t red, uint8_t green, uint8_t blue) {
    spi_LEDtxbuf[0] = 0x0000;
@@ -23,61 +34,193 @@ static void LED_color(uint8_t bright, uint8_t red, uint8_t green, uint8_t blue)
    LED_SPI(SPI_LED_SIZE, spi_LEDtxbuf, spi_LEDrxbuf);
 }

-static void WorkModeLED() {
-    switch (INSTRUCTION.eliteFxn) {
-    case IV_CURVE: {
-        WORKLED();
+static void Elite_led_color(uint16_t color){
+    switch (color) {
+        case COLOR_RED: {
+            LED_color(DARKLED, 0xFF, 0x00, 0x00);
+            break;
+        }
+        case COLOR_ORANGE: {
+            LED_color(DARKLED, 0xFF, 0x58, 0x09);
+            break;
+        }
+        case COLOR_YELLOW: {
+            LED_color(LIGHTLED, 0xFF, 0x80, 0x00);
+            break;
+        }
+        case COLOR_GREEN: {
+            LED_color(DARKLED, 0x00, 0xFA, 0x00);
+            break;
+        }
+        case COLOR_YELLOWGREEN: {
+            LED_color(DARKLED, 0x64, 0xA6, 0x00);
+            break;
+        }
+        case COLOR_BLUE: {
+            LED_color(DARKLED, 0x00, 0x00, 0xAA);
+            break;
+        }
+        case COLOR_CYAN: {
+            LED_color(DARKLED, 0x00, 0x40, 0x40);
+            break;
+        }
+        case COLOR_MAGENTA: {
+            LED_color(DARKLED, 0xFF, 0x00, 0x80);
+            break;
+        }
+        case COLOR_PURPLE: {
+            LED_color(DARKLED, 0xFF, 0x00, 0xFF);
+            break;
+        }
+        case COLOR_WHITE: {
+            LED_color(DARKLED, 0xCA, 0xFF, 0xFF);
+            break;
+        }
+        case COLOR_BLACK: {
+            LED_color(0x00, 0x00, 0x00, 0x00);
+            break;
+        }
+        //dark LED
+        case COLOR_YELLOW_DARK: {
+            LED_color(DARKLED, 0xFF, 0x80, 0x00);
+            break;
+        }
+        case COLOR_GREEN_DARK: {
+            LED_color(DARKLED, 0x00, 0x33, 0x00);
+            break;
+        }
+        case COLOR_BLUE_DARK: {
+            LED_color(DARKLED, 0x00, 0x00, 0x33);
+            break;
+        }
+        case COLOR_CYAN_DARK: {
+            LED_color(DARKLED, 0x00, 0x10, 0x10);
+            break;
+        }
+        case COLOR_PURPLE_DARK: {
+            LED_color(DARKLED, 0x55, 0x00, 0x55);
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+}
+
+static void Elite_chan_led_color(uint16_t color, uint8_t chan) {
+    switch (color) {
+        case COLOR_RED: {
+            update_LED_status(chan, DARKLED, 0xFF, 0x00, 0x00);
+            break;
+        }
+        case COLOR_ORANGE: {
+            update_LED_status(chan, DARKLED, 0xFF, 0x58, 0x09);
+            break;
+        }
+        case COLOR_YELLOW: {
+            update_LED_status(chan, DARKLED, 0xFF, 0x80, 0x00);
+            break;
+        }
+        case COLOR_GREEN: {
+            update_LED_status(chan, DARKLED, 0x00, 0xFA, 0x00);
+            break;
+        }
+        case COLOR_YELLOWGREEN: {
+            update_LED_status(chan, DARKLED, 0x64, 0xA6, 0x00);
+            break;
+        }
+        case COLOR_BLUE: {
+            update_LED_status(chan, DARKLED, 0x00, 0x00, 0xAA);
+            break;
+        }
+        case COLOR_CYAN: {
+            update_LED_status(chan, DARKLED, 0x00, 0x40, 0x40);
+            break;
+        }
+        case COLOR_MAGENTA: {
+            update_LED_status(chan, DARKLED, 0xFF, 0x00, 0x80);
+            break;
+        }
+        case COLOR_PURPLE: {
+            update_LED_status(chan, DARKLED, 0xFF, 0x00, 0xFF);
+            break;
+        }
+        case COLOR_WHITE: {
+            update_LED_status(chan, DARKLED, 0xCA, 0xFF, 0xFF);
+            break;
+        }
+        case COLOR_BLACK: {
+            update_LED_status(chan, 0x00, 0x00, 0x00, 0x00);
+            break;
+        }
+        //dark LED
+        case COLOR_YELLOW_DARK: {
+            update_LED_status(chan, DARKLED, 0xFF, 0x80, 0x00);
+            break;
+        }
+        case COLOR_GREEN_DARK: {
+            update_LED_status(chan, DARKLED, 0x00, 0x33, 0x00);
+            break;
+        }
+        case COLOR_BLUE_DARK: {
+            update_LED_status(chan, DARKLED, 0x00, 0x00, 0x33);
+            break;
+        }
+        case COLOR_CYAN_DARK: {
+            update_LED_status(chan, DARKLED, 0x00, 0x10, 0x10);
+            break;
+        }
+        case COLOR_PURPLE_DARK: {
+            update_LED_status(chan, DARKLED, 0x55, 0x00, 0x55);
+            break;
+        }
+        default: {
+            break;
+        }
+//        refresh_LED();
+    }
+}
+
+static void ModeLED(uint16_t modeStatus) {
+    btWaitLedFlag   = 0;
+    noEventLedFlag  = 0;
+    preWorkLedFlag  = 0;
+    workingLedFlag  = 0;
+    postWorkLedFlag = 0;
+    TRIG01workFlag  = 0;
+
+    switch (modeStatus) {
+    case BT_WAIT: {
+        btWaitLedFlag = 1;
+        BT_WAIT_LED();
        break;
    }
-    case CV_CURVE: {
-        WORKLED();
-        break;
-    }
-    case DIFFERENTIAL_PULSE_VOLTAMMETRY: {
-        WORKLED();
-        break;
-    }
-    case SQUARE_WAVE_VOLTAMMETRY: {
-        WORKLED();
-        break;
-    }
-    case VOLT_OUTPUT: {
-        WORKLED();
-        break;
-    }
-    case ZT_CURVE: {
-        WORKLED();
-        break;
-    }
-    case VT_CURVE: {
-        WORKLED();
-        break;
-    }
-    case IT_CURVE: {
-        WORKLED();
-        break;
-    }
-    case CONSTANT_CURRENT:{
-        WORKLED();
-        break;
-    }
-    case VIS_RST: {
+    case NO_EVENT: {
+        noEventLedFlag = 1;
        LEDPowerON();
        break;
    }
-    case ADC_TEST: {
-        WORKLED();
+    case PRE_WORK: {
+        preWorkLedFlag = 1;
+        Elite_led_color(COLOR_BLUE);
        break;
    }
-    case CYCLIC_VOLTAMMETRY: {
-        WORKLED();
+    case WORKING: {
+        workingLedFlag = 1;
+        WorkModeLED();
+        break;
+    }
+    case POST_WORK: {
+        postWorkLedFlag = 1;
+        Elite_led_color(COLOR_BLUE);
+        break;
+    }
+    case TRIG01_WORK: {
+        TRIG01workFlag = 1;
+        WorkModeLED();
+        refresh_LED();
        break;
    }
-//    case READ_VOUT_VALUE: {
-//        WORKLED();
-//        break;
-//    }
-
    default: {
        LEDPowerON();
        break;
@@ -85,58 +228,200 @@ static void WorkModeLED() {
    }
 }

-static void KeyWorkModeLED() {
-    KEYLED();
-    /*
-    switch(INSTRUCTION.eliteFxn){
-        case IV_CURVE:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case CV_CURVE:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case DIFFERENTIAL_PULSE_VOLTAMMETRY:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case SQUARE_WAVE_VOLTAMMETRY:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case VOLT_OUTPUT:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case ZT_CURVE:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case VT_CURVE:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case IT_CURVE:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
+static void checkFlafLED() {
+    if(btWaitLedFlag == 1){
+        ModeLED(BT_WAIT);
+    }
+    else if(noEventLedFlag == 1){
+        ModeLED(NO_EVENT);
+    }
+    else if(preWorkLedFlag == 1){
+        ModeLED(PRE_WORK);
+    }
+    else if(workingLedFlag == 1){
+        ModeLED(WORKING);
+    }
+    else if(postWorkLedFlag == 1){
+        ModeLED(POST_WORK);
+    }
+    else if(TRIG01workFlag == 1){
+        ModeLED(TRIG01_WORK);
+    }
+}
+
+static void WorkModeLED() {
+    switch (INSTRUCTION.eliteFxn) {
+    case IV_CURVE:
+    case CV_CURVE:
+    case DIFFERENTIAL_PULSE_VOLTAMMETRY:
+    case SQUARE_WAVE_VOLTAMMETRY:
+    case VOLT_OUTPUT:
+    case ZT_CURVE:
+    case VT_CURVE:
+    case IT_CURVE:
+    case ADC_TEST:{
+        SET_LED_CHAN(TRC.chan_en, WORKING);
+        break;
+    }
+    case CYCLIC_VOLTAMMETRY:
+    case LINEAR_SWEEP_VOLTAMMETRY:
+    case CONSTANT_VSCAN:{
+        WORKLED();
+        break;
+    }
+    case PULSE_MODE:{
+//        Elite_led_color(COLOR_YELLOW);
+        WORKLED();
+        break;
+    }
+    case CONSTANT_CURRENT:{
+        WORKLED();
+        break;
+    }
+    case CALI_ADC_MODE:{
+        if(INSTRUCTION.AdcChannel == IIN_ADC){
+            Elite_led_color(COLOR_RED);
+        }else if(INSTRUCTION.AdcChannel == VIN_ADC){
+            Elite_led_color(COLOR_ORANGE);
        }

-        case VIS_RST:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
-        }
-        case ADC_TEST:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
-            break;
+        break;
+    }
+//    case VIS_RST: {
+//        LEDPowerON();
+//        break;
+//    }
+    default: {
+        WORKLED();
+        break;
+    }
+    }
+}
+
+static void LED_channel_write(uint8_t chan, uint8_t bright, uint8_t red, uint8_t green, uint8_t blue) {
+    update_LED_status(chan, bright, red, green, blue);
+    refresh_LED();
+}
+
+static void update_LED_status (uint8_t chan, uint8_t bright, uint8_t red, uint8_t green, uint8_t blue) {
+    switch(chan) {
+            case LED_PR0: {
+                LED.LED_buf[2]     = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[3]     = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_D0: {
+                LED.LED_buf[4]     = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[5]     = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_A0: {
+                LED.LED_buf[6]     = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[7]     = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_A2: {
+                LED.LED_buf[8]     = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[9]     = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_A3: {
+                LED.LED_buf[10]    = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[11]    = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_A1: {
+                LED.LED_buf[12]    = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[13]    = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_D1: {
+                LED.LED_buf[14]    = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[15]    = ((uint16_t)green << 8) | red;
+                break;
+            }
+            case LED_PR1: {
+                LED.LED_buf[16]    = 0xE000 | ((uint16_t)bright << 8) | blue;
+                LED.LED_buf[17]    = ((uint16_t)green << 8) | red;
+                break;
+            }
+            default: {
+                break;
+            }
        }

+}
+static void refresh_LED() {
+    spi_LEDtxbuf[0] = 0x0000;
+    spi_LEDtxbuf[1] = 0x0000;
+
+    for (int i = 2; i < SPI_LED_SIZE - 2; i += 2) {
+        spi_LEDtxbuf[i]     = LED.LED_buf[i];
+        spi_LEDtxbuf[i+1]   = LED.LED_buf[i+1];
+    }
+
+    spi_LEDtxbuf[SPI_LED_SIZE - 2] = 0xffff;
+    spi_LEDtxbuf[SPI_LED_SIZE - 1] = 0xffff;
+
+    LED_SPI(SPI_LED_SIZE, spi_LEDtxbuf, spi_LEDrxbuf);
+}
+static void TRIG_LED_Init() {
+    spi_LEDtxbuf[0] = 0x0000;
+    spi_LEDtxbuf[1] = 0x0000;
+
+    for (int i = 2; i < SPI_LED_SIZE - 2; i += 2) {
+        spi_LEDtxbuf[i]     = 0xE000;
+        spi_LEDtxbuf[i+1]   = 0x0000;
+    }
+
+    spi_LEDtxbuf[SPI_LED_SIZE - 2] = 0xffff;
+    spi_LEDtxbuf[SPI_LED_SIZE - 1] = 0xffff;
+
+    LED_SPI(SPI_LED_SIZE, spi_LEDtxbuf, spi_LEDrxbuf);
+}
+
+static void SET_LED_CHAN(bool *chan_en, uint16_t modeStatus){
+    uint8_t ledcolor = 0;
+    switch(modeStatus) {
+        case NO_EVENT:{
+            ledcolor = COLOR_GREEN;
+            break;
+        }
+        case WORKING:{
+            ledcolor = COLOR_CYAN;
+            break;
+        }
        default:{
-            LED_color(LIGHTLED, 0xF0, 0xF0, 0x00);
+            ledcolor = COLOR_GREEN;
            break;
        }
    }
-    */
+
+    uint8_t trig_chan = 0;
+    for (int i=0; i<TRIG_CHAN_COUNT-2; i++) {
+        trig_chan = (uint8_t) (i);
+        if(TRC.chan_en[i]) {
+            Elite_chan_led_color(ledcolor, trig_chan);
+        } else {
+            Elite_chan_led_color(COLOR_BLACK, trig_chan);
+        }
+    }
+    if(!TRC.chan_en[8]) {
+        Elite_chan_led_color(COLOR_PURPLE_DARK, LED_D0);
+    } else if(TRC.chan_en[1]) {
+        Elite_chan_led_color(ledcolor, LED_D0);
+    } else {
+        Elite_chan_led_color(COLOR_BLACK, LED_D0);             // determine DOUT on or off
+    }
+    if(!TRC.chan_en[9]) {
+        Elite_chan_led_color(COLOR_PURPLE_DARK, LED_D1);
+    } else if(TRC.chan_en[6]) {
+        Elite_chan_led_color(ledcolor, LED_D1);
+    } else {
+        Elite_chan_led_color(COLOR_BLACK, LED_D1);
+    }
+    refresh_LED();
+
 }

 #endif
@@ -0,0 +1,14 @@
+
+#ifndef ELITE_LED_INIT
+#define ELITE_LED_INIT
+
+static void InitLED() {
+    for (int i = 2; i < SPI_LED_SIZE - 2; i += 2) {
+        LED.LED_buf[i]     = 0xE000;
+        LED.LED_buf[i+1]   = 0x0000;
+    }
+}
+
+
+#endif
+
@@ -0,0 +1,98 @@
+#ifndef ELITELSV
+#define ELITELSV
+
+#define Vset INSTRUCTION.Vset
+
+static uint16_t LSVCurve(LSVMode *LSV){
+    static uint16_t DACOutCode;
+    static int32_t Vin;
+    static int32_t Vout;
+    static int32_t DeltaVout;
+
+    Vin = LSV->_measureVin * 200;//[5nV]
+    if(DACReset){
+        Vout = Vset + Vin;
+        DACReset = false;
+    }else{
+        DeltaVout = Vset - (Vout - Vin);
+        Vout = Vout + DeltaVout;
+    }
+
+    INSTRUCTION.VoltConstant = Vout / 40000 + 25000;//5nV=>usercode
+    DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, INSTRUCTION.VoltConstant);
+
+    int32_t RealV2;
+    RealV2 = (int32_t)((Vout - Vin) / 200);//[1uV]
+    InputNotify(NOTIFY_VOLT, RealV2);
+
+    int32_t RealV;
+    RealV = (int32_t)(Vout / 200);//[1uV]
+    InputNotify(NOTIFY_IMPEDANCE, RealV);
+
+    DAC_outputV(DACOutCode);
+//
+     return DACOutCode;
+}
+
+static void LSV_Vscan(LSVMode *LSV){
+
+    NotifyCycleNumber = (INSTRUCTION.cycleNumber - LSV->_cycleNumber + 1);
+
+    if(vscanReset){
+        if(INSTRUCTION.directionInit == 1){
+            LSV->_direction_up         = true;
+            LSV->_current_direction_up = true;
+        }else{
+            LSV->_direction_up         = false;
+            LSV->_current_direction_up = false;
+        }
+
+         //Vsetp = x * 20 * N, x=xmV ; N=VscanRate
+        if(INSTRUCTION.step <= 10){
+            LSV->_Vstep = INSTRUCTION.step *  INSTRUCTION.VsetRate / 5;
+        }else{
+            LSV->_Vstep = INSTRUCTION.step / 5 *  INSTRUCTION.VsetRate;
+        }
+
+        Vset = LSV->_Vinit;
+    }
+
+    if(!vscanReset){
+
+        if (LSV->_current_direction_up){
+            Vset = Vset + LSV->_Vstep * GPT.GptimerMultiple;
+        }else{
+            Vset = Vset - LSV->_Vstep * GPT.GptimerMultiple;
+        }
+
+        /*stop condition*/
+        if (Vset >= LSV->_Vmax){
+            ModeLED(POST_WORK);
+//            PeriodicEvent = false;
+            Vset = LSV->_Vmin;
+            InitEliteFlag();
+            INSTRUCTION.eliteFxn   = CONSTANT_CURRENT;
+            INSTRUCTION.sampleRate = 15;
+            INSTRUCTION.charge     = 0x01;
+            INSTRUCTION.constantCurrent = 0x00;
+            INSTRUCTION.Vmax       = 0xC350;
+            INSTRUCTION.Vmin       = 0x0000;
+            INSTRUCTION.notifyRate = 500;
+            INSTRUCTION.VoViSwitch = 0x02;//read Vscan = Vout - Vin
+        }else if (Vset <= LSV->_Vmin){
+            ModeLED(POST_WORK);
+//            PeriodicEvent = false;
+            Vset = LSV->_Vmax;
+            InitEliteFlag();
+            INSTRUCTION.eliteFxn   = CONSTANT_CURRENT;
+            INSTRUCTION.sampleRate = 15;
+            INSTRUCTION.charge     = 0x01;
+            INSTRUCTION.constantCurrent = 0x00;
+            INSTRUCTION.Vmax       = 0xC350;
+            INSTRUCTION.Vmin       = 0x0000;
+            INSTRUCTION.notifyRate = 500;
+            INSTRUCTION.VoViSwitch = 0x02;//read Vscan = Vout - Vin
+        }
+    }
+}
+#endif
@@ -0,0 +1,16 @@
+
+#ifndef ELITE_LATCH_INIT
+#define ELITE_LATCH_INIT
+
+static void InitLH() {
+    for (int i=0; i<LATCH_BUFF_SIZE; i++) {
+        LH.LATCH0[i]       = 0;
+        LH.LATCH1[i]       = 0;
+        LH.LATCH2[i]       = 0;
+    }
+    LH.LoadState    = 0;
+}
+
+
+#endif
+
@@ -1,41 +1,34 @@
-
-#ifndef ELITENOTIFY
-#define ELITENOTIFY
-
-#include "headstage.h"
-
 /**
 * notify data buffer.
 * the length equals to the characteristic 4 which value is 20 bytes.
 *
 */

+#ifndef ELITENOTIFY
+#define ELITENOTIFY

-#define NOT_BUF_OFFSET_INIT 8
+#include "headstage.h"

 /*notify's input type*/
-#define NOTIFY_CURRENT 0
-#define NOTIFY_VOLT 1
+#define NOTIFY_CURRENT   0
+#define NOTIFY_VOLT      1
 #define NOTIFY_IMPEDANCE 2
+#define NOTIFY_VOLT_BAT  3
+
+#define NOT_BUF_OFFSET_INIT 8

