diff --git a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteADC.h b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteADC.h
index 025f7808f..7d3d4e7a3 100644
--- a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteADC.h
+++ b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteADC.h
@@ -692,16 +692,16 @@ static void AutoGainChangeVin(int32_t RealVin){
 //EIS Function//
 static int32_t read_LPTIA_Iin(){
     static int32_t dftdat, Iin;
-    dftdat = neg_18bit(ReadRealZ()) + 4242;
+    dftdat = neg_18bit(ReadRealZ()) + 4140;
 
     if (instru.ADCGainLv == 0) {
-        Iin = -(dftdat * 867 + 256) / 512.1 / 0.038;
+        Iin = -(0.867 * dftdat * 1000 + 256) / 512.1 / 0.033;
     }
     else if (instru.ADCGainLv == 1) {
-        Iin = - (dftdat * 1086 + 6)/ 12.1 / 2.7;
+        Iin = - ((dftdat + dftdat * 0.086) * 1000 + 6)/ 12.1 / 1.75;
     }
     else if (instru.ADCGainLv == 2) {
-        Iin = - (dftdat * 1040 + 2) / 4.1 / 7.49;
+        Iin = - ((dftdat + dftdat * 0.04) * 1000 + 2) / 4.1 / 5.43;
     }
     else if (instru.ADCGainLv == 3 || instru.ADCGainLv == 4) {
         Iin = - (dftdat * 1000 + 105) / 210 / 0.102;
@@ -1230,7 +1230,7 @@ static void SetSamplingTime(uint32_t freq){
         BpSINC3(1);
         SetADCDataRate(ADC800Ksps);
         SetSinc2OSR(Sinc2OSR533);
-        SetDFTNUM(DFTNUM1024);
+        SetDFTNUM(DFTNUM2048);
 
 //        select_REG(0x2044); //0x2044
 //        w32_REG(0x00000311); //ADC data rate = 800KHz | SINC2 89 | SINC3 5
diff --git a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteDAC.h b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteDAC.h
index a461961e3..a3400b75e 100644
--- a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteDAC.h
+++ b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/EliteDAC.h
@@ -161,7 +161,7 @@ static uint32_t CalcDelayTime(uint32_t freq){
 
     // 10Hz
     else if (freq >= 1000) {
-        decadeSamplingTime = 20000;
+        decadeSamplingTime = 13645;
     }
 
     // 1Hz
diff --git a