 /**
 * the index where to start insert data into buffer.
 * start from 6.
 */
-static size_t not_buf_offset = NOT_BUF_OFFSET_INIT;
-
+static size_t   not_buf_offset = NOT_BUF_OFFSET_INIT;
 static uint32_t not_time_stamp;

-static uint8_t NotifyCurrent[4] = {0};
-static uint8_t NotifyVolt[4] = {0};
-static uint8_t NotifyImpedance[4] = {0};
-static uint8_t NotifyBatVolt = 0;
-
-/**
- * counter of notify send.
- */
-static uint32_t notify_counter = 0;
-static bool NotifyEnable = 0;
+static uint8_t  NotifyCurrent[4]   = {0};
+static uint8_t  NotifyVolt[4]      = {0};
+static uint8_t  NotifyImpedance[4] = {0};
+static uint8_t  NotifyVoltBat[4]   = {0};
+static uint16_t NotifyCycleNumber  = 0;

 // ****************** New Notify Format ******************************** //
 /*
@@ -88,12 +81,14 @@ static bool NotifyEnable = 0;
         0xFF

  * header = device ID
-  * I = current (0.001nA), V = voltage (mV),
-  * Z = impedance (k ohm), T = time (ms)
+  * I = current (nA),    V = voltage (uV),
+  * Z = impedance (ohm), T = time (ms)
  *
  *
 */
 static void SendNotify() {
+    initDATBuf();
+
    not_buf[0] = INSTRUCTION.chip_id;

    for (int i = 0; i < 4; i++) {
@@ -110,42 +105,50 @@ static void SendNotify() {
    not_buf[15] = (not_time_stamp >> 16) & 0xff;
    not_buf[16] = (not_time_stamp >> 24) & 0xff;

-    // cyclic voltametry cycle number
-    not_buf[17] = INSTRUCTION.CycleNumber;
+    not_buf[17] = (NotifyCycleNumber >> 8) & 0xff;
+    not_buf[18] = NotifyCycleNumber & 0xff;

-    //battery volt
-    not_buf[18] = NotifyBatVolt;
+    for (int i = 19; i < BLE_DAT_BUFF_SIZE; i++){
+        not_buf[i] = 0;
+    }

    SimpleProfile_SetParameter(BLE_DAT_BUFF_CHAR, BLE_DAT_BUFF_SIZE, not_buf);
 }

-static void FlushNotify(){
-    not_buf[0] = INSTRUCTION.chip_id;
+static void initDATBuf(){
+    for (int i = 0; i < BLE_DAT_BUFF_SIZE; i++){
+        not_buf[i] = 0;
+    }
+}

-    for (int i = 0; i < 4; i++) {
-        not_buf[i + 1] = 0;
-        not_buf[i + 5] = 0;
-        not_buf[i + 9] = 0;
-        NotifyCurrent[i] = 0;
-        NotifyVolt[i] = 0;
+static void initINSBuf(){
+    for (int i = 0; i < BLE_INS_BUFF_SIZE; i++){
+        ins_buf[i] = 0;
+    }
+}
+
+static void initCISBuf(){
+    for (int i = 0; i < BLE_CIS_BUFF_SIZE; i++){
+        cis_buf[i] = 0;
+    }
+}
+
+static void initRawDataBuf(){
+    not_time_stamp    = 0;
+    NotifyCycleNumber = 0;
+
+    for (int i = 0; i < 4; i++){
+        NotifyCurrent[i]   = 0;
+        NotifyVolt[i]      = 0;
        NotifyImpedance[i] = 0;
    }
+}

+static void FlushNotify(){
+    initRawDataBuf();
+    initDATBuf();

-
-    // 1 Timestamp = 32 usec;  31 Timestamp ~= 1 msec
-    not_time_stamp = 0;  // msec
-
-    not_buf[13] = not_time_stamp & 0xff;
-    not_buf[14] = (not_time_stamp >> 8) & 0xff;
-    not_buf[15] = (not_time_stamp >> 16) & 0xff;
-    not_buf[16] = (not_time_stamp >> 24) & 0xff;
-
-    // cyclic voltametry cycle number
-    not_buf[17] = 0x00;
-
-    //battery volt
-    not_buf[18] = 0x00;
+    not_buf[0] = INSTRUCTION.chip_id;

    SimpleProfile_SetParameter(BLE_DAT_BUFF_CHAR, BLE_DAT_BUFF_SIZE, not_buf);
 }
@@ -174,6 +177,12 @@ static void InputNotify(int NotifyType, int32_t Data){
            NotifyVolt[3] = (uint8_t)(Data & 0x000000FF);
            break;

+        case NOTIFY_VOLT_BAT :
+            NotifyVoltBat[0] = (uint8_t)((Data & 0xFF000000) >> 24);
+            NotifyVoltBat[1] = (uint8_t)((Data & 0x00FF0000) >> 16);
+            NotifyVoltBat[2] = (uint8_t)((Data & 0x0000FF00) >> 8);
+            NotifyVoltBat[3] = (uint8_t)(Data & 0x000000FF);
+            break;
    }
 }
 #endif
@@ -0,0 +1,112 @@
+#ifndef ELITEPULSE
+#define ELITEPULSE
+
+#define Vset INSTRUCTION.Vset
+
+static void PULSE_Vscan(PULSEMode *PULSE)
+{
+    static uint16_t lastVolt;
+    if (stiFirstTime) {
+        stiFirstTime = false;
+        lastVolt = 25000;
+        PULSE->_sti_t_flag = 1;
+        PULSE->_sti_v = PULSE->_sti_v1;
+        PULSE->_sti_t = PULSE->_sti_t1;
+        if (PULSE->_sti_t == 1) {
+            PULSE->_sti_v = lastVolt;
+        }
+    } else if(!stiFirstTime) {
+        if (GPT.StiCounter >= PULSE->_sti_t) {
+            GPT.StiCounter -= PULSE->_sti_t; //to get right time
+
+            if (PULSE->_sti_lp > 0) {
+                if (PULSE->_sti_cy > 0) {
+                    if (PULSE->_sti_t_flag == 1) {
+                        PULSE->_sti_t_flag = 2;
+                        PULSE->_sti_v = PULSE->_sti_v2;
+                        PULSE->_sti_t = PULSE->_sti_t2;
+                        if (PULSE->_sti_t == 1) {
+                            PULSE->_sti_v = lastVolt;
+                        }
+                    } else if (PULSE->_sti_t_flag == 2) {
+                        PULSE->_sti_t_flag = 3;
+                        PULSE->_sti_v = PULSE->_sti_v3;
+                        PULSE->_sti_t = PULSE->_sti_t3;
+                        if (PULSE->_sti_t == 1) {
+                            PULSE->_sti_v = lastVolt;
+                        }
+                    } else if (PULSE->_sti_t_flag == 3) {
+                        PULSE->_sti_cy -- ;
+                        if (PULSE->_sti_cy == 0) {
+                            PULSE->_sti_t_flag = 4;
+                            PULSE->_sti_v = PULSE->_sti_v4;
+                            PULSE->_sti_t = PULSE->_sti_t4;
+                            if (PULSE->_sti_t == 1) {
+                                PULSE->_sti_v = lastVolt;
+                            }
+                        } else {
+                            PULSE->_sti_t_flag = 2;
+                            PULSE->_sti_v = PULSE->_sti_v2;
+                            PULSE->_sti_t = PULSE->_sti_t2;
+                            if (PULSE->_sti_t == 1) {
+                                PULSE->_sti_v = lastVolt;
+                            }
+                        }
+                    }
+                } else if (PULSE->_sti_cy <= 0){
+                    if (PULSE->_sti_t_flag == 4) {
+                        PULSE->_sti_lp -- ;
+                        if (PULSE->_sti_lp > 0) {
+                            PULSE->_sti_cy = INSTRUCTION.sti_cy;
+                            PULSE->_sti_t_flag = 2;
+                            PULSE->_sti_v = PULSE->_sti_v2;
+                            PULSE->_sti_t = PULSE->_sti_t2;
+                            if (PULSE->_sti_t == 1) {
+                                PULSE->_sti_v = lastVolt;
+                            }
+                        } else {
+                            PULSE->_sti_t_flag = 5;
+                            PULSE->_sti_v = PULSE->_sti_v5;
+                            PULSE->_sti_t = PULSE->_sti_t5;
+                            if (PULSE->_sti_t == 1) {
+                                PULSE->_sti_v = lastVolt;
+                            }
+                        }
+                    }
+                }
+            } else if (PULSE->_sti_lp <= 0) {
+                if (PULSE->_sti_t_flag == 5) {
+                    PULSE->_sti_t_flag = 6;
+                    PULSE->_sti_v = PULSE->_sti_v6;
+                    PULSE->_sti_t = PULSE->_sti_t6;
+                    if (PULSE->_sti_t == 1) {
+                        PULSE->_sti_v = lastVolt;
+                    }
+                } else if (PULSE->_sti_t_flag == 6) {
+                    PULSE->_sti_t_flag = 7;
+                    PULSE->_sti_v = PULSE->_sti_v7;
+                    PULSE->_sti_t = PULSE->_sti_t7;
+                    if (PULSE->_sti_t == 1) {
+                        PULSE->_sti_v = lastVolt;
+                    }
+                } else if (PULSE->_sti_t_flag == 7) {
+                    PULSE->_sti_v = 25000;
+                    PeriodicEvent  = false;
+                    ModeLED(NO_EVENT);
+                }
+            }
+        }
+    }
+
+    if (lastVolt != PULSE->_sti_v) {
+        lastVolt = PULSE->_sti_v;
+        //if (PULSE->_sti_v == 25000) {
+        //    PIN15_setOutputValue(HIGH_Z_MODE, 0);   // 1 => close high_z mode
+        //} else {
+        //    PIN15_setOutputValue(HIGH_Z_MODE, 1);   // 1 => close high_z mode
+        //}
+        DAC_outputV(Usercode_Correction_to_DAC(VOUT_GAIN_240K, PULSE->_sti_v));
+        DAC_outputV(Usercode_Correction_to_DAC(VOUT_GAIN_240K, PULSE->_sti_v));
+    }
+}
+#endif
@@ -1,22 +0,0 @@
-
-#ifndef ELITERVout
-#define ELITERVout
-
-static void RVout_Plot(RVoutMode *RVout) {
-    // ADC gain is don't care when measuring voltage
-    INSTRUCTION.ADCGainLevel = GAIN_200R;
-    ADCGainControl(INSTRUCTION.ADCGainLevel);
-
-    // read ADC VoutVolt
-    ReadVoutVolt(spi_ADC_rxbuf);
-
-    // decode ADC value and put it into notify buffer
-    RVout->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_DAC, spi_ADC_rxbuf);
-
-    NotifyVolt[0] = (uint8_t) (RVout->_MeasureData >> 24);
-    NotifyVolt[1] = (uint8_t) ((RVout->_MeasureData & 0x00FF0000) >> 16);
-    NotifyVolt[2] = (uint8_t) ((RVout->_MeasureData & 0x0000FF00) >> 8);
-    NotifyVolt[3] = (uint8_t) (RVout->_MeasureData & 0x000000FF);
-}
-
-#endif
@@ -3,26 +3,27 @@
 #define ELITERESET

 static void reset() {
+    megaStiEnable  = false;
+    ModeLED(NO_EVENT);
+    InitEliteFlag();
    InitFlag();
    InitCT();
+    InitGPT();

-    // IV/CV mode reset
-    DiscardIVFirstData = 0;
-    avg_number          = 0;
-    ADCRealCurrent_long = 0;
+    InitLED();
+    InitTrigChan();

-    ADCGainControl(INSTRUCTION.ADCGainLevel);
-    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant));
+    VinADCGainControl(VIN_GAIN_AUTO);
+    IinADCGainControl(I_GAIN_AUTO);
+    disable_trig_output();

-    if (INSTRUCTION.eliteFxn == CONSTANT_CURRENT){
-        INSTRUCTION.eliteFxn = 0;
+    INSTRUCTION.VoutGainLevel = VOUT_GAIN_15K;
+    VoutGainControl(INSTRUCTION.VoutGainLevel);
+    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, 25000));

-    }
+    initINSBuf();
+    initDATBuf();

-    LEDPowerON();
-    for (int i = 0; i < BLE_INS_BUFF_SIZE; i++) {
-        ins_buf[i] = 0;
-    }

    for (int i = 0; i < SPI_LED_SIZE; i++) {
        spi_LEDtxbuf[i] = 0;
@@ -39,30 +40,25 @@ static void reset() {
        spi_ADC_rxbuf[i] = 0;
    }

-    for (int i = 0; i < BLE_DAT_BUFF_SIZE; i++) {
-        not_buf[i] = 0;
-    }
-
-    PIN_setOutputValue(pin_handle, ADC_CS, 1);  // ADC_CS HIGH
-    PIN_setOutputValue(pin_handle, DAC_CS, 1);  // DAC_CS HIGH
    CPUdelay(1600);
 }

 static void Eliteinterrupt() {
+    megaStiEnable  = false;
+    ModeLED(NO_EVENT);
    InitFlag();
+    InitEliteFlag();
    InitCT();
+    InitGPT();

-    // IV/CV mode reset
-    DiscardIVFirstData = 0;
-    avg_number          = 0;
-    ADCRealCurrent_long = 0;
-    ADCGainControl(GAIN_AUTO);
-    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant));
+//    PIN15_setOutputValue(HIGH_Z_MODE, 1);   // 0 => open high_z mode

-    LEDPowerON();
-    for (int i = 0; i < BLE_INS_BUFF_SIZE; i++) {
-        ins_buf[i] = 0;
-    }
+    INSTRUCTION.VoutGainLevel = VOUT_GAIN_15K;
+    VoutGainControl(INSTRUCTION.VoutGainLevel);
+    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, 25000));
+
+    initINSBuf();
+    initDATBuf();

    for (int i = 0; i < SPI_LED_SIZE; i++) {
        spi_LEDtxbuf[i] = 0;
@@ -79,45 +75,6 @@ static void Eliteinterrupt() {
        spi_ADC_rxbuf[i] = 0;
    }

-    for (int i = 0; i < BLE_DAT_BUFF_SIZE; i++) {
-        not_buf[i] = 0;
-    }
-
-    PIN_setOutputValue(pin_handle, ADC_CS, 1);  // ADC_CS HIGH
-    PIN_setOutputValue(pin_handle, DAC_CS, 1);  // DAC_CS HIGH
    CPUdelay(8000);
 }
-
-static void CleanBuffer() {
-    InitFlag();
-    InitEliteInstruction();
-    InitCT();
-    DiscardIVFirstData = 0;
-    avg_number          = 0;
-    ADCRealCurrent_long = 0;
-
-    for (int i = 0; i < SPI_LED_SIZE; i++) {
-        spi_LEDtxbuf[i] = 0;
-        spi_LEDrxbuf[i] = 0;
-    }
-
-    for (int i = 0; i < SPI_DAC_SIZE; i++) {
-        spi_DACtxbuf[i] = 0;
-        spi_rxbuf[i]    = 0;
-    }
-
-    for (int i = 0; i < SPI_ADC_SIZE; i++) {
-        spi_ADC_txbuf[i] = 0;
-        spi_ADC_rxbuf[i] = 0;
-    }
-
-    for (int i = 0; i < BLE_DAT_BUFF_SIZE; i++) {
-        not_buf[i] = 0;
-    }
-
-    PIN_setOutputValue(pin_handle, ADC_CS, 1);  // ADC_CS HIGH
-    PIN_setOutputValue(pin_handle, DAC_CS, 1);  // DAC_CS HIGH
-    CPUdelay(8000);
-}
-
 #endif
@@ -15,9 +15,10 @@
 #include "Elite_PIN.h"

 /* application use SPI parameters and buffers */
-#define SPI_LED_SIZE 28
-#define SPI_DAC_SIZE 3
-#define SPI_ADC_SIZE 4
+#define SPI_LED_SIZE    LED_BUFF_SIZE
+#define SPI_DAC_SIZE    3
+#define SPI_ADC_SIZE    4
+#define SPI_GPIO_BUFF_SIZE   10

 static uint16_t spi_LEDtxbuf[SPI_LED_SIZE] = {0};
 static uint16_t spi_LEDrxbuf[SPI_LED_SIZE] = {0};
@@ -28,6 +29,9 @@ static uint8_t spi_rxbuf[SPI_DAC_SIZE]    = {0};
 static uint8_t spi_ADC_txbuf[SPI_ADC_SIZE] = {0};
 static uint8_t spi_ADC_rxbuf[SPI_ADC_SIZE] = {0};

+static uint16_t spi_GPIO_txbuf = 0;
+static uint16_t SPI_GPIO[SPI_GPIO_BUFF_SIZE] = {0};
+
 /* system use SPI parameters */
 static SPI_Handle      spiHandle0 = NULL;  // SPI0  = LED
 static SPI_Handle      spiHandle1 = NULL;  // SPI1  = ADC +DAC
@@ -36,6 +40,8 @@ static SPI_Params      spiParams1;
 static SPI_Transaction LED_transaction;
 static SPI_Transaction ADC_DAC_transaction;

+static void ELITE15_SPI_HOLD();
+static void ELITE15_SPI_CLOSE();

 static void Elite_SPI_init(){
    SPI_init();
@@ -63,26 +69,106 @@ static void LED_SPI(uint8_t length, uint16_t *spi_txbuf, uint16_t *spi_rxbuf) {
 }

 static void ADC_SPI(uint8_t length, uint8_t *spi_txbuf, uint8_t *spi_rxbuf) {
+//    PIN15_setOutputValue(ADC_CS, 0);  // ADC_CS LOW
+    latch_setOutputValue(LOAD0, 1);
+//    PIN_setOutputValue(pin_handle, D6, 0); // ADC_CS LOW
+
    ADC_DAC_transaction.count = length;
    ADC_DAC_transaction.txBuf = spi_txbuf;
    ADC_DAC_transaction.rxBuf = spi_rxbuf;

-    PIN_setOutputValue(pin_handle, DAC_CS, 1);  // DAC_CS HIGH
-    PIN_setOutputValue(pin_handle, ADC_CS, 0);  // ADC_CS LOW
    SPI_transfer(spiHandle1, &ADC_DAC_transaction);
-    PIN_setOutputValue(pin_handle, ADC_CS, 1);  // ADC_CS HIGH

+//    PIN_setOutputValue(pin_handle, D6, 1); // ADC_CS HOGH
+//    update_latch_status (ADC_CS, 1);
+//    PIN15_setOutputValue(ADC_CS, 1);  // ADC_CS HIGH
 }

 static void DAC_SPI(uint8_t length, uint8_t *spi_txbuf, uint8_t *spi_rxbuf) {
-   ADC_DAC_transaction.count = length;
-   ADC_DAC_transaction.txBuf = spi_txbuf;
-   ADC_DAC_transaction.rxBuf = spi_rxbuf;
+//    PIN15_setOutputValue(DAC_CS, 0);            // DAC_CS LOW
+//    PIN_setOutputValue(pin_handle, LOAD0, 1);
+//    PIN_setOutputValue(pin_handle, D7, 0); // DAC_CS LOW
+//
+//    ADC_DAC_transaction.count = length;
+//    ADC_DAC_transaction.txBuf = spi_txbuf;
+//    ADC_DAC_transaction.rxBuf = spi_rxbuf;
+//
+//    SPI_transfer(spiHandle1, &ADC_DAC_transaction);
+//
+//    PIN_setOutputValue(pin_handle, D7, 1); // DAC_CS HOGH
+//    update_latch_status (DAC_CS, 1);
+//    PIN15_setOutputValue(DAC_CS, 1);            // DAC_CS HIGH
+}

-   PIN_setOutputValue(pin_handle, ADC_CS, 1);  // ADC_CS HIGH
-   PIN_setOutputValue(pin_handle, DAC_CS, 0);  // DAC_CS LOW
-   SPI_transfer(spiHandle1, &ADC_DAC_transaction);
-   PIN_setOutputValue(pin_handle, DAC_CS, 1);  // DAC_CS HIGH
+static void  ELITE15_SPI_HOLD() {
+    Elite_SPI_init();
+
+//    PIN_setOutputValue(pin_handle, LOADA, 0);       // Turn on LATCH0
+//    PIN_setOutputValue(pin_handle, LOADB, 0);
+    PIN_setPortOutputValue(pin_handle, 0);          // stay at LOAD0
+}
+static void ELITE15_SPI_CLOSE() {
+//    PIN_setOutputValue(pin_handle, LOADB, 1);       // Turn off all LATCH
+//    PIN_setOutputValue(pin_handle, LOADA, 1);
+    PIN_setPortOutputValue(pin_handle, 0);          // stay at LOAD0
+
+    SPI_close(spiHandle0);
+    SPI_close(spiHandle1);
+}
+
+/* Elite1.5 Calibration SPI */
+static void CAL_ADC_SPI(uint8_t length, uint8_t *spi_txbuf, uint8_t *spi_rxbuf) {
+//    PIN15_setOutputValue(ADC_CS, 0);  // ADC_CS LOW
+    latch_setOutputValue(LOAD0, 1);
+//    PIN_setOutputValue(pin_handle, D6, 0); // ADC_CS LOW
+
+    ADC_DAC_transaction.count = length;
+    ADC_DAC_transaction.txBuf = spi_txbuf;
+    ADC_DAC_transaction.rxBuf = spi_rxbuf;
+
+    SPI_transfer(spiHandle1, &ADC_DAC_transaction);
+
+//    PIN_setOutputValue(pin_handle, D6, 1); // ADC_CS HIGH
+//    update_latch_status (ADC_CS, 1);
+//    PIN15_setOutputValue(ADC_CS, 1);  // ADC_CS HIGH
+}
+
+static void GPIO_SPI_transfer(uint32_t *GPIO_CLK_CH, uint16_t spi_GPIO_txbuf) {
+
+    for (int i=0; i<SPI_GPIO_BUFF_SIZE; i++) {
+        SPI_GPIO[i] = 0;
+    }
+
+    SPI_GPIO[0] = (spi_GPIO_txbuf & 0b0000000000000001);    // MOSI
+    SPI_GPIO[1] = (spi_GPIO_txbuf & 0b0000000000000010);
+    SPI_GPIO[2] = (spi_GPIO_txbuf & 0b0000000000000100);
+    SPI_GPIO[3] = (spi_GPIO_txbuf & 0b0000000000001000);
+    SPI_GPIO[4] = (spi_GPIO_txbuf & 0b0000000000010000);
+    SPI_GPIO[5] = (spi_GPIO_txbuf & 0b0000000000100000);
+    SPI_GPIO[6] = (spi_GPIO_txbuf & 0b0000000001000000);
+    SPI_GPIO[7] = (spi_GPIO_txbuf & 0b0000000010000000);
+    SPI_GPIO[8] = (spi_GPIO_txbuf & 0b0000000100000000);
+    SPI_GPIO[9] = (spi_GPIO_txbuf & 0b0000001000000000);
+
+    ELITE15_SPI_CLOSE();
+    PIN_setPortOutputValue(pin_handle, 0);          // Turn on LATCH0
+    add_elite_pin();
+
+    for (int i=9; i>=0; i--) {
+        PIN_setOutputValue(pin_handle, GPIO_CLK_CH[1], 0);    // generate clk signal
+        PIN_setOutputValue(pin_handle, D3, SPI_GPIO[i]);        // data transfer at rising edge, MOSI = D3
+        PIN_setOutputValue(pin_handle, GPIO_CLK_CH[1], 1);    // generate clk signal
+    }
+
+    PIN_setOutputValue(pin_handle, GPIO_CLK_CH[1], 0);
+    update_latch_status (GPIO_CLK_CH[0], GPIO_CLK_CH[1], 0);
+
+    PIN_setOutputValue(pin_handle, D3, 0);
+    update_latch_status (ADC_SPI_MOSI, 0);
+
+//    PIN_setPortOutputValue(pin_handle, 0);      // set all LATCH0 pin to LOW
+    remove_elite_pin();
+    ELITE15_SPI_HOLD();
 }

 #endif // ELITE_SPI
@@ -1,22 +0,0 @@
-
-#ifndef ELITEVT
-#define ELITEVT
-
-static void VT_Plot(VTMode *VT) {
-    // ADC gain is don't care when measuring voltage
-    INSTRUCTION.ADCGainLevel = GAIN_200R;
-    ADCGainControl(INSTRUCTION.ADCGainLevel);
-
-    // read ADC volt
-    ReadVolt(spi_ADC_rxbuf);
-
-    // decode ADC value and put it into notify buffer
-    VT->_MeasureData = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_VOLT, spi_ADC_rxbuf);
-
-    NotifyVolt[0] = (uint8_t) (VT->_MeasureData >> 24);
-    NotifyVolt[1] = (uint8_t) ((VT->_MeasureData & 0x00FF0000) >> 16);
-    NotifyVolt[2] = (uint8_t) ((VT->_MeasureData & 0x0000FF00) >> 8);
-    NotifyVolt[3] = (uint8_t) (VT->_MeasureData & 0x000000FF);
-}
-
-#endif
@@ -1,90 +1,33 @@
-/**
-*
-* struct WorkMode{
-*   // Measure Only
-*   ITMode;
-*   VTMode;
-*
-*   // Measure + VoltOut
-*   RTMode;
-*   IVMode;
-*   CVMode;
-*
-*   // Volt out only
-*   VOutMode
-* }
-*
-* -------------------------------
-* // Measure Only
-* struct ITMode{
-*   MeasureData
-*   SetMeasureData()
-*   GetMeasureData()
-* }
-*
-* -------------------------------
-* // VoltOut parameter
-* stuct VOutMode{
-*   Vout_UC
-*   VoltOrigin
-*   Vstop;
-*   Step;
-*   StepTime;
-*   CycleNumber;
-* }
-*
-*/
-
 #ifndef ELITE_WORK_DATA
 #define ELITE_WORK_DATA

+#define CLOCK_ONE_SECOND 10000
+
 #include "EliteInstruction.h"
-#define IV_CURVE 0b00010000
-#define CV_CURVE 0b00100000
-#define VOLT_OUTPUT 0b00110000
-#define ZT_CURVE 0b01000000
-#define VT_CURVE 0b01010000
-#define IT_CURVE 0b01100000
-#define SET_SAMPLE_RATE 0b01110000
-#define SET_ADC_GAIN 0b10000000
-#define DIFFERENTIAL_PULSE_VOLTAMMETRY 0b10100000
-#define SQUARE_WAVE_VOLTAMMETRY 0b10110000
-#define CYCLIC_VOLTAMMETRY 0b11000000
-#define CONSTANT_CURRENT 0b11010000
-//#define READ_VOUT_VALUE 0b11100000

 static bool Free_Work_Mode = false;
 typedef void (*InitWorkData) ();

 /***** Template of Measure and VoltOut parameter *****/
-#define MEASURE \
-    int32_t _MeasureData; \
-    uint16_t _VoVi_Switch
-//    void (*SetMeasureData) (struct Measure *, int32_t);  \
-//    int32_t (*GetMeasureData) (struct Measure *)
+#define MEASURE                      \
+    int32_t  _measureCurrent;        \
+    int32_t  _measureVin;            \
+    int32_t  _measureVout;           \
+    int32_t  _measureBat;            \
+    uint8_t  _VoViSwitch

-/* VoltOut is an UserCode */
-/* VOrigin, VStop, Step are all UserCode */
-#define VOUT_PARA \
-    uint16_t _VoltOut;  \
-    uint16_t _VOrigin;  \
-    uint16_t _VStop;    \
-    uint16_t _Step;     \
-    uint16_t _StepTime;  \
-    uint16_t _CycleNumber
-//    void (*SetVoltOut) (struct VoltOutPara *, uint16_t);  \
-//    uint16_t (*GetVoltOut) (struct VoltOutPara *);  \
-//    void (*SetVOrigin) (struct VoltOutPara *, uint16_t);  \
-//    uint16_t (*GetVOrigin) (struct VoltOutPara *);  \
-//    void (*SetVStop) (struct VoltOutPara *, uint16_t);  \
-//    uint16_t (*GetVStop) (struct VoltOutPara *);  \
-//    void (*SetStep) (struct VoltOutPara *, uint16_t);  \
-//    uint16_t (*GetStep) (struct VoltOutPara *);  \
-//    void (*SetStepTime) (struct VoltOutPara *, uint16_t);  \
-//    uint16_t (*GetStepTime) (struct VoltOutPara *);  \
-//    void (*SetCycleNumber) (struct VoltOutPara *, uint16_t);  \
-//    uint16_t (*GetCycleNumber) (struct VoltOutPara *)
+#define VOUT_PARA                    \
+    int32_t  _Vinit;                 \
+    int32_t  _Vmax;                  \
+    int32_t  _Vmin;                  \
+    int32_t  _Vset;                  \
+    uint32_t _Vstep;                 \
+    bool     _direction_up;          \
+    bool     _current_direction_up;  \
+    uint16_t _cycleNumber

+// direction_up = true, if directionInit=1
+// current_direction_up = true, Vstep => positive. vice versa

 /*  CC Mode parameter
 *   @ Measure : measure current value (nA)
@@ -104,34 +47,24 @@ typedef void (*InitWorkData) ();
 *   @_Transform2RealnA : transform a current user code (IUC) to real current in nA
 */
 #define CC_PARA \
-    MEASURE;    \
+    int32_t _measureCurrent; \
+    uint8_t _VoViSwitch; \
    uint8_t Charge; \
    int32_t BatteryV;   \
    int32_t value;  \
    uint16_t Done;   \
-    uint16_t VMax;  \
+    uint32_t VMax;  \
    uint16_t VMin;  \
+    int32_t _measureVin; \
+    int32_t Vset; \
+    int32_t Iset; \
    int32_t (*_Transform2RealnA)(struct CCModePara *)

-
 #define LIMIT \
    uint32_t _LimitValue; \
    void (*SetLimitValue) (struct Limit *, uint32_t); \
    uint32_t (*GetLimitValue) (struct Limit*)

-#define CV3_PARA \
-    MEASURE;    \
-    int32_t MeasureVolt; \
-    uint16_t VInit; \
-    uint16_t VMax; \
-    uint16_t VMin;  \
-    uint16_t VOrigin;  \
-    uint16_t VStop;  \
-    uint16_t InitDirection;   \
-    uint16_t Step;     \
-    uint16_t StepTime;     \
-    uint16_t CycleNumber
-
 struct Measure{
    MEASURE;
 };
@@ -147,23 +80,8 @@ struct Limit{
 struct CCModePara{
    CC_PARA;
 };
-
-struct CV3ModePara{
-    CV3_PARA;
-};
 /***** End of Measure and VoltOut parameter *****/

-
-/***** Measure Only Mode *****/
-//void _SetMeasureData(struct Measure *self, int32_t Data){
-//    self->_MeasureData = Data;
-//}
-//
-//int32_t _GetMeasureData(struct Measure *self){
-//    return self->_MeasureData;
-//}
-
-
 /**** Limit Mode ****/
 //LimitValue
 void _SetLimitValue(struct Limit *self, uint32_t LimitValue){
@@ -173,22 +91,31 @@ uint32_t _GetLimitValue(struct Limit *self){
    return self->_LimitValue;
 }

+
+/* VoltOut Mode Data */
+typedef struct _VoltOutMode{
+    uint16_t _Vset;
+}VoltOutMode;
+
+VoltOutMode *InitVoltOutMode(){
+    VoltOutMode *ret = malloc(sizeof(VoltOutMode));
+    ret->_Vset = INSTRUCTION.VoltConstant;
+    return ret;
+}
+/* End of VoltOut Mode Data */
+
 /* IT Mode Data */
 typedef struct _ITMode{
    MEASURE;
-    LIMIT;
 }ITMode;

 ITMode * InitITMode(){
    ITMode *ret = malloc(sizeof(ITMode));
-    ret->_MeasureData = 0;
-//    ret->SetMeasureData = &_SetMeasureData;
-//    ret->GetMeasureData = &_GetMeasureData;
-
-    ret->_LimitValue = 0;
-    
-    ret->SetLimitValue = &_SetLimitValue;
-    ret->GetLimitValue = &_GetLimitValue;
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
    return ret;
 }
 /* End of IT Mode Data */
@@ -200,270 +127,87 @@ typedef struct _VTMode{

 VTMode * InitVTMode(){
    VTMode *ret = malloc(sizeof(VTMode));
-    ret->_MeasureData = 0;
-//    ret->SetMeasureData = &_SetMeasureData;
-//    ret->GetMeasureData = &_GetMeasureData;
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
    return ret;
 }
 /* End of VT Mode Data */

-/* ReadVOut Mode Data */
-typedef struct _RVoutMode{
-    MEASURE;
-}RVoutMode;
-
-RVoutMode * InitRVoutMode(){
-    RVoutMode *ret = malloc(sizeof(RVoutMode));
-    ret->_MeasureData = 0;
-//    ret->SetMeasureData = &_SetMeasureData;
-//    ret->GetMeasureData = &_GetMeasureData;
-    return ret;
-}
-/* End of ReadVOut Mode Data */
-/***** End of Measure Only Mode *****/
-
-
-/**** VoltOut Only Mode ****/
-//// VoltOut
-//void _SetVoltOut(struct VoltOutPara *self, uint16_t VoltOut){
-//    self->_VoltOut = VoltOut;
-//}
-//uint16_t _GetVoltOut(struct VoltOutPara *self){
-//    return self->_VoltOut;
-//}
-//
-//// VOrigin
-//void _SetVOrigin(struct VoltOutPara *self, uint16_t VOrigin){
-//    self->_VOrigin = VOrigin;
-//}
-//uint16_t _GetVOrigin(struct VoltOutPara *self){
-//    return self->_VOrigin;
-//}
-//
-//// VStop
-//void _SetVStop(struct VoltOutPara *self, uint16_t VStop){
-//    self->_VStop = VStop;
-//}
-//uint16_t _GetVStop(struct VoltOutPara *self){
-//    return self->_VStop;
-//}
-//
-//// Step
-//void _SetStep(struct VoltOutPara *self, uint16_t Step){
-//    self->_Step = Step;
-//}
-//uint16_t _GetStep(struct VoltOutPara *self){
-//    return self->_Step;
-//}
-//
-//// StepTime
-//void _SetStepTime(struct VoltOutPara *self, uint16_t StepTime){
-//    self->_StepTime = StepTime;
-//}
-//uint16_t _GetStepTime(struct VoltOutPara *self){
-//    return self->_StepTime;
-//}
-//
-//// CycleNumber
-//void _SetCycleNumber(struct VoltOutPara *self, uint16_t CycleNumber){
-//    self->_CycleNumber = CycleNumber;
-//}
-//uint16_t _GetCycleNumber(struct VoltOutPara *self){
-//    return self->_CycleNumber;
-//}
-
-
-/* VoltOut Mode Data */
-typedef struct _VoltOutMode{
-    VOUT_PARA;
-}VoltOutMode;
-
-VoltOutMode *InitVoltOutMode(){
-    VoltOutMode *ret = malloc(sizeof(VoltOutMode));
-    ret->_VoltOut = INSTRUCTION.VoltConstant;  // 25000 is DAC_ZERO
-    ret->_VOrigin = DAC_ZERO;
-    ret->_VStop = DAC_ZERO;
-    ret->_Step  =   0;
-    ret->_StepTime = 10000; // STEPTIME_ONE_SEC
-    ret->_CycleNumber = 1;
-
-//    ret->SetVoltOut = &_SetVoltOut;
-//    ret->GetVoltOut = &_GetVoltOut;
-//    ret->SetVOrigin = &_SetVOrigin;
-//    ret->GetVOrigin = &_GetVOrigin;
-//    ret->SetVStop = &_SetVStop;
-//    ret->GetVStop = &_GetVStop;
-//    ret->SetStep = &_SetStep;
-//    ret->GetStep = &_GetStep;
-//    ret->SetStepTime = &_SetStepTime;
-//    ret->GetStepTime = &_GetStepTime;
-//    ret->SetCycleNumber = &_SetCycleNumber;
-//    ret->GetCycleNumber = &_GetCycleNumber;
-    return ret;
-}
-/* End of VoltOut Mode Data */
-/**** End of VoltOut Only Mode ****/
-
-
-/**** Measure + VoltOut Mode ****/
-/* IV Mode Data */
-typedef struct _IVMode{
-    MEASURE;
-    int32_t MeasureVolt;
-    VOUT_PARA;
-    LIMIT;
-    int32_t _MeasureBatvolt;
-}IVMode;
-
-IVMode *InitIVMode(){
-    IVMode *ret = malloc(sizeof(IVMode));
-    ret->_MeasureData = 0;
-    ret->MeasureVolt = (INSTRUCTION.VoltOrigin - DAC_ZERO)/5;
-    ret->_VoVi_Switch = INSTRUCTION.VoVi_Switch;
-
-    ret->_VoltOut = DAC_ZERO;
-    ret->_VOrigin = INSTRUCTION.VoltOrigin;
-    ret->_VStop = INSTRUCTION.VoltFinal;
-    ret->_Step  = INSTRUCTION.Step;
-    ret->_StepTime = INSTRUCTION.StepTime;
-    ret->_CycleNumber = 1;
-    ret->_MeasureBatvolt = 0;
-
-
-//    ret->SetVoltOut = &_SetVoltOut;
-//    ret->GetVoltOut = &_GetVoltOut;
-//    ret->SetVOrigin = &_SetVOrigin;
-//    ret->GetVOrigin = &_GetVOrigin;
-//    ret->SetVStop = &_SetVStop;
-//    ret->GetVStop = &_GetVStop;
-//    ret->SetStep = &_SetStep;
-//    ret->GetStep = &_GetStep;
-//    ret->SetStepTime = &_SetStepTime;
-//    ret->GetStepTime = &_GetStepTime;
-//    ret->SetCycleNumber = &_SetCycleNumber;
-//    ret->GetCycleNumber = &_GetCycleNumber;
-
-    ret->_LimitValue = 1e5;
-    
-    ret->SetLimitValue = &_SetLimitValue;
-    ret->GetLimitValue = &_GetLimitValue;
-    return ret;
-}
-/* End of IV Mode Data */
-
 /* RT Mode Data */
 typedef struct _RTMode{
    MEASURE;
-    VOUT_PARA;
+    int32_t  _Vset;
 }RTMode;

 RTMode * InitRTMode(){
    RTMode *ret = malloc(sizeof(RTMode));
-    ret->_MeasureData = 0;
-//    ret->SetMeasureData = &_SetMeasureData;
-//    ret->GetMeasureData = &_GetMeasureData;
-
-    ret->_VoltOut = DAC_ZERO;  // 25000 is DAC_ZERO
-    ret->_VOrigin = DAC_ZERO;
-    ret->_VStop = DAC_ZERO;
-    ret->_Step  =   0;
-    ret->_StepTime = 10000; // STEPTIME_ONE_SEC
-    ret->_CycleNumber = 1;
-
-//    ret->SetVoltOut = &_SetVoltOut;
-//    ret->GetVoltOut = &_GetVoltOut;
-//    ret->SetVOrigin = &_SetVOrigin;
-//    ret->GetVOrigin = &_GetVOrigin;
-//    ret->SetVStop = &_SetVStop;
-//    ret->GetVStop = &_GetVStop;
-//    ret->SetStep = &_SetStep;
-//    ret->GetStep = &_GetStep;
-//    ret->SetStepTime = &_SetStepTime;
-//    ret->GetStepTime = &_GetStepTime;
-//    ret->SetCycleNumber = &_SetCycleNumber;
-//    ret->GetCycleNumber = &_GetCycleNumber;
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+    ret->_Vset           = INSTRUCTION.VoltConstant;
    return ret;
 }
 /* End of RT Mode Data */

-/* CV Mode*/
+/* IV Mode Data */
+typedef struct _IVMode{
+    MEASURE;
+    VOUT_PARA;
+}IVMode;
+
+IVMode *InitIVMode(){
+    IVMode *ret = malloc(sizeof(IVMode));
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+    ret->_Vinit          = (INSTRUCTION.Vinit - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmax           = (INSTRUCTION.Vmax  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmin           = (INSTRUCTION.Vmin  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vset           = 0;
+    ret->_Vstep          = 0;
+    ret->_direction_up   = true;
+    ret->_current_direction_up = true;
+    ret->_cycleNumber    = INSTRUCTION.cycleNumber;
+    return ret;
+}
+/* End of IV Mode Data */
+
+/* CV Mode(CYCLE_IV)*/
 typedef struct _CVMode{
    MEASURE;
-    int32_t MeasureVolt;
    VOUT_PARA;
-    int32_t _MeasureBatvolt;
 }CVMode;

 CVMode * InitCVMode(){
    CVMode *ret = malloc(sizeof(CVMode));
-    ret->_MeasureData = (INSTRUCTION.VoltOrigin- DAC_ZERO)/5;
-//    ret->SetMeasureData = &_SetMeasureData;
-//    ret->GetMeasureData = &_GetMeasureData;
-    ret->MeasureVolt = 20000;
-
-    ret->_VoltOut = DAC_ZERO;  // 25000 is DAC_ZERO
-    ret->_VOrigin = INSTRUCTION.VoltOrigin;
-    ret->_VStop = INSTRUCTION.VoltFinal;
-    ret->_Step  = INSTRUCTION.Step;
-    ret->_StepTime = INSTRUCTION.StepTime; // STEPTIME_ONE_SEC
-    ret->_CycleNumber = INSTRUCTION.CycleNumber;
-    ret->_VoVi_Switch = INSTRUCTION.VoVi_Switch;
-    ret->_MeasureBatvolt = 0;
-//    ret->SetVoltOut = &_SetVoltOut;
-//    ret->GetVoltOut = &_GetVoltOut;
-//    ret->SetVOrigin = &_SetVOrigin;
-//    ret->GetVOrigin = &_GetVOrigin;
-//    ret->SetVStop = &_SetVStop;
-//    ret->GetVStop = &_GetVStop;
-//    ret->SetStep = &_SetStep;
-//    ret->GetStep = &_GetStep;
-//    ret->SetStepTime = &_SetStepTime;
-//    ret->GetStepTime = &_GetStepTime;
-//    ret->SetCycleNumber = &_SetCycleNumber;
-//    ret->GetCycleNumber = &_GetCycleNumber;
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+    ret->_Vinit          = (INSTRUCTION.Vinit - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmax           = (INSTRUCTION.Vmax  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmin           = (INSTRUCTION.Vmin  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vset           = 0;
+    ret->_Vstep          = 0;
+    ret->_direction_up   = true;
+    ret->_current_direction_up = true;
+    ret->_cycleNumber    = INSTRUCTION.cycleNumber;
    return ret;
 }
 /*End of CV Mode*/

-/* CV3 Mode(CYCLIC_VOLTAMMETRY)*/
-typedef struct _CV3Mode{
-    CV3_PARA;
-}CV3Mode;
-
-CV3Mode * InitCV3Mode(){
-    CV3Mode *ret = malloc(sizeof(CV3Mode));
-    ret->_MeasureData = 0;
-    ret->MeasureVolt = 0;
-    ret->VInit = INSTRUCTION.InitVolt;
-    ret->VMax = INSTRUCTION.MaxVolt;
-    ret->VMin = INSTRUCTION.MinVolt;
-    ret->VOrigin = INSTRUCTION.MinVolt;
-    ret->VStop = INSTRUCTION.MaxVolt;
-    ret->InitDirection  = INSTRUCTION.InitDirection;
-    ret->Step = INSTRUCTION.Step;
-    ret->StepTime = INSTRUCTION.StepTime;
-    ret->CycleNumber = INSTRUCTION.CycleNumber;
-    ret->_VoVi_Switch = INSTRUCTION.VoVi_Switch;
-
-
-    return ret;
-}
-/*End of CV3 Mode*/
-
-/* Const Current Mode */
+/* CC Mode(CONSTANT_CURRENT)*/
 #define CC_ZERO_POINT     0
 #define MAX_DAC_UC    50000
 #define MIN_DAC_UC      0
-
-/*********************************************************************
- * @struct  Constant Current Code
- *
- * @brief   A struct to handle CC mode command
- */
-typedef struct _CCMode{
-    CC_PARA;
-}CCMode;
-
 /*********************************************************************
 * @fn      Transform2RealnA
 *
@@ -486,24 +230,173 @@ int32_t _Transform2RealnA(struct CCModePara *self){
    return IUCReal;
 }

+typedef struct _CCMode{
+    MEASURE;
+    int32_t  _Vmax;
+    int32_t  _Vmin;
+    int32_t  _Vset;
+    int32_t  _Iset;
+    uint8_t  _charge;
+    int32_t (*_Transform2RealnA)(struct CCModePara *);
+}CCMode;
+
 CCMode * InitCCMode(){
    CCMode *ret = malloc(sizeof(CCMode));
-    ret->_MeasureData = 0;
-    ret->Charge = INSTRUCTION.Charge;
-    ret->BatteryV = 0;
-    ret->Done = 0;
-
-    ret->value = INSTRUCTION.ConstantCurrent;
-    ret->VMax = INSTRUCTION.VoltLimit + DAC_ZERO;
-    ret->VMin = INSTRUCTION.VoltLimit + DAC_ZERO;
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+    ret->_Vmax           = (INSTRUCTION.Vmax  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmin           = (INSTRUCTION.Vmin  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vset           = 0;
+    ret->_Iset           = INSTRUCTION.constantCurrent * 200 ; //[50pA] //controller UI 15000uA => Elite 1500000 => 1500000 * 10 * 1000 / 50 [50pA]
+    ret->_charge         = INSTRUCTION.charge;
    ret->_Transform2RealnA = &_Transform2RealnA;
    return ret;
 }
-/*End of Const Current Mode Mode*/
+/*End of CC Mode*/
+
+/* CV3 Mode(CYCLIC_VOLTAMMETRY)*/
+typedef struct _CV3Mode{
+    MEASURE;
+    VOUT_PARA;
+}CV3Mode;
+
+CV3Mode * InitCV3Mode(){
+    CV3Mode *ret = malloc(sizeof(CV3Mode));
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+	ret->_Vinit          = (INSTRUCTION.Vinit - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmax           = (INSTRUCTION.Vmax  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmin           = (INSTRUCTION.Vmin  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vset           = 0;
+    ret->_Vstep          = 0;
+    ret->_direction_up   = true;
+    ret->_current_direction_up = true;
+    ret->_cycleNumber    = INSTRUCTION.cycleNumber;
+    return ret;
+}
+/*End of CV3 Mode*/
+
+/* LSV Mode(LINEAR_SWEEP_VOLTAMMETRY)*/
+typedef struct _LSVMode{
+    MEASURE;
+    VOUT_PARA;
+}LSVMode;
+
+LSVMode * InitLSVMode(){
+    LSVMode *ret = malloc(sizeof(LSVMode));
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+	ret->_Vinit          = (INSTRUCTION.Vinit - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmax           = (INSTRUCTION.Vmax  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vmin           = (INSTRUCTION.Vmin  - 25000) * 4 * 10000; //[5nV]
+    ret->_Vset           = 0;
+    ret->_Vstep          = 0;
+    ret->_direction_up   = true;
+    ret->_current_direction_up = true;
+    ret->_cycleNumber    = INSTRUCTION.cycleNumber;
+    return ret;
+}
+/*End of LSV Mode*/
+
+/* CONSTANT_VSCAN Mode(CONSTANT_VSCAN)*/
+typedef struct _CVSCANMode{
+    MEASURE;
+    int32_t  _Vinit;
+    int32_t  _Vset;
+}CVSCANMode;
+
+CVSCANMode * InitCVSCANMode(){
+    CVSCANMode *ret = malloc(sizeof(CVSCANMode));
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+	ret->_Vinit          = (INSTRUCTION.Vinit - 25000) * 4 * 10000; //[5nV]
+    ret->_Vset           = 0;
+    return ret;
+}
+/*End of CONSTANT_VSCAN Mode*/
+
+/* PULSE_MODE Mode(PULSE_MODE)*/
+typedef struct _PULSEMode {
+    MEASURE;
+    int32_t  _Vset;
+    int32_t  _sti_v1;
+    int32_t  _sti_v2;
+    int32_t  _sti_v3;
+    int32_t  _sti_v4;
+    int32_t  _sti_v5;
+    int32_t  _sti_v6;
+    int32_t  _sti_v7;
+    int32_t  _sti_t1;
+    int32_t  _sti_t2;
+    int32_t  _sti_t3;
+    int32_t  _sti_t4;
+    int32_t  _sti_t5;
+    int32_t  _sti_t6;
+    int32_t  _sti_t7;
+    int32_t  _sti_t;
+    int32_t  _sti_v;         //output voltage now
+    int32_t  _sti_t_flag;    //Where's the time stage turn
+    uint16_t _sti_cy;
+    uint16_t _sti_lp;
+} PULSEMode;
+
+PULSEMode * InitPULSEMode() {
+    PULSEMode *ret = malloc(sizeof(PULSEMode));
+    ret->_measureCurrent = 0;
+    ret->_measureVin     = 0;
+    ret->_measureVout    = 0;
+    ret->_measureBat     = 0;
+    ret->_VoViSwitch     = INSTRUCTION.VoViSwitch;
+    ret->_Vset           = 0;
+    ret->_sti_v1         = INSTRUCTION.sti_v1;
+    ret->_sti_v2         = INSTRUCTION.sti_v2;
+    ret->_sti_v3         = INSTRUCTION.sti_v3;
+    ret->_sti_v4         = INSTRUCTION.sti_v4;
+    ret->_sti_v5         = INSTRUCTION.sti_v5;
+    ret->_sti_v6         = INSTRUCTION.sti_v6;
+    ret->_sti_v7         = INSTRUCTION.sti_v7;
+    ret->_sti_t1         = INSTRUCTION.sti_t1;
+    ret->_sti_t2         = INSTRUCTION.sti_t2;
+    ret->_sti_t3         = INSTRUCTION.sti_t3;
+    ret->_sti_t4         = INSTRUCTION.sti_t4;
+    ret->_sti_t5         = INSTRUCTION.sti_t5;
+    ret->_sti_t6         = INSTRUCTION.sti_t6;
+    ret->_sti_t7         = INSTRUCTION.sti_t7;
+    ret->_sti_t          = INSTRUCTION.sti_t1;
+    ret->_sti_v          = INSTRUCTION.sti_v1;
+    ret->_sti_t_flag     = 1;
+    ret->_sti_cy         = INSTRUCTION.sti_cy;
+    ret->_sti_lp         = INSTRUCTION.sti_loop;
+    return ret;
+}
+/*End of PULSE_MODE Mode*/

 /* Cycle CC Mode */
 typedef struct _CCCMode{
-    CC_PARA;
+    int32_t _measureCurrent;
+    uint8_t _VoViSwitch;
+    uint8_t Charge;
+    int32_t BatteryV;
+    int32_t value;
+    uint16_t Done;
+    uint32_t VMax;
+    uint32_t VMin;
+    int32_t _measureVin;
+    int32_t Vset;
+    int32_t Iset;
+    int32_t (*_Transform2RealnA)(struct CCModePara *);

    /* Vmax and Vmin */
    // Vmax protect battery charge
@@ -520,7 +413,7 @@ typedef struct _CCCMode{

 CCCMode * InitCCCMode(){
    CCCMode *ret = malloc(sizeof(CCCMode));
-    ret->_MeasureData = 0;
+    ret->_measureCurrent = 0;
    ret->Charge = 1;
    ret->BatteryV = 0;

@@ -535,56 +428,59 @@ CCCMode * InitCCCMode(){
    ret->_Transform2RealnA = &_Transform2RealnA;
    return ret;
 }
-
 /* End of Cycle CC Mode */

 /** Potential State Mode **/
 typedef struct _PS{
    // measure
-    MEASURE; // circuit current
+    int32_t _measureCurrent;
+    uint8_t _VoViSwitch;
    int32_t ReferenceVolt;
    int32_t _MeasureVolt;
-    VOUT_PARA;
+    uint16_t _VoltOut;
+    uint16_t _originVolt;
+    uint16_t _stopVolt;
+    uint16_t _step;
+    uint16_t _StepTime;
+    uint16_t _cycleNumber;
 }PSMode;

 PSMode *InitPSMode(){
    PSMode *ret = malloc(sizeof(PSMode));
-    ret->_MeasureData = 0;
-//    ret->SetMeasureData = &_SetMeasureData;
-//    ret->GetMeasureData = &_GetMeasureData;
+    ret->_measureCurrent = 0;
    ret->ReferenceVolt = 0;
-    ret->_MeasureVolt = INSTRUCTION.VoltOrigin;
+    ret->_MeasureVolt = INSTRUCTION.Ve1;

    ret->_VoltOut = DAC_ZERO;  // 25000 is DAC_ZERO
-    ret->_VOrigin = INSTRUCTION.VoltOrigin;
-    ret->_VStop = INSTRUCTION.VoltFinal;
-    ret->_Step  = INSTRUCTION.Step;
+    ret->_originVolt = INSTRUCTION.Ve1;
+    ret->_stopVolt = INSTRUCTION.Ve2;
+    ret->_step  = INSTRUCTION.step;
    ret->_StepTime = INSTRUCTION.StepTime; // STEPTIME_ONE_SEC
-    ret->_CycleNumber = INSTRUCTION.CycleNumber;
+    ret->_cycleNumber = INSTRUCTION.cycleNumber;
    return ret;
 }
-
 /** End of Potential State Mode **/

 typedef union _WorkMode{
-    // Measure only
-    ITMode *IT;
-    VTMode *VT;

    // Output Only
    VoltOutMode *VO;

+    // Measure only
+    ITMode *IT;
+    VTMode *VT;
+
    // Measure + Output
+    RTMode *RT;
    IVMode *IV;
    CVMode *CV;
-    RTMode *RT;
    CCMode *CC;
-//    CCCMode *CCC;
-    PSMode *PS;
    CV3Mode *CV3;
-
-    //test mode
-    RVoutMode *RVout;
+    LSVMode *LSV;
+    CVSCANMode *CVSCAN;
+    PSMode *PS;
+    PULSEMode *PULSE;
+//    CCCMode *CCC;
 }WorkMode;

 WorkMode *CreateWorkMode(){
@@ -594,35 +490,42 @@ WorkMode *CreateWorkMode(){

 void InitWorkMode(WorkMode *WM){
    switch(INSTRUCTION.eliteFxn){
+        case VOLT_OUTPUT:
+        case CALI_DAC_MODE:
+            WM->VO = InitVoltOutMode();
+            break;
+        case IT_CURVE:
+            WM->IT = InitITMode();
+            break;
+        case VT_CURVE:
+            WM->VT = InitVTMode();
+            break;
+        case ZT_CURVE:
+            WM->RT = InitRTMode();
+            break;
        case IV_CURVE:
            WM->IV = InitIVMode();
            break;
        case CV_CURVE:
            WM->CV = InitCVMode();
            break;
-        case VOLT_OUTPUT:
-            WM->VO = InitVoltOutMode();
-            break;
-        case ZT_CURVE:
-            WM->RT = InitRTMode();
-            break;
-        case VT_CURVE:
-            WM->VT = InitVTMode();
-            break;
-        case IT_CURVE:
-            WM->IT = InitITMode();
-            break;
        case CONSTANT_CURRENT:
            WM->CC = InitCCMode();
            break;
-//        case CYCLE_CONSTANT_CURRENT:
-//            WM->CCC = InitCCCMode();
-//            break;
        case CYCLIC_VOLTAMMETRY:
            WM->CV3 = InitCV3Mode();
            break;
-//        case READ_VOUT_VALUE:
-//            WM->RVout = InitRVoutMode();
+        case LINEAR_SWEEP_VOLTAMMETRY:
+            WM->LSV = InitLSVMode();
+            break;
+        case CONSTANT_VSCAN:
+            WM->CVSCAN = InitCVSCANMode();
+            break;
+        case PULSE_MODE:
+            WM->PULSE = InitPULSEMode();
+            break;
+//        case CYCLE_CONSTANT_CURRENT:
+//            WM->CCC = InitCCCMode();
 //            break;
        default:
            WM->VT = InitVTMode();
@@ -632,6 +535,31 @@ void InitWorkMode(WorkMode *WM){

 void FreeWorkMode(WorkMode *WM){
    switch(INSTRUCTION.eliteFxn){
+        case VOLT_OUTPUT:
+        case CALI_DAC_MODE:
+            if(WM->VO != NULL){
+                free(WM->VO);
+                WM->VO = NULL;
+            }
+            break;
+        case IT_CURVE:
+            if(WM->IT != NULL){
+                free(WM->IT);
+                WM->IT = NULL;
+            }
+            break;
+        case VT_CURVE:
+            if(WM->VT != NULL){
+                free(WM->VT);
+                WM->VT = NULL;
+            }
+            break;
+        case ZT_CURVE:
+            if(WM->RT != NULL){
+                free(WM->RT);
+                WM->RT = NULL;
+            }
+            break;
        case IV_CURVE:
            if(WM->IV != NULL){
                free(WM->IV);
@@ -644,30 +572,6 @@ void FreeWorkMode(WorkMode *WM){
                WM->CV = NULL;
            }
            break;
-        case VOLT_OUTPUT:
-            if(WM->VO != NULL){
-                free(WM->VO);
-                WM->VO = NULL;
-            }
-            break;
-        case ZT_CURVE:
-            if(WM->RT != NULL){
-                free(WM->RT);
-                WM->RT = NULL;
-            }
-            break;
-        case VT_CURVE:
-            if(WM->VT != NULL){
-                free(WM->VT);
-                WM->VT = NULL;
-            }
-            break;
-        case IT_CURVE:
-            if(WM->IT != NULL){
-                free(WM->IT);
-                WM->IT = NULL;
-            }
-            break;
        case CONSTANT_CURRENT:
            if(WM->CC != NULL){
                free(WM->CC);
@@ -680,14 +584,24 @@ void FreeWorkMode(WorkMode *WM){
                WM->CV3 = NULL;
            }
            break;
-//        case READ_VOUT_VALUE:
-//            if(WM->RVout != NULL){
-//                free(WM->RVout);
-//                WM->RVout = NULL;
-//            }
-//            break;
-
-
+        case LINEAR_SWEEP_VOLTAMMETRY:
+            if(WM->LSV != NULL){
+                free(WM->LSV);
+                WM->LSV = NULL;
+            }
+            break;
+        case CONSTANT_VSCAN:
+            if(WM->CVSCAN != NULL){
+                free(WM->CVSCAN);
+                WM->CVSCAN = NULL;
+            }
+            break;
+        case PULSE_MODE:
+            if(WM->PULSE != NULL){
+                free(WM->PULSE);
+                WM->PULSE = NULL;
+            }
+            break;
 //        case CYCLE_CONSTANT_CURRENT:
 //            if(WM->CCC != NULL){
 //                free(WM->CCC);
@@ -695,13 +609,13 @@ void FreeWorkMode(WorkMode *WM){
 //            }
 //            break;
        default:
-            if(WM->IV != NULL){
-                free(WM->IV);
-                WM->IV = NULL;
+            if(WM->VT != NULL){
+                free(WM->VT);
+                WM->VT = NULL;
            }
            break;
    }
-//    free(WM);
 }

+
 #endif
@@ -2,116 +2,20 @@
 #ifndef ELITEZT
 #define ELITEZT

-static void ZT_notify(int32_t impedance);
-
 // output a certain voltage e.g. 2v
 // and measure the input voltage
 // => calculate the resister
 // change the output voltage step
 // => get a R-T curve (with resolution = 1 sample/volt step )
-static void ZT_Plot(RTMode *RT) {
-//    int32_t Real_Resister = 0;
-//    static uint16_t CurrentMeasure=0, VoltMeasure=0;
-//    uint8_t SPICurrent[SPI_ADC_SIZE]={0}, SPIVolt[SPI_ADC_SIZE]={0};
-//    static uint8_t VoltCurrentSwitch = 0;

-    int32_t volt_32 = 0;
-    int32_t current_32 = 0;
-    int32_t resister_32 = 0;
-
-    if(INSTRUCTION.AutoGainEnable){
-        current_32 = AutoGainReadCurrent(spi_ADC_rxbuf);
-    }
-    else{
-        ReadCurrent(spi_ADC_rxbuf);
-        current_32 = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
+static void ZT_Vscan(RTMode *RT){
+    if(vscanReset){
+        Vset = ((int32_t)(INSTRUCTION.VoltConstant) - 25000) * 4 * 10000; //[5nV]
+        OneWayVoltScan();
    }

+    if(!vscanReset){

-    volt_32 = User2Real(INSTRUCTION.VoltConstant)*1e6;
-//    ReadVolt(SPIVolt);
-//    VoltMeasure = (uint16_t) (SPIVolt[0] << 8) | (uint16_t) (SPIVolt[1]);
-//    volt_32 = DecodeADCVolt(VoltMeasure)*1e4;
-    resister_32 = volt_32 / current_32;
-    volt_32 = volt_32 / 1e3;  //uV
-
-
-    NotifyVolt[0] = (uint8_t) (volt_32 >> 24);
-    NotifyVolt[1] = (uint8_t) ((volt_32 & 0x00FF0000) >> 16);
-    NotifyVolt[2] = (uint8_t) ((volt_32 & 0x0000FF00) >> 8);
-    NotifyVolt[3] = (uint8_t) (volt_32 & 0x000000FF);
-
-    NotifyCurrent[0] = (uint8_t) (current_32 >> 24);
-    NotifyCurrent[1] = (uint8_t) ((current_32 & 0x00FF0000) >> 16);
-    NotifyCurrent[2] = (uint8_t) ((current_32 & 0x0000FF00) >> 8);
-    NotifyCurrent[3] = (uint8_t) (current_32 & 0x000000FF);
-
-    NotifyImpedance[0] = (uint8_t) (resister_32 >> 24);
-    NotifyImpedance[1] = (uint8_t) ((resister_32 & 0x00FF0000) >> 16);
-    NotifyImpedance[2] = (uint8_t) ((resister_32 & 0x0000FF00) >> 8);
-    NotifyImpedance[3] = (uint8_t) (resister_32 & 0x000000FF);
-
-    /* Elite 100 = 100R
-       Elite 1000 = 1KR
-       Elite 10000 = 10KR
-       Elite 100000 = 100KR
-       Elite 1000000 = 1MR
-    */
-
-    // set ADC GAIN
-//    if(INSTRUCTION.ResisterMeter == RESISTER_METER_LARGE){
-//        INSTRUCTION.ADCGainLevel = GAIN_200R;
-//    }
-//    else if(INSTRUCTION.ResisterMeter == RESISTER_METER_MIDDLE2){
-//        INSTRUCTION.ADCGainLevel = GAIN_200R;
-//    }
-//    else if(INSTRUCTION.ResisterMeter == RESISTER_METER_MIDDLE1){
-//        INSTRUCTION.ADCGainLevel = GAIN_10K;
-//    }
-//    else{
-//        INSTRUCTION.ADCGainLevel = GAIN_200K;
-//    }
-//    ADCGainControl(INSTRUCTION.ADCGainLevel);
-
-    // Use 9-th measure value as real-measure value
-    // because some value in the begin are garbage
-//    if(VoltCurrentSwitch < 9){
-//        ADCChannelSelect(ADC_CH_CURRENT);
-//        CPUdelay(10);
-//        ADC_read(SPICurrent);
-//        VoltCurrentSwitch ++;
-//    }
-//    else if(VoltCurrentSwitch == 9){
-//        // read current
-//        ADCChannelSelect(ADC_CH_CURRENT);
-//        CPUdelay(10);
-//        ADC_read(SPICurrent);
-//        CurrentMeasure = (uint16_t) (SPICurrent[0] << 8) | (uint16_t) (SPICurrent[1]);
-//        VoltCurrentSwitch ++;
-//    }
-//    else if(VoltCurrentSwitch <18){
-//        // read volt
-//        ADCChannelSelect(ADC_CH_VOLT);
-//        CPUdelay(10);
-//        ADC_read(SPIVolt);
-//        VoltCurrentSwitch++;
-//    }
-//    else if(VoltCurrentSwitch == 18){
-//        // read volt
-//        ADCChannelSelect(ADC_CH_VOLT);
-//        CPUdelay(10);
-//        ADC_read(SPIVolt);
-//        VoltMeasure = (uint16_t) (SPIVolt[0] << 8) | (uint16_t) (SPIVolt[1]);
-//        VoltCurrentSwitch++;
-//    }
-//    else{
-//        VoltCurrentSwitch = 0;
-//    }
-
-    // decode ADC value and put it into notify buffer
-//    DecodeResister(INSTRUCTION.ADCGainLevel, CurrentMeasure, VoltMeasure);
-//    Real_Resister = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
+    }
 }
-
-
 #endif
@@ -8,50 +8,129 @@

 /* SPI Board */
 #define Board_SPI0_MISO                 PIN_UNASSIGNED
-#define Board_SPI0_MOSI                 IOID_1
-#define Board_SPI0_CLK                  IOID_0
+#define Board_SPI0_MOSI                 D1
+#define Board_SPI0_CLK                  D0
 #define Board_SPI0_CS                   PIN_UNASSIGNED

-#define Board_SPI1_MISO                 IOID_3
-#define Board_SPI1_MOSI                 IOID_2
-#define Board_SPI1_CLK                  IOID_4
+#define Board_SPI1_MISO                 IOID_1
+#define Board_SPI1_MOSI                 D3
+#define Board_SPI1_CLK                  D2
 #define Board_SPI1_CS                   PIN_UNASSIGNED

-#define ADC_CS                          IOID_8
-#define DAC_CS                          IOID_9
+#define D0                              IOID_3
+#define D1                              IOID_4
+#define D2                              IOID_5
+#define D3                              IOID_6
+#define D4                              IOID_7
+#define D5                              IOID_8
+#define D6                              IOID_9
+#define D7                              IOID_10

-#define Turnon200R                      IOID_5
-#define Turnon10K                       IOID_6
+#define LOADB                           IOID_12
+#define LOADA                           IOID_11
+
+#define TW_SCKI_2                       LOAD0, D6
+#define TW_SCKI_3                       LOAD0, D7
+#define ADC_SPI_MOSI                    LOAD0, D3
+#define ADC_SPI_CLK                     LOAD0, D2
+#define LED_MOSI                        LOAD0, D1
+#define LED_CLK                         LOAD0, D0
+#define TW_SCKI_0                       LOAD0, D4
+#define TW_SCKI_1                       LOAD0, D5
+
+#define BAT_CHAR                        LOAD1, D0
+#define BAT_OK                          LOAD1, D1
+#define PULLUP_3V_0                     LOAD1, D2
+#define PULLUP_3V_1                     LOAD1, D3
+#define shutdown_6994                   LOAD1, D4
+#define OUT_5V_EN_0                     LOAD1, D5
+#define enable_5v                       LOAD1, D6
+#define OUT_5V_EN_1                     LOAD1, D7
+
+#define DO_MOS_0                        LOAD2, D0
+#define DO_MOS_1                        LOAD2, D1
+#define AO_MOS_0                        LOAD2, D2
+#define AO_MOS_1                        LOAD2, D3
+#define AO_MOS_2                        LOAD2, D4
+#define AO_MOS_3                        LOAD2, D5
+#define DO_PR_0                         LOAD2, D6
+#define DO_PR_1                         LOAD2, D7

 /* I2C */
 #ifdef ELITE_VERSION_1_4
-#define Board_I2C0_SCL0                 IOID_7
-#define Board_I2C0_SDA0                 IOID_1
+#define Board_I2C0_SCL0                 PIN_UNASSIGNED
+#define Board_I2C0_SDA0                 PIN_UNASSIGNED
 #endif

-#define shutdown_6994                   IOID_10
-#define switch_on                       IOID_11
-#define enable_10v                      IOID_12
-#define enable_5v                       IOID_13
+#define switch_on                       IOID_14
+#define FLT                             IOID_13
+#define TRIG_0                          IOID_0
+#define TRIG_1                          IOID_2
+
+#define LOAD0   0x00000000
+#define LOAD1   0x00000001
+#define LOAD2   0x00000002

 PIN_Handle       pin_handle;
 static PIN_State ZM_rst;

 const PIN_Config BLE_IO[] = {
-    //
-    ADC_CS | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,  // ADC_CS
-    DAC_CS | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,  // DAC_CS
+//    D0 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D1 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D2 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D3 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D4 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D5 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D6 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+//    D7 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,

-    enable_10v | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,     // 10V_enable
-    enable_5v | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,      // 5V_enable
-    shutdown_6994 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,  // turn off power
-    Turnon200R | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,
-    Turnon10K | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL | PIN_DRVSTR_MAX,
-    switch_on | PIN_INPUT_EN | PIN_PULLDOWN,
+    LOADA | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+    LOADB | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL,
+
+    switch_on | PIN_GPIO_OUTPUT_DIS | PIN_INPUT_EN | PIN_PULLDOWN,                                    // to sense switch
+
+    TRIG_0 | PIN_GPIO_OUTPUT_DIS | PIN_INPUT_EN | PIN_PULLDOWN,
+    TRIG_1 | PIN_GPIO_OUTPUT_DIS | PIN_INPUT_EN | PIN_PULLDOWN,
+    FLT    | PIN_GPIO_OUTPUT_DIS | PIN_INPUT_EN | PIN_PULLDOWN,

    PIN_TERMINATE
 };

+static void add_elite_pin() {
+//    PIN_Status elite15_status;
+    PIN_add(pin_handle,
+    D0 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D1 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D2 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D3 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D4 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D5 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D6 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+    PIN_add(pin_handle,
+    D7 | PIN_GPIO_OUTPUT_EN | PIN_GPIO_LOW | PIN_PUSHPULL);
+//    if(elite15_status != PIN_SUCCESS) {
+//        LED_color(DARKLED, 0x0F, 0x0F, 0x0F);
+//    }
+}
+
+static void trig_callback(PIN_Handle handle, PIN_Id pinId);
+
+static void remove_elite_pin() {
+    PIN_close(pin_handle);
+    pin_handle = PIN_open(&ZM_rst, BLE_IO);
+
+    PIN_registerIntCb(pin_handle, trig_callback);
+    PIN_setInterrupt(pin_handle, TRIG_0 | PIN_IRQ_NEGEDGE);
+    PIN_setInterrupt(pin_handle, TRIG_1 | PIN_IRQ_NEGEDGE);
+    PIN_setInterrupt(pin_handle, FLT | PIN_IRQ_NEGEDGE);
+}
+
 /*!
 *  @def    BOOSTXL_CC2650MA_SPIName
 *  @brief  Enum of SPI names on the CC2650 Booster Pack
@@ -0,0 +1,107 @@
+#ifndef ELITETRIG
+#define ELITETRIG
+
+static bool trig0_event_wait    = false;
+static bool trig1_event_wait    = false;
+static void set_output_enable(bool *out_chan);
+
+
+static void InitTrigChan () {
+    for(int i=0; i<TRIG_CHAN_COUNT; i++) {
+        TRC.chan_en[i] = 0;
+    }
+}
+
+static void trig_en_check( ) {
+    if (INSTRUCTION.trig0_en) {
+        trig0_event_wait        = true;
+        INSTRUCTION.trig0_en    = 0;
+    } else if (INSTRUCTION.trig1_en) {
+        trig1_event_wait        = true;
+        INSTRUCTION.trig1_en    = 0;
+    }
+}
+
+static void FLT_sense( ) {
+    bool FLT_value      = true;
+    FLT_value = PIN_getInputValue(FLT);
+
+    if(!FLT_value) {        // if FLT = LOW, disable all output
+//            PIN15_setOutputValue(OUT_5V_EN_0, 1);
+//            PIN15_setOutputValue(OUT_5V_EN_1, 1);
+//        set_output_enable(allDisable);
+    } else {
+        PIN15_setOutputValue_refresh();
+    }
+}
+
+static void trig_sense( ) {
+    if (Trig_receive) {
+        Trig_receive = false;
+
+        if (trig0_event) {
+            trig0_event         = false;
+            trig0_event_wait    = true;
+        } else if (trig1_event) {
+            trig1_event         = false;
+            trig1_event_wait    = true;
+        } else if (FLT_event) {
+            FLT_event           = false;
+            FLT_sense();
+        }
+    }
+
+    if (trig0_event_wait && trig1_event_wait) {     // both channel are triggered
+        trig0_event_wait = false;
+        trig1_event_wait = false;
+        if(TRIG_TrigEnable && INSTRUCTION.eliteFxn == PULSE_MODE) {
+            trig_PeriodicEvent = true;
+        }
+    }
+
+}
+
+static void trig_callback(PIN_Handle handle, PIN_Id pinId) {
+    if(TRIG_TrigEnable && INSTRUCTION.eliteFxn == PULSE_MODE) {
+//        trig_PeriodicEvent = true;
+        Trig_receive = true;
+    }
+//    PIN15_setOutputValue(MEGA_G_LED, 1);
+//    PIN15_setOutputValue(MEGA_G_LED, 1);
+    switch (pinId) {
+        case TRIG_0: {
+            trig0_event = true;
+            break;
+        }
+        case TRIG_1: {
+            trig1_event = true;
+            break;
+        }
+        case FLT:{
+            FLT_event   = true;
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+}
+
+static void set_output_enable(bool *out_chan) {
+    update_latch_status(DO_PR_0    , out_chan[0]);
+    update_latch_status(DO_MOS_0   , out_chan[1]);
+    update_latch_status(AO_MOS_0   , out_chan[2]);
+    update_latch_status(AO_MOS_2   , out_chan[3]);
+    update_latch_status(AO_MOS_3   , out_chan[4]);
+    update_latch_status(AO_MOS_1   , out_chan[5]);
+    update_latch_status(DO_MOS_1   , out_chan[6]);
+    update_latch_status(DO_PR_1    , out_chan[7]);
+    update_latch_status(OUT_5V_EN_0, out_chan[8]);
+    update_latch_status(OUT_5V_EN_1, out_chan[9]);
+
+    PIN15_setOutputValue_refresh();
+}
+
+#endif
+
+
@@ -0,0 +1,98 @@
+/*
+***********************************************************
+    Read battery's method
+***********************************************************
+1.ReadADCBat(spi_ADC_rxbuf)
+  let "spi_ADC_rxbuf" be 8000
+  8000 * 187.5uV * 2 = 3000000uV = 3V ;
+2.AONBatMonBatteryVoltageGet()
+  let "AONBatMonBatteryVoltageGet()" be 768
+  768 * 125 / 320 / 100 = 768 / 256 = 3V ;
+
+if you want to use first method, and get value 768
+conversion: 8000 * 187.5 * 1e-6 * 2 / 125 * 320 * 100 = 768
+         => 8000 * 12 / 125 = 768
+*/
+
+#ifndef HEADSTAGE_BATT_H
+#define HEADSTAGE_BATT_H
+
+#include <driverlib/aon_batmon.h>
+#define MAX_BATTERY_CAPACITY 4200
+
+static uint8_t headstage_battery_percent() {
+    static uint8_t battery_percent = 100;
+    uint8_t  internal_battery_percent;
+    uint32_t internal_batt_sense = AONBatMonBatteryVoltageGet();
+    internal_batt_sense          = (internal_batt_sense * 125) >> 5;
+    internal_batt_sense          = (internal_batt_sense * 100) / MAX_BATTERY_CAPACITY;
+    internal_battery_percent     = internal_batt_sense & 0xFF;
+    if (internal_battery_percent < battery_percent) battery_percent = internal_battery_percent;
+    return battery_percent;
+}
+
+static void headstage_battery_volt(){
+    uint32_t bat_volt = 0;
+
+    ReadADCBat(spi_ADC_rxbuf);
+    bat_volt = (uint32_t) (spi_ADC_rxbuf[0] << 8) | (uint32_t) (spi_ADC_rxbuf[1]);
+    bat_volt = bat_volt * 12 / 125; //x  * 187.5 * 1e-6 * 2 / 125 * 320 * 100 ;
+    InputNotify(NOTIFY_VOLT_BAT, bat_volt);
+}
+
+static void EliteADCBattery(){
+    static uint8_t ADCSwitch = 0;
+    if(INSTRUCTION.eliteFxn == ADC_TEST){
+        ADCSwitch = 0;
+    }else{
+        if(ADCSwitch == 0){ /**read V**/
+            ReadADCBat(spi_ADC_rxbuf);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 1){ /**read V**/
+            ReadADCBat(spi_ADC_rxbuf);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 2){ /**read V(buffer)**/
+            headstage_battery_volt();
+            batteryCheck_flag = false;
+            ADCSwitch = 0;
+        }
+    }
+}
+
+static void measureBat(){
+    GPT.DeltaGptimerCounter = GPT.GptimerCounter - GPT.GptimerCounter0;
+    GPT.GptimerCounter0 = GPT.GptimerCounter;
+
+    GPT.BatteryADCCounter = GPT.BatteryADCCounter + GPT.DeltaGptimerCounter;
+    GPT.BatteryCheckCounter = GPT.BatteryCheckCounter + GPT.DeltaGptimerCounter;
+
+    if(GPT.BatteryCheckCounter >= 50000){//5min=3000000, 5s=50000
+        GPT.BatteryCheckCounter = 0;
+        batteryCheck_flag = true;
+    }
+
+    if(GPT.BatteryADCCounter >= 15 && batteryCheck_flag){
+        GPT.BatteryADCCounter = 0; //To get the data right, ADC must be delay 1.5ms
+        batteryADC_flag = true;
+        if(batteryADC_flag){
+            EliteADCBattery();
+            batteryADC_flag = false;
+        }
+    }
+
+    uint16_t bat = ((uint16_t)(NotifyVoltBat[2]) << 8 & 0xFF00 ) |
+                   ((uint16_t)(NotifyVoltBat[3]) & 0x00FF);
+    if( bat < 768 && bat > 20){     // 768 = 3V
+        PIN15_setOutputValue(enable_5v, 0);
+    } else if (bat < 1070){             // 1075 = 4.2V
+        PIN15_setOutputValue(BAT_CHAR, 1);
+        PIN15_setOutputValue(BAT_OK, 0);
+    } else if (bat >= 1075){
+        PIN15_setOutputValue(BAT_CHAR, 0);
+        PIN15_setOutputValue(BAT_OK, 1);
+    }
+}
+
+#endif  // HEADSTAGE_BATT_H
@@ -0,0 +1,119 @@
+#ifndef ELITE_DEF
+#define ELITE_DEF
+
+// define BT instruction
+#define INS_TYPE_RIS                    0x30
+#define INS_TYPE_VIS                    0xC0
+#define INS_TYPE_CIS                    0x70
+
+// VIS (virtual instruction)
+#define VIS_RST                         0xF0
+#define VIS_ASK                         0x30
+#define VIS_STI                         0xC0
+#define VIS_FUH                         0x90
+#define VIS_INT                         0x60
+#define VIS_SHIFT_200K                  0xA0
+#define VIS_SHIFT_10K                   0xE0
+#define VIS_SHIFT_200R                  0x80
+#define VIS_DEVICE_SHINY                0x10
+#define VIS_SHINY_DIS                   0x20
+#define VIS_CC_ZERO                     0x40
+#define VIS_TRIG_EN                     0x41
+
+// RIS (real instruction)
+#define IV_CURVE                        0x10
+#define CV_CURVE                        0x20
+#define VOLT_OUTPUT                     0x30
+#define ZT_CURVE                        0x40
+#define VT_CURVE                        0x50
+#define IT_CURVE                        0x60
+#define SET_SAMPLE_RATE                 0x70
+#define SET_ADC_DAC_GAIN                0x80
+#define SET_EN_CHAN                     0x81
+#define DIFFERENTIAL_PULSE_VOLTAMMETRY  0xA0
+#define SQUARE_WAVE_VOLTAMMETRY         0xB0
+#define CYCLIC_VOLTAMMETRY              0xC0
+#define CONSTANT_CURRENT                0xD0
+#define CYCLE_CONSTANT_CURRENT          0xF0
+#define HIGH_CYCLE_CYCLIC_VOLTAMMETRY   0x01
+#define LINEAR_SWEEP_VOLTAMMETRY        0x02
+#define CONSTANT_VSCAN                  0x03
+#define ADC_TEST                        0x91
+#define CALI_DAC_MODE                   0x93
+#define CALI_ADC_MODE                   0x92
+#define PULSE_MODE                      0x94
+
+// CIS (control instruction)
+#define CIS_VERSION                     0x40
+#define CIS_VOLT                        0x10
+#define CIS_LED_TEST                    0x70
+
+// mode parameter
+#define STEP_TO_VSETRATE(step)   step2VsetRate(step)
+#define VMAX(v1,v2)              ((v1 >= v2) ? v1 : v2)
+#define VMIN(v1,v2)              ((v1 < v2)  ? v1 : v2)
+#define VDIRECTION(v1,v2)        ((v1 > v2)  ?  0 : 1)
+#define AFTER_READ_I             0
+#define AFTER_READ_V             1
+#define ReadADCVolt(x)           ((x==0)? ReadADCVout(spi_ADC_rxbuf) : ReadADCVin(spi_ADC_rxbuf))
+#define PARA_1                   0x01
+#define PARA_2                   0x02
+#define PARA_3                   0x03
+#define PARA_4                   0x04
+#define PARA_5                   0x05
+#define PARA_6                   0x06
+#define PARA_7                   0x07
+#define PARA_8                   0x08
+#define PARA_9                   0x09
+#define PARA_10                  0x0A
+#define PARA_11                  0x0B
+#define PARA_12                  0x0C
+#define PARA_13                  0x0D
+#define PARA_14                  0x0E
+#define PARA_15                  0x0F
+#define PARA_16                  0x10
+#define PARA_17                  0x11
+
+//Elite LED
+#define COLOR_BLACK              0x00
+#define COLOR_RED                0x01
+#define COLOR_ORANGE             0x02
+#define COLOR_YELLOW             0x03
+#define COLOR_GREEN              0x04
+#define COLOR_BLUE               0x05
+#define COLOR_CYAN               0x06
+#define COLOR_MAGENTA            0x07
+#define COLOR_PURPLE             0x08
+#define COLOR_WHITE              0x09
+#define COLOR_YELLOWGREEN        0x0A
+#define COLOR_YELLOW_DARK        0xF3
+#define COLOR_GREEN_DARK         0xF4
+#define COLOR_BLUE_DARK          0xF5
+#define COLOR_CYAN_DARK          0xF6
+#define COLOR_PURPLE_DARK        0xF8
+
+#define LEDPowerON()             Elite_led_color(COLOR_GREEN)
+#define WORKLED()                Elite_led_color(COLOR_CYAN)
+#define KEYLED()                 Elite_led_color(COLOR_YELLOW)
+#define BT_WAIT_LED()            Elite_led_color(COLOR_YELLOWGREEN)
+
+/* TRIG01 define */
+#define PR_0                     0x00
+#define MOS_D0                   0x01
+#define MOS_A0                   0x02
+#define MOS_A2                   0x03
+#define MOS_A3                   0x04
+#define MOS_A1                   0x05
+#define MOS_D1                   0x06
+#define PR_1                     0x07
+#define TRIG_CHAN_COUNT          10     // channel count of TRIG01
+
+#define BT_WAIT                  0x01
+#define NO_EVENT                 0x02
+#define PRE_WORK                 0x03
+#define WORKING                  0x04
+#define POST_WORK                0x05
+#define TRIG01_WORK              0x06
+
+#define VALUE_ZERO_TO_ONE(_v)    (_v == 0) ? 1 : _v
+#endif
@@ -0,0 +1,807 @@
+#ifndef ELITE_MODE_ADC_DAC
+#define ELITE_MODE_ADC_DAC
+
+#define Vset INSTRUCTION.Vset
+
+static void readIin(WorkMode *WorkModeData);
+static int32_t readVinVout(WorkMode *WorkModeData);
+
+static uint16_t OneWayVoltScan() {
+    static uint16_t DACOutCode;
+    static int32_t Vout;
+    static int32_t DeltaVout;
+
+    if(DACReset){
+        Vout = Vset;
+        DACReset = false;
+    }else{
+        DeltaVout = Vset - (Vout);
+        Vout = Vout + DeltaVout;
+    }
+
+    INSTRUCTION.VoltConstant = Vout / 40000 + 25000; //5nV=>usercode
+    DACOutCode = Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, INSTRUCTION.VoltConstant);
+    DAC_outputV(DACOutCode);
+
+    if ((INSTRUCTION.eliteFxn == IV_CURVE)||(INSTRUCTION.eliteFxn == CV_CURVE)||(INSTRUCTION.eliteFxn == CONSTANT_CURRENT)){
+        int32_t RealV;
+        RealV = (int32_t)(Vout / 200);//[1uV]
+        InputNotify(NOTIFY_IMPEDANCE, RealV);
+    }
+
+
+    return DACOutCode;
+}
+
+static void CalcuResistance(RTMode *RT, int32_t VoltData){
+    /* Elite 100 = 100R
+       Elite 1000 = 1KR
+       Elite 10000 = 10KR
+       Elite 100000 = 100KR
+       Elite 1000000 = 1MR
+    */
+    static int32_t resister_32 = 0;
+    int32_t Vtemp;
+    Vtemp = (VoltData * 1000) - (RT->_measureCurrent * 10); //V = Vin - Iin * 10
+    resister_32 = Vtemp / RT->_measureCurrent; //R = V / Iin;
+    InputNotify(NOTIFY_IMPEDANCE, resister_32);
+}
+
+static void DACenable(WorkMode *WorkModeData, int32_t VoltData ,uint8_t afterRead){
+    if(afterRead == AFTER_READ_I){
+        switch (INSTRUCTION.eliteFxn) {
+            case CONSTANT_CURRENT:{
+                CC_Vscan(WorkModeData->CC);
+                OneWayVoltScan();
+                break;
+            }
+            case IV_CURVE:
+            case CV_CURVE:
+            case ZT_CURVE:
+            case IT_CURVE:
+            case VT_CURVE:
+            case CYCLIC_VOLTAMMETRY:
+            case LINEAR_SWEEP_VOLTAMMETRY:
+            case CONSTANT_VSCAN:
+            case PULSE_MODE:{
+                break;
+            }
+            default:{
+                break;
+            }
+        }
+    }else if(afterRead == AFTER_READ_V){
+        switch (INSTRUCTION.eliteFxn) {
+            case IV_CURVE:
+            case CV_CURVE:{
+                OneWayVoltScan();
+                break;
+            }
+            case ZT_CURVE:{
+                CalcuResistance(WorkModeData->RT, VoltData);
+            break;
+            }
+            case IT_CURVE:
+            case VT_CURVE:
+            case CONSTANT_CURRENT:
+            case PULSE_MODE:{
+                break;
+            }
+            case CYCLIC_VOLTAMMETRY:{
+                CV3Curve(WorkModeData->CV3);
+                break;
+            }
+            case LINEAR_SWEEP_VOLTAMMETRY:{
+                LSVCurve(WorkModeData->LSV);
+                break;
+            }
+            case CONSTANT_VSCAN:{
+                CVSCANCurve(WorkModeData->CVSCAN);
+                break;
+            }
+            default:{
+                break;
+            }
+        }
+    }
+}
+
+static void CC_Plot(WorkMode *WorkModeData){
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define CURRENT_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define CURRENT_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define CURRENT_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define CURRENT_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define CURRENT_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define CURRENT_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define CURRENT_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+
+    static uint8_t ADCSwitch = 0;
+    static uint8_t BatSwitch = 0;
+    static int32_t VoltData  = 0;
+
+    if(batteryCheck_flag){
+        if(BatSwitch == 0){
+            if(ADCSwitch == 0){ /**read Iin(buffer),read bat**/
+                readIin(WorkModeData);
+                if(record_flag == false){
+                    static int recordCount = 0;
+                    recordCount++;
+                    if(recordCount == 2){
+                        record_flag = true;
+                        recordCount = 0;
+                    }
+                }else{
+                    InputNotify(NOTIFY_CURRENT, CURRENT_MODE->_measureCurrent);
+                }
+                DACenable(WorkModeData, VoltData, AFTER_READ_I);
+
+                ReadADCBat(spi_ADC_rxbuf);
+                BatSwitch++;
+            }else if(ADCSwitch == 1 || ADCSwitch == 3){ /**read Bat**/
+                ReadADCBat(spi_ADC_rxbuf);
+                BatSwitch++;
+            }else if(ADCSwitch == 2){ /**read V(buffer),read bat**/
+                VoltData = readVinVout(WorkModeData);
+                if(INSTRUCTION.VoViSwitch == 0x02){
+                    int32_t Vscan = (Vset / 200 - CURRENT_MODE->_measureVin);
+                    Vscan = (int32_t)(Vscan);//[1uV]
+                    InputNotify(NOTIFY_VOLT, Vscan);
+                }else{
+                    InputNotify(NOTIFY_VOLT, VoltData);
+                }
+                DACenable(WorkModeData, VoltData, AFTER_READ_V);
+
+                ReadADCBat(spi_ADC_rxbuf);
+                BatSwitch++;
+            }
+        }else if(BatSwitch == 1){
+            ReadADCBat(spi_ADC_rxbuf);
+            BatSwitch++;
+        }else if(BatSwitch == 2){
+            headstage_battery_volt();
+            ReadADCIin(spi_ADC_rxbuf);
+            batteryCheck_flag = false;
+            BatSwitch = 0;
+            ADCSwitch = 3;
+        }
+    }else{
+        BatSwitch = 0;
+        if(ADCSwitch == 0){ /**read Iin(buffer),read V**/
+            readIin(WorkModeData);
+            if(record_flag == false){
+                static int recordCount = 0;
+                recordCount++;
+                if(recordCount == 2){
+                    record_flag = true;
+                    recordCount = 0;
+                }
+            }else{
+                InputNotify(NOTIFY_CURRENT, CURRENT_MODE->_measureCurrent);
+            }
+            DACenable(WorkModeData, VoltData, AFTER_READ_I);
+
+            ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 1){ /**read V**/
+            ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 2){ /**read V(buffer),read Iin**/
+            VoltData = readVinVout(WorkModeData);
+            if(INSTRUCTION.VoViSwitch == 0x02){
+                int32_t Vscan = (Vset / 200 - CURRENT_MODE->_measureVin);
+                Vscan = (int32_t)(Vscan);//[1uV]
+                InputNotify(NOTIFY_VOLT, Vscan);
+            }else{
+                InputNotify(NOTIFY_VOLT, VoltData);
+            }
+            DACenable(WorkModeData, VoltData, AFTER_READ_V);
+
+            ReadADCIin(spi_ADC_rxbuf);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 3){ /**read Iin**/
+            ReadADCIin(spi_ADC_rxbuf);
+            ADCSwitch = 0;
+        }
+    }
+    #undef CURRENT_MODE
+}
+
+static void IT_Plot(WorkMode *WorkModeData) {
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define CURRENT_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define CURRENT_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define CURRENT_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define CURRENT_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define CURRENT_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define CURRENT_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define CURRENT_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+
+    static uint8_t ADCSwitch = 0;
+
+    if(batteryCheck_flag){
+        EliteADCBattery();
+        if(!batteryCheck_flag){
+            ReadADCIin(spi_ADC_rxbuf);
+            ADCSwitch = 2;
+        }
+    }else{
+        if(ADCSwitch == 0){ /**read Iin(buffer)**/
+            readIin(WorkModeData);
+            if(record_flag == false){
+                static int recordCount = 0;
+                recordCount++;
+                if(recordCount == 2){
+                    record_flag = true;
+                    recordCount = 0;
+                }
+            }else{
+                InputNotify(NOTIFY_CURRENT, CURRENT_MODE->_measureCurrent);
+            }
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 1){ /**read Iin**/
+            ReadADCIin(spi_ADC_rxbuf);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 2){ /**read Iin**/
+            ReadADCIin(spi_ADC_rxbuf);
+            ADCSwitch = 0;
+        }
+    }
+    #undef CURRENT_MODE
+}
+
+static void VT_Plot(WorkMode *WorkModeData) {
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define CURRENT_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define CURRENT_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define CURRENT_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define CURRENT_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define CURRENT_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define CURRENT_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define CURRENT_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+
+    // ADC gain is don't care when measuring voltage
+//    INSTRUCTION.ADCGainLevel = I_GAIN_100R;
+//    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+
+    static uint8_t ADCSwitch = 0;
+    static int32_t VoltData;
+
+    if(batteryCheck_flag){
+        EliteADCBattery();
+        if(!batteryCheck_flag){
+            ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+            ADCSwitch = 2;
+        }
+    }else{
+        if(ADCSwitch == 0){ /**read V(buffer)**/
+            VoltData = readVinVout(WorkModeData);
+            if(record_flag == false){
+                static int recordCount = 0;
+                recordCount++;
+                if(recordCount == 2){
+                    record_flag = true;
+                    recordCount = 0;
+                }
+            }else{
+                InputNotify(NOTIFY_VOLT, VoltData);
+            }
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 1){ /**read V**/
+            ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+            ADCSwitch++;
+        }
+        else if(ADCSwitch == 2){ /**read V**/
+            ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+            ADCSwitch = 0;
+        }
+    }
+    #undef CURRENT_MODE
+}
+
+static void readIin(WorkMode *WorkModeData){
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define TEMP_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define TEMP_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define TEMP_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define TEMP_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define TEMP_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define TEMP_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define TEMP_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define TEMP_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define TEMP_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define TEMP_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+
+    if(INSTRUCTION.AutoGainEnable){
+        TEMP_MODE->_measureCurrent = AutoGainReadIin(spi_ADC_rxbuf);
+        AutoGainChangeIin(TEMP_MODE->_measureCurrent);
+    }else{
+        ReadADCIin(spi_ADC_rxbuf);
+        TEMP_MODE->_measureCurrent = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_CURRENT, spi_ADC_rxbuf);
+        if(lastIinADCGainLevel != INSTRUCTION.ADCGainLevel){
+            IinADCGainControl(INSTRUCTION.ADCGainLevel);
+            record_flag = false;
+        }
+    }
+    #undef TEMP_MODE
+}
+
+static int32_t readVinVout(WorkMode *WorkModeData){
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define TEMP_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define TEMP_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define TEMP_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define TEMP_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define TEMP_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define TEMP_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define TEMP_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define TEMP_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define TEMP_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define TEMP_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            break;
+        }
+    }
+
+    static int32_t VoltData;
+
+    if(TEMP_MODE->_VoViSwitch == 0x01 || TEMP_MODE->_VoViSwitch == 0x02){
+        if(INSTRUCTION.VinAutoGainEnable){
+            TEMP_MODE->_measureVin = AutoGainReadVin(spi_ADC_rxbuf);
+            AutoGainChangeVin(TEMP_MODE->_measureVin);
+        }else{
+            ReadADCVolt(TEMP_MODE->_VoViSwitch);
+            TEMP_MODE->_measureVin = DecodeADCValue(INSTRUCTION.VinADCGainLevel, ADC_CH_VOLT, spi_ADC_rxbuf);
+            if(lastVinADCGainLevel != INSTRUCTION.VinADCGainLevel){
+                VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                record_flag = false;
+            }
+
+        }
+        VoltData = TEMP_MODE->_measureVin;
+    }else if(TEMP_MODE->_VoViSwitch == 0x00){
+        ReadADCVolt(TEMP_MODE->_VoViSwitch);
+        TEMP_MODE->_measureVout = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_DAC, spi_ADC_rxbuf);
+        VoltData = TEMP_MODE->_measureVout;
+    }
+    #undef TEMP_MODE
+    return VoltData;
+}
+
+static void cali_IT_plot(WorkMode *WorkModeData) {
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define CURRENT_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define CURRENT_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define CURRENT_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define CURRENT_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define CURRENT_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define CURRENT_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define CURRENT_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+    }
+
+    static uint8_t ADCSwitch = 0;
+    int32_t ADCValueTemp           = 0;
+    static int32_t ADCValueSUM     = 0;
+    int32_t ADCValueAVG            = 0;
+    int16_t ADCValueAVG_RAW        = 0;
+    static uint16_t cali_count_max = 1000;
+
+    if(ADCSwitch == 0){ /**read Iin(buffer)**/
+        if(INSTRUCTION.AutoGainEnable){
+            CURRENT_MODE->_measureCurrent = 0xFFFF;
+        }else{
+            ReadADCIin(spi_ADC_rxbuf);
+            CURRENT_MODE->_measureCurrent = (int32_t) (spi_ADC_rxbuf[0] << 8) | (int32_t) (spi_ADC_rxbuf[1]);
+            if(lastIinADCGainLevel != INSTRUCTION.ADCGainLevel){
+                IinADCGainControl(INSTRUCTION.ADCGainLevel);
+                record_flag = false;
+            }
+        }
+        if(INSTRUCTION.ADCGainLevel == 0) {
+            cali_count_max = 5000;
+        } else {
+            cali_count_max = 1000;
+        }
+
+        if(record_flag == false){
+            static int recordCount = 0;
+            recordCount++;
+            if(recordCount == 2){
+                record_flag = true;
+                recordCount = 0;
+            }
+        }else{
+            static uint16_t cali_count = 0;
+            if(cali_count >= cali_count_max){
+                ADCValueAVG = ADCValueSUM / cali_count;
+
+                InputNotify(NOTIFY_CURRENT, ADCValueAVG);
+                SendNotify();
+
+                uint8_t CIS_buf[9]   = {0};
+                CIS_buf[0] = INSTRUCTION.chip_id;
+                CIS_buf[1] = (uint8_t) ((ADCValueAVG & 0xFF00) >> 8);
+                CIS_buf[2] = (uint8_t) (ADCValueAVG & 0x00FF);
+                CIS_buf[3] = 0x00;
+                CIS_buf[4] = INSTRUCTION.ADCGainLevel;
+                SimpleProfile_SetParameter(BLE_CIS_BUFF_CHAR, 9, CIS_buf);
+                ADCValueSUM = 0;
+                cali_count = 0;
+
+                PeriodicEvent = false;
+                ModeLED(NO_EVENT);
+            }else{
+                cali_count++;
+                ADCValueSUM = ADCValueSUM + CURRENT_MODE->_measureCurrent;
+                InputNotify(NOTIFY_CURRENT, CURRENT_MODE->_measureCurrent);
+                InputNotify(NOTIFY_VOLT, ADCValueSUM);
+                InputNotify(NOTIFY_IMPEDANCE, (int32_t)cali_count);
+            }
+
+        }
+        ADCSwitch++;
+    }
+    else if(ADCSwitch == 1){ /**read Iin**/
+        ReadADCIin(spi_ADC_rxbuf);
+        ADCSwitch++;
+    }
+    else if(ADCSwitch == 2){ /**read Iin**/
+        ReadADCIin(spi_ADC_rxbuf);
+        ADCSwitch = 0;
+    }
+
+    #undef CURRENT_MODE
+}
+
+static void cali_VT_plot(WorkMode *WorkModeData) {
+    switch (INSTRUCTION.eliteFxn) {
+        case IT_CURVE:{
+            #define CURRENT_MODE WorkModeData->IT
+            break;
+        }
+        case VT_CURVE:{
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+        case ZT_CURVE:{
+            #define CURRENT_MODE WorkModeData->RT
+            break;
+        }
+        case IV_CURVE:{
+            #define CURRENT_MODE WorkModeData->IV
+            break;
+        }
+        case CV_CURVE:{
+            #define CURRENT_MODE WorkModeData->CV
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            #define CURRENT_MODE WorkModeData->CC
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->CV3
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            #define CURRENT_MODE WorkModeData->LSV
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            #define CURRENT_MODE WorkModeData->CVSCAN
+            break;
+        }
+        case PULSE_MODE:{
+            #define CURRENT_MODE WorkModeData->PULSE
+            break;
+        }
+        default: {
+            #define CURRENT_MODE WorkModeData->VT
+            break;
+        }
+    }
+
+    static uint8_t ADCSwitch = 0;
+    static int32_t VoltData;
+    int32_t ADCValueTemp           = 0;
+    static int32_t ADCValueSUM     = 0;
+    int32_t ADCValueAVG            = 0;
+    int16_t ADCValueAVG_RAW        = 0;
+    static uint16_t cali_count_max = 1000;
+
+    if(ADCSwitch == 0){ /**read Iin(buffer)**/
+        if(CURRENT_MODE->_VoViSwitch == 0x01 || CURRENT_MODE->_VoViSwitch == 0x02){
+            if(INSTRUCTION.VinAutoGainEnable){
+                CURRENT_MODE->_measureVin = 0xFFFF;
+            }else{
+                ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+                CURRENT_MODE->_measureVin = (int32_t) (spi_ADC_rxbuf[0] << 8) | (int32_t) (spi_ADC_rxbuf[1]);
+                if(lastVinADCGainLevel != INSTRUCTION.VinADCGainLevel){
+                    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+                    record_flag = false;
+                }
+
+            }
+            VoltData = CURRENT_MODE->_measureVin;
+        }
+
+        if(INSTRUCTION.VinADCGainLevel == 0) {
+            cali_count_max = 5000;
+        } else {
+            cali_count_max = 1000;
+        }
+//        else if(CURRENT_MODE->_VoViSwitch == 0x00){
+//            ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+//            CURRENT_MODE->_measureVout = DecodeADCValue(INSTRUCTION.ADCGainLevel, ADC_CH_DAC, spi_ADC_rxbuf);
+//            VoltData = CURRENT_MODE->_measureVout;
+//        }
+
+        if(record_flag == false){
+            static int recordCount = 0;
+            recordCount++;
+            if(recordCount == 2){
+                record_flag = true;
+                recordCount = 0;
+            }
+        }else{
+            static uint16_t cali_count = 0;
+            if(cali_count >= cali_count_max){
+                ADCValueAVG = ADCValueSUM / cali_count;
+
+                InputNotify(NOTIFY_VOLT, ADCValueAVG);
+                SendNotify();
+
+                uint8_t CIS_buf[9]   = {0};
+                CIS_buf[0] = INSTRUCTION.chip_id;
+                CIS_buf[1] = (uint8_t) ((ADCValueAVG & 0xFF00) >> 8);
+                CIS_buf[2] = (uint8_t) (ADCValueAVG & 0x00FF);
+                CIS_buf[3] = 0x00;
+                CIS_buf[4] = INSTRUCTION.VinADCGainLevel;
+                SimpleProfile_SetParameter(BLE_CIS_BUFF_CHAR, 9, CIS_buf);
+                ADCValueSUM = 0;
+                cali_count = 0;
+
+                PeriodicEvent = false;
+                ModeLED(NO_EVENT);
+            }else{
+                cali_count++;
+                ADCValueSUM = ADCValueSUM + CURRENT_MODE->_measureVin;
+                InputNotify(NOTIFY_VOLT, CURRENT_MODE->_measureVin);
+                InputNotify(NOTIFY_CURRENT, ADCValueSUM);
+                InputNotify(NOTIFY_IMPEDANCE, (int32_t)cali_count);
+            }
+
+        }
+        ADCSwitch++;
+    }
+    else if(ADCSwitch == 1){ /**read v**/
+        ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+        ADCSwitch++;
+    }
+    else if(ADCSwitch == 2){ /**read v**/
+        ReadADCVolt(CURRENT_MODE->_VoViSwitch);
+        ADCSwitch = 0;
+    }
+
+    #undef CURRENT_MODE
+}
+
+#endif
@@ -0,0 +1,9 @@
+#ifndef HEADSTAGE_POWER_H
+#define HEADSTAGE_POWER_H
+
+#include <ti/drivers/Power.h>
+#include <ti/drivers/power/PowerCC26XX.h>
+
+#define headstage_power_shutdown() Power_shutdown(NULL, 0)
+
+#endif // HEADSTAGE_POWER_H
@@ -2,11 +2,11 @@
 #ifndef VERSION_DATE
 #define VERSION_DATE

-#define VERSION_DATE_YEAR      20
-#define VERSION_DATE_MONTH     4
-#define VERSION_DATE_DAY       30
-#define VERSION_DATE_HOUR      17
-#define VERSION_DATE_MINUTE    33
+#define VERSION_DATE_YEAR      21
+#define VERSION_DATE_MONTH     1
+#define VERSION_DATE_DAY       5
+#define VERSION_DATE_HOUR      11
+#define VERSION_DATE_MINUTE    8

 // this is NOT the version hash !!
 // it's the last version hash
@@ -20,6 +20,7 @@
 #include <ti/drivers/PIN.h>
 #include "board.h"
 #include "EliteWorkData.h"
+#include <driverlib/aon_batmon.h>

 static void SimpleBLEPeripheral_performPeriodicTask(WorkMode *WorkModeData);

@@ -34,6 +35,7 @@ static void SimpleBLEPeripheral_clockHandler(UArg arg) {
 static void elite_gptimer_callback(GPTimerCC26XX_Handle handle, GPTimerCC26XX_IntMask interruptMask) {
    events |= SBP_PERIODIC_EVT;
    Semaphore_post(semaphore);
+    GPT.GptimerCounter++;
 }


@@ -44,17 +46,27 @@ static void ZM_init() {

    // initialize
    pin_handle = PIN_open(&ZM_rst, BLE_IO);
+    InitLED();
+    InitTrigChan();
+    Init_Elite15_PIN();
+    ELITE15_SPI_HOLD();

-    PIN_setOutputValue(pin_handle, shutdown_6994, 1);  // OFF = 1 => turn off 6994
-    PIN_setOutputValue(pin_handle, enable_10v, 0);     // enable 10V
-
-    PIN_setOutputValue(pin_handle, ADC_CS, 1);  // ADC_CS HIGH
-    PIN_setOutputValue(pin_handle, DAC_CS, 1);  // DAC_CS HIGH
+    PIN15_setOutputValue(shutdown_6994, 1);     // OFF = 1 => turn off 6994
+//    PIN15_setOutputValue(OUT_5V_EN_0, 1);       // disable 5V output // 1 => output disable
+//    PIN15_setOutputValue(OUT_5V_EN_1, 1);
+//    PIN15_setOutputValue(DO_MOS_0, 0);          // all Dout off
+//    PIN15_setOutputValue(DO_MOS_1, 0);
+//    AoutChannelSelect(0xFF, 0);                 // all Aout off
+    disable_trig_output();      // all output disable

    InitEliteInstruction();
-    ADCGainControl(GAIN_AUTO);
+    IinADCGainControl(INSTRUCTION.ADCGainLevel);
+    VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+    VoutGainControl(INSTRUCTION.VoutGainLevel);
    elite_gptimer_open();

+    TW1508reset();
+//    TRIG_LED_Init();
    //    PIN_registerIntCb(pin_handle, switch_on_callback);
    //    PIN_setInterrupt(pin_handle, switch_on | PIN_IRQ_POSEDGE);
 }
@@ -64,7 +76,7 @@ static void ZM_update_instruction_callback(uint8_t ins_type, uint8_t chip_ID, ui

 static void DACCode2Real2Notify(uint16_t DACcode) {
    int32_t RealV;
-    RealV = DAC_to_realV(DACcode);
+    RealV = DAC_to_realV(INSTRUCTION.VoutGainLevel, DACcode);

    NotifyVolt[0] = (uint8_t)((RealV & 0xFF000000) >> 24);
    NotifyVolt[1] = (uint8_t)((RealV & 0x00FF0000) >> 16);
@@ -72,14 +84,24 @@ static void DACCode2Real2Notify(uint16_t DACcode) {
    NotifyVolt[3] = (uint8_t)(RealV & 0x000000FF);
 }

-#define IsPeriodicMode() (  \
-(INSTRUCTION.eliteFxn == IV_CURVE) || \
-(INSTRUCTION.eliteFxn == CV_CURVE) || \
-(INSTRUCTION.eliteFxn == IT_CURVE) || \
-(INSTRUCTION.eliteFxn == VT_CURVE) || \
-(INSTRUCTION.eliteFxn == ZT_CURVE) || \
-(INSTRUCTION.eliteFxn == CONSTANT_CURRENT) || \
-(INSTRUCTION.eliteFxn == CYCLIC_VOLTAMMETRY)  \
+#define IsPeriodicMode() (                            \
+(INSTRUCTION.eliteFxn == IV_CURVE)                 || \
+(INSTRUCTION.eliteFxn == CV_CURVE)                 || \
+(INSTRUCTION.eliteFxn == IT_CURVE)                 || \
+(INSTRUCTION.eliteFxn == VT_CURVE)                 || \
+(INSTRUCTION.eliteFxn == ZT_CURVE)                 || \
+(INSTRUCTION.eliteFxn == CONSTANT_CURRENT)         || \
+(INSTRUCTION.eliteFxn == CYCLIC_VOLTAMMETRY)       || \
+(INSTRUCTION.eliteFxn == LINEAR_SWEEP_VOLTAMMETRY) || \
+(INSTRUCTION.eliteFxn == CONSTANT_VSCAN)           || \
+(INSTRUCTION.eliteFxn == CALI_ADC_MODE)               \
+)
+
+#define Ve1MatchVe2Mode() (                           \
+(INSTRUCTION.eliteFxn == IV_CURVE)                 || \
+(INSTRUCTION.eliteFxn == CV_CURVE)                 || \
+(INSTRUCTION.eliteFxn == CYCLIC_VOLTAMMETRY)       || \
+(INSTRUCTION.eliteFxn == LINEAR_SWEEP_VOLTAMMETRY)    \
 )

 /*********************************************************************
@@ -93,227 +115,399 @@ static void DACCode2Real2Notify(uint16_t DACcode) {
 */
 static void SimpleBLEPeripheral_performPeriodicTask(WorkMode *WorkModeData) {
    if ( IsPeriodicMode() ){
-
-        // DAC counter
-        if (CT.StepTimeCounter == INSTRUCTION.StepTime){
-            CT.StepTimeCounter = 1;
-        }
-        else{
-            CT.StepTimeCounter++;
-        }
-
-        // ADC counter
-        if (CT.SampleRate_counter == INSTRUCTION.SampleRate){
-            CT.SampleRate_counter = 1;
-        }
-        else{
-            CT.SampleRate_counter++;
-        }
-
-        // notify counter
-        if (CT.NotifyCounter == INSTRUCTION.NotifyRate){
-            CT.NotifyCounter = 1;
-        }
-        else{
-            CT.NotifyCounter ++;
-        }
-
        /** Periodic Event **/
-        // Default working flow is DAC out -> ADC read -> send notify
-        // We will need a flag to control DAC, if we want to exchange to ADC -> DAC -> notify
-        // This flag can be named by FxnNameDACReset
+        // Default working flow is vscan -> ADC read -> send notify
+        // We will need a flag to control vscan, ADC and notify

-        // In IV, CV, and func-gen mode, DAC will output voltage
-        // else DAC do nothing.
-        EliteDACControl(WorkModeData);
+        GPT.DeltaGptimerCounter = GPT.GptimerCounter - GPT.GptimerCounter0;
+        GPT.GptimerCounter0 = GPT.GptimerCounter;

-        // Control ADC to sample rate
-        EliteADCControl(WorkModeData);
-
-        if (INSTRUCTION.eliteFxn == CYCLIC_VOLTAMMETRY){
-            CV3Curve(WorkModeData->CV3);
+        if(EliteWorkReset){
+            InitEliteGPtimer();
+            EliteWorkReset  = false;
+            batteryADC_flag = false;
+            record_flag     = true;
+            firstTimeReset  = true;
+            VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+            IinADCGainControl(INSTRUCTION.ADCGainLevel);
+            VoutGainControl(INSTRUCTION.VoutGainLevel);
+            if( Ve1MatchVe2Mode() ){
+                if (INSTRUCTION.Ve1 == INSTRUCTION.Ve2) {
+                    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, INSTRUCTION.Ve1));
+                    PeriodicEvent = false;
+                    ModeLED(NO_EVENT);
+                }
+            }
        }

-        // Notify control, check if we need to send notify
-        EliteNotifyControl();

+        GPT.LeadTimeCounter = GPT.LeadTimeCounter + GPT.DeltaGptimerCounter;
+        if(leadTimeReset && GPT.LeadTimeCounter <= 2000){
+            vscanReset = true;
+        }else{
+            if(notifyFirst_flag){
+                GPT.NotifyCounter = INSTRUCTION.notifyRate - 20;
+                notifyFirst_flag = false;
+            }
+            vscanReset = false;
+            leadTimeReset = false;
+        }
+
+        //vscan counter
+        GPT.VscanRateCounter = GPT.VscanRateCounter + GPT.DeltaGptimerCounter;
+        if(GPT.VscanRateCounter >= INSTRUCTION.VsetRate){
+            if(GPT.VscanRateCounter >= INSTRUCTION.VsetRate * 2){
+                GPT.GptimerMultiple = GPT.VscanRateCounter / INSTRUCTION.VsetRate;
+            }else{
+                GPT.GptimerMultiple = 1;
+            }
+            GPT.VscanRateCounter -= INSTRUCTION.VsetRate * GPT.GptimerMultiple; //To get right time
+            vscan_flag = true;
+            if(vscan_flag){
+                EliteVscanControl(WorkModeData);
+                vscan_flag = false;
+            }
+        }
+
+        //battery counter
+        GPT.BatteryADCCounter = GPT.BatteryADCCounter + GPT.DeltaGptimerCounter;
+        GPT.BatteryCheckCounter = GPT.BatteryCheckCounter + GPT.DeltaGptimerCounter;
+        if(GPT.BatteryCheckCounter >= 50000){
+            GPT.BatteryCheckCounter -= 50000; //To get right time
+            batteryCheck_flag = true;
+        }
+
+        uint16_t bat = ((uint16_t)(NotifyVoltBat[2]) << 8 & 0xFF00 ) | ((uint16_t)(NotifyVoltBat[3]) & 0x00FF);
+        if( bat < 768 && bat > 20){
+            PIN15_setOutputValue(enable_5v, 0);
+        }
+
+        //ADC counter
+        GPT.SampleRateCounter = GPT.SampleRateCounter + GPT.DeltaGptimerCounter;
+        if(GPT.SampleRateCounter >= INSTRUCTION.sampleRate){
+            GPT.SampleRateCounter = 0; //To get right data, ADC must be delay 1.5ms
+            ADC_flag = true;
+            if(ADC_flag){
+                EliteADCControl(WorkModeData);
+                ADC_flag = false;
+            }
+        }
+
+        //Notify counter(Notify control, check if we need to send notify)
+        //please don't put Notify counter before ADC counter, maybe get wrong data
+        GPT.NotifyCounter = GPT.NotifyCounter + GPT.DeltaGptimerCounter;
+        if(GPT.NotifyCounter >= INSTRUCTION.notifyRate){
+            GPT.NotifyCounter -= INSTRUCTION.notifyRate; //To get right time
+            notify_flag = true;
+            if(vscanReset){
+                notify_flag = false;
+            }
+            if(notify_flag){
+                SendNotify();
+                notify_flag = false;
+            }
+        }
+
+//        EliteDone();
    }
+    else if (INSTRUCTION.eliteFxn == PULSE_MODE){
+         /** Periodic Event **/
+         // Default working flow is vscan -> ADC read -> send notify
+         // We will need a flag to control vscan, ADC and notify

+         GPT.DeltaGptimerCounter = GPT.GptimerCounter - GPT.GptimerCounter0;
+         GPT.GptimerCounter0 = GPT.GptimerCounter;
+
+         if(EliteWorkReset){
+             InitEliteGPtimer();
+             EliteWorkReset  = false;
+             batteryADC_flag = false;
+             record_flag     = true;
+             firstTimeReset  = true;
+             //pulsemode variable
+             stiFirstTime  = true;
+             VinADCGainControl(INSTRUCTION.VinADCGainLevel);
+             IinADCGainControl(INSTRUCTION.ADCGainLevel);
+             VoutGainControl(INSTRUCTION.VoutGainLevel);
+             if (Ve1MatchVe2Mode()) {
+                 if (INSTRUCTION.Ve1 == INSTRUCTION.Ve2) {
+                     DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, INSTRUCTION.Ve1));
+                     PeriodicEvent = false;
+                     ModeLED(NO_EVENT);
+                 }
+             } else if (INSTRUCTION.eliteFxn == PULSE_MODE) {
+                 if(!megaStiEnable){
+                      PeriodicEvent = false;
+                      ModeLED(NO_EVENT);
+                 }
+             }
+         }
+
+
+         GPT.LeadTimeCounter = GPT.LeadTimeCounter + GPT.DeltaGptimerCounter;
+         if(leadTimeReset && GPT.LeadTimeCounter <= 2000){
+             vscanReset = true;
+         }else{
+             if(notifyFirst_flag){
+                 GPT.NotifyCounter = INSTRUCTION.notifyRate - 20;
+                 notifyFirst_flag = false;
+             }
+             vscanReset = false;
+             leadTimeReset = false;
+         }
+
+        //vscan counter
+        GPT.VscanRateCounter = GPT.VscanRateCounter + GPT.DeltaGptimerCounter;
+        //pulse mode counter
+        GPT.StiCounter = GPT.StiCounter + GPT.DeltaGptimerCounter;
+        if (vscanReset) {
+            DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, 25000));
+            DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, 25000));
+            //vscanReset = false;
+        }else{
+            if (megaStiEnable) {
+                PULSE_Vscan(WorkModeData->PULSE);
+            }
+        }
+
+//         if(GPT.VscanRateCounter >= INSTRUCTION.VsetRate){
+//             if(GPT.VscanRateCounter >= INSTRUCTION.VsetRate * 2){
+//                 GPT.GptimerMultiple = GPT.VscanRateCounter / INSTRUCTION.VsetRate;
+//             }else{
+//                 GPT.GptimerMultiple = 1;
+//             }
+//             GPT.VscanRateCounter -= INSTRUCTION.VsetRate * GPT.GptimerMultiple; //To get right time
+//             vscan_flag = true;
+//             if(vscan_flag){
+//                 EliteVscanControl(WorkModeData);
+//                 vscan_flag = false;
+//             }
+//         }
+
+         //battery counter
+         GPT.BatteryADCCounter = GPT.BatteryADCCounter + GPT.DeltaGptimerCounter;
+         GPT.BatteryCheckCounter = GPT.BatteryCheckCounter + GPT.DeltaGptimerCounter;
+         if(GPT.BatteryCheckCounter >= 50000){
+             GPT.BatteryCheckCounter -= 50000; //To get right time
+             batteryCheck_flag = true;
+         }
+
+         uint16_t bat = ((uint16_t)(NotifyVoltBat[2]) << 8 & 0xFF00 ) | ((uint16_t)(NotifyVoltBat[3]) & 0x00FF);
+         if( bat < 768 && bat > 20){
+             PIN15_setOutputValue(enable_5v, 0);
+         }
+
+         //ADC counter
+         GPT.SampleRateCounter = GPT.SampleRateCounter + GPT.DeltaGptimerCounter;
+         if(GPT.SampleRateCounter >= INSTRUCTION.sampleRate){
+             GPT.SampleRateCounter = 0; //To get right data, ADC must be delay 1.5ms
+             ADC_flag = true;
+             if(ADC_flag){
+                 EliteADCControl(WorkModeData);
+                 ADC_flag = false;
+             }
+         }
+
+         //Notify counter(Notify control, check if we need to send notify)
+         //please don't put Notify counter before ADC counter, maybe get wrong data
+         GPT.NotifyCounter = GPT.NotifyCounter + GPT.DeltaGptimerCounter;
+         if(GPT.NotifyCounter >= INSTRUCTION.notifyRate){
+             GPT.NotifyCounter -= INSTRUCTION.notifyRate; //To get right time
+             notify_flag = true;
+             if(vscanReset){
+                 notify_flag = false;
+             }
+             if(notify_flag){
+                 SendNotify();
+                 notify_flag = false;
+             }
+         }
+
+ //        EliteDone();
+     }
    else if(INSTRUCTION.eliteFxn == VOLT_OUTPUT){
-        // assign WorkModeData->VO  = INSTRUCTION.VoltConstant
-        WorkModeData->VO->_VoltOut = INSTRUCTION.VoltConstant;
-        // UserCode -> DAC code -> DAC out
-        DAC_outputV(Usercode_Correction_to_DAC(WorkModeData->VO->_VoltOut));
-//        DAC_outputV(WorkModeData->VO->_VoltOut);      // for voltage output calibration
+        VoutGainControl(INSTRUCTION.VoutGainLevel);
+        WorkModeData->VO->_Vset = INSTRUCTION.VoltConstant;
+        DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, WorkModeData->VO->_Vset)); //UserCode -> DAC code -> DAC out
        FreeWorkMode(WorkModeData);
        PeriodicEvent = false;
-        InitPeriodicEvent = true;
    }
-    else{
+    else if(INSTRUCTION.eliteFxn == CALI_DAC_MODE){
+        DAC_outputV(INSTRUCTION.VoltConstant); //UserCode -> DAC code -> DAC out
+        FreeWorkMode(WorkModeData);
        PeriodicEvent = false;
    }
-}
-
-static void EliteDACControl(WorkMode *WorkModeData) {
-    if (INSTRUCTION.eliteFxn == IV_CURVE) {
-        // output a certain voltage and put it into NotifyVolt
-        if(WorkModeData->IV->_VoVi_Switch == 0x00){       //user see Vout
-            //DACCode2Real2Notify(VoltScan(WorkModeData));
-            uint16_t DACcode;
-            DACcode = VoltScan(WorkModeData);
-            
-        }
-        else if (WorkModeData->IV->_VoVi_Switch == 0x01){ //user see Vin
-            VoltScan(WorkModeData);
-        }
-    }
-    else if(INSTRUCTION.eliteFxn == CV_CURVE){
-        if (WorkModeData->CV->_VoVi_Switch == 0x00){
-            DACCode2Real2Notify(VoltScan(WorkModeData));
-        }
-        else if (WorkModeData->CV->_VoVi_Switch == 0x01){
-            VoltScan(WorkModeData);
-        }
-    }
-    else if (INSTRUCTION.eliteFxn == ZT_CURVE){
-        if(INSTRUCTION.ResisterMeter == RESISTER_METER_SMALL){
-            // output 1V
-            if (DACReset) {
-                INSTRUCTION.VoltConstant = 25000 + 5000;
-                DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant));
-                DACReset = false;
-            }
-        }
-        else{
-            // output 1V
-            if (DACReset) {
-                INSTRUCTION.VoltConstant = 25000 + 5000;
-                DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant));
-                DACReset = false;
-            }
-        }
-    }
-    else if(INSTRUCTION.eliteFxn == CONSTANT_CURRENT){
-        if (DACReset) {
-            DAC_outputV(Usercode_Correction_to_DAC(25000));
-            DACReset = false;
-        }
-        CCModeVoltOut(WorkModeData->CC);
-    }
-
    else{
-        // IT, VT need only ADC measure
-        return;
+//        InitFlag();
    }
 }

 static void EliteADCControl(WorkMode *WorkModeData) {
-    if (CT.SampleRate_counter == INSTRUCTION.SampleRate - 1) {
-        switch (INSTRUCTION.eliteFxn) {
-            case IV_CURVE:{
-                IV_Plot(WorkModeData->IV);
-//                IT_Plot(WorkModeData);
-                break;
-            }
-            case CV_CURVE:{
-                CV_Plot(WorkModeData->CV);
-                break;
-            }
-            case IT_CURVE:{
-                IT_Plot(WorkModeData);
-//                NotifyReady = true;
-                break;
-            }
-            case VT_CURVE:{
-                // read volt through ADC and put it into notify buffer
-                VT_Plot(WorkModeData->VT);
-//                NotifyReady = true;
-                break;
-            }
-            case ZT_CURVE:{
-                ZT_Plot(WorkModeData->RT);
-//                NotifyReady = true;
-                break;
-            }
-            case CONSTANT_CURRENT:{
-                CCModeReadCurrent(WorkModeData->CC);
-//                CCModeReverseCurrent(WorkModeData->CC);
-                break;
-            }
-            case CYCLIC_VOLTAMMETRY:{
-                if (INSTRUCTION.VoltOrigin == INSTRUCTION.VoltFinal) {
-                    PeriodicEvent = false;
-                }
-                CV3_Plot(WorkModeData->CV3);
-                break;
+    switch (INSTRUCTION.eliteFxn) {
+        case IV_CURVE:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case CV_CURVE:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case IT_CURVE:{
+            IT_Plot(WorkModeData);
+            break;
+        }
+        case VT_CURVE:{
+            VT_Plot(WorkModeData);
+            break;
+        }
+        case ZT_CURVE:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        case CALI_ADC_MODE:{
+            if(INSTRUCTION.AdcChannel == IIN_ADC){
+                cali_IT_plot(WorkModeData);
+            }else if(INSTRUCTION.AdcChannel == VIN_ADC){
+                cali_VT_plot(WorkModeData);
            }

-//            case READ_VOUT_VALUE:{
-//                RVout_Plot(WorkModeData->RVout);
-//                break;
-//            }
-            default:{
-                IT_Plot(WorkModeData);
-//                NotifyReady = true;
-                break;
-            }
+            break;
+        }
+        case PULSE_MODE:{
+            CC_Plot(WorkModeData);
+            break;
+        }
+        default:{
+            break;
        }
    }
 }

-static void EliteNotifyControl() {
-    if ((INSTRUCTION.eliteFxn == IV_CURVE) || (INSTRUCTION.eliteFxn == CV_CURVE)) {
-        // output the last notify, and reset Elite
+static void EliteDone() {
+    if ((INSTRUCTION.eliteFxn == IV_CURVE) || (INSTRUCTION.eliteFxn == CV_CURVE) || (INSTRUCTION.eliteFxn == CYCLIC_VOLTAMMETRY)) {
        if (!PeriodicEvent) {
            SendNotify();
-            reset();
-        } else if (CT.StepTimeCounter == INSTRUCTION.StepTime/2) {
-            SendNotify();
+            Eliteinterrupt();
        }
    }
-    else if(INSTRUCTION.eliteFxn == CONSTANT_CURRENT){
-        if(CT.NotifyCounter == INSTRUCTION.NotifyRate){
-            SendNotify();
-        }
-    }
-    else if (INSTRUCTION.eliteFxn == CYCLIC_VOLTAMMETRY) {
-         // output the last notify, and reset Elite
-         if (!PeriodicEvent) {
-             SendNotify();
-             reset();
-         } else if (NotifyEnable) {
-             SendNotify();
-             NotifyEnable = 0;
-         }
-    }
-    else if (CT.SampleRate_counter == INSTRUCTION.SampleRate) {
-        SendNotify();
-    }
 }

-
-static uint16_t StepCode2DACcode(uint16_t StepCode){
-    return (StepCode * 0x0005 / 10);
+static void EliteVscanControl(WorkMode *WorkModeData) {
+    switch (INSTRUCTION.eliteFxn) {
+        case IV_CURVE:{
+            IV_Vscan(WorkModeData->IV);
+            break;
+        }
+        case CV_CURVE:{
+            CV_Vscan(WorkModeData->CV);
+            break;
+        }
+        case ZT_CURVE:{
+            ZT_Vscan(WorkModeData->RT);
+            break;
+        }
+        case CYCLIC_VOLTAMMETRY:{
+            CV3_Vscan(WorkModeData->CV3);
+            break;
+        }
+        case CONSTANT_CURRENT:{
+            CC_Vscan(WorkModeData->CC);
+            break;
+        }
+        case LINEAR_SWEEP_VOLTAMMETRY:{
+            LSV_Vscan(WorkModeData->LSV);
+            break;
+        }
+        case CONSTANT_VSCAN:{
+            CVSCAN_Vscan(WorkModeData->CVSCAN);
+            break;
+        }
+        case PULSE_MODE:{
+//            PULSE_Vscan(WorkModeData->PULSE);
+            break;
+        }
+        default:{
+            break;
+        }
+    }
 }

-static uint16_t OldStep2NewStepTime(uint8_t StepTime) {
+static uint32_t OldStep2NewStepTime(uint32_t StepTime){
    uint8_t StepTimeLevel = 0;
    StepTimeLevel = StepTime / 0x12;

    switch (StepTimeLevel) {
-    case 0: {  //0.5 sec
-        return STEPTIME_HALF_SEC;
-    }
-    case 1: {  //1 sec
-        return STEPTIME_ONE_SEC;
-    }
-    case 2: {  //2 sec
-        return STEPTIME_TWO_SEC;
-    }
-    default: {  //1 sec
-        return STEPTIME_ONE_SEC;
-    }
+        case 0: {  //0.5 sec
+            return STEPTIME_HALF_SEC;
+        }
+        case 1: {  //1 sec
+            return STEPTIME_ONE_SEC;
+        }
+        case 2: {  //2 sec
+            return STEPTIME_TWO_SEC;
+        }
+        default: {  //1 sec
+            return STEPTIME_ONE_SEC;
+        }
    }
 }

+static void step2VsetRate(uint32_t step){
+    /*step = 100 mv, index = 0, n = 2
+             10  mv, index = 1, n = 10
+             1   mv, index = 2, n = 100
+             0.1 mv, index = 3, n = 1000
+             0.01mv, index = 4, n = 10000  */
+
+    if(step >= 10000){
+        INSTRUCTION.VsetRateIndex = 0;
+    }else if (step >= 1000){
+        INSTRUCTION.VsetRateIndex = 1;
+    }else if (step >= 100){
+        INSTRUCTION.VsetRateIndex = 2;
+    }else if (step >= 10){
+        INSTRUCTION.VsetRateIndex = 3;
+    }else if (step >= 1){
+        INSTRUCTION.VsetRateIndex = 4;
+    }
+}
+
+static void InitFlag(){
+    PeriodicEvent     = false;     // is there an PeriodicEvent?
+    Free_Work_Mode    = true;      // Free(WorkModeData)
+}
+
+static void InitEliteGPtimer() {
+    GPT.SampleRateCounter = INSTRUCTION.sampleRate - 10;
+    GPT.VscanRateCounter  = INSTRUCTION.VsetRate - 1;
+    notifyFirst_flag      = true;
+}
+
+static void InitEliteFlag() {
+    InitPeriodicEvent = true;      // need to create a WorkModeData?
+    DACReset          = true;
+    vscanReset        = true;
+    EliteWorkReset    = true;
+    leadTimeReset     = true;
+    I_GAIN_100R_counter = 0;
+    I_GAIN_3K_counter   = 0;
+    I_GAIN_100K_counter = 0;
+    I_GAIN_3M_counter   = 0;
+}
 #endif /* IMPEDANCE_METER_H_ */
@@ -544,24 +544,28 @@ static void SimpleBLEPeripheral_init(void) {

 static void SimpleBLEPeripheral_taskFxn(UArg a0, UArg a1) {

-#define CLOCK_ONE_SECOND 10000
    // Initialize application
    SimpleBLEPeripheral_init();
-    headstage_init_device_info();
-
    ZM_init();
-    Elite_SPI_init();
    WorkMode *WorkModeData = CreateWorkMode();

-    uint8_t key         = 0;
-    uint16_t counter6994 = 0;
-    bool    EliteOn     = 0;
-
    // init DAC, set output ~= 0 V
-    DAC_outputV(Usercode_Correction_to_DAC(25000));
+    INSTRUCTION.VoutGainLevel = VOUT_GAIN_15K;
+    VoutGainControl(INSTRUCTION.VoutGainLevel);
+    DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoutGainLevel, 25000));
+
+    uint8_t  key         = 0;
+    uint16_t counter6994 = 0;
+    bool     EliteOn     = 0;
+
    elite_gptimer_start();

    // Application main loops
+    GPT.GptimerCounter0 = GPT.GptimerCounter;
+    batteryADC_flag = false;
+    headstage_battery_volt();
+    headstage_init_device_info();
+
    for (;;) {
        // Waits for a signal to the semaphore associated with the calling thread.
        // Note that the semaphore associated with a thread is signaled when a
@@ -611,36 +615,40 @@ static void SimpleBLEPeripheral_taskFxn(UArg a0, UArg a1) {
        }
        if(events & SBP_PERIODIC_EVT){
            events &= ~SBP_PERIODIC_EVT;
-            if (!PeriodicEvent) {                 // if there is no periodic event
+            if (!PeriodicEvent) {                // if there is no periodic event
                key = PIN_getInputValue(switch_on);
                if (EliteOn) {
-                    if (counter6994 < CLOCK_ONE_SECOND/2) {  // counter6994 enable a IC after 35 counts
+                    if (counter6994 < CLOCK_ONE_SECOND*5) {  // counter6994 enable a IC after 35 counts
                        counter6994++;
-                    } else if (counter6994 == CLOCK_ONE_SECOND/2) {
-                        PIN_setOutputValue(pin_handle, shutdown_6994, 1);  // OFF = 1 => turn off 6994
-                        //                        #ifdef ELITE_VERSION_1_4
-                        //                        SPI_close(spiHandle0);
-                        //                        I2Cinit();
-                        //                        I2C_close(I2Chandle);
-                        //                        spiHandle0 = SPI_open(Board_SPI0, &spiParams0);  // LED SPI
-                        //                        #endif
+                    } else if (counter6994 == CLOCK_ONE_SECOND*5) {
+                        PIN15_setOutputValue(shutdown_6994, 0);  // OFF = 1 => turn off 6994
                        counter6994++;
+                    } else if (counter6994 > CLOCK_ONE_SECOND*5) {
+                        counter6994 = 0;
                    }
                    EliteKeyPress(key);
+
+                    if(key != 0){  //detect Elite battery power when no periodic event
+                        measureBat();
+                    }
                    if(Free_Work_Mode){
                        FreeWorkMode(WorkModeData);
                        InitEliteInstruction();
-                        ADCGainControl(INSTRUCTION.ADCGainLevel);
-                        DAC_outputV(Usercode_Correction_to_DAC(INSTRUCTION.VoltConstant));
-
                        Free_Work_Mode = false;
                    }
                } else {
                    EliteOn = TurnOnElite(key);
                }
+
+                trig_sense();
+
+                if (trig_PeriodicEvent) {
+                    trig_PeriodicEvent  = false;
+                    PeriodicEvent       = true;
+                }
+
            }
-            // if there is periodic event
-            else {
+            else {                               // if there is periodic event
                if(InitPeriodicEvent){
                    InitWorkMode(WorkModeData);
                    InitPeriodicEvent = false;
@@ -648,26 +656,11 @@ static void SimpleBLEPeripheral_taskFxn(UArg a0, UArg a1) {

                // Perform periodic application task
                SimpleBLEPeripheral_performPeriodicTask(WorkModeData);
-
-                // Turn off Elite if battery  voltage < 3V
-//                ReadBatVolt(spi_ADC_rxbuf);
-
                key = PIN_getInputValue(switch_on);
                EliteKeyPress(key);  // onPress=> key = 0; 1.lighten LED 2.long press shut down 2650
-
            }
        }

-        //        if (events & SBP_PERIODIC_EVT)
-        //        {
-        //          events &= ~SBP_PERIODIC_EVT;
-        //          Util_startClock(&periodicClock);
-        // Perform periodic application task
-        //          SimpleBLEPeripheral_performPeriodicTask();
-        //        }
-
-        //        headstage_gptimer_main_handle();
-
 #ifdef FEATURE_OAD
        while (!Queue_empty(hOadQ)) {
            oadTargetWrite_t *oadWriteEvt = Queue_get(hOadQ);
@@ -941,6 +934,17 @@ static void SimpleBLEPeripheral_processStateChangeEvt(gaprole_States_t newState)

        numActive = linkDB_NumActive();

+//        uint16_t cxnHandle;
+//
+//        // requestedPDUSize = LL payload = L2CAP_header + ATT header + BLE_NOT_BUFF_SIZE = 7 + BLE_NOT_BUFF_SIZE //roy
+//        uint16_t requestedPDUSize = 251; //251 roy
+//        uint16_t requestTxTime    = 2120; // (LL payload + 14) * 8   //2120 roy
+//        GAPRole_GetParameter(GAPROLE_CONNHANDLE, &cxnHandle);
+//
+//        if (SUCCESS == HCI_LE_SetDataLenCmd(cxnHandle, requestedPDUSize, requestTxTime)) {
+////            LED_color(DARKLED, 0xFF, 0x00, 0xFF);
+//        }
+
        // Use numActive to determine the connection handle of the last
        // connection
        if (linkDB_GetInfo(numActive - 1, &linkInfo) == SUCCESS) {
@@ -975,11 +979,12 @@ static void SimpleBLEPeripheral_processStateChangeEvt(gaprole_States_t newState)

    case GAPROLE_WAITING:
        SimpleBLEPeripheral_freeAttRsp(bleNotConnected);
-
+        ModeLED(BT_WAIT);
        break;

    case GAPROLE_WAITING_AFTER_TIMEOUT:
        SimpleBLEPeripheral_freeAttRsp(bleNotConnected);
+        ModeLED(BT_WAIT);

 #ifdef PLUS_BROADCASTER
        // Reset flag for next connection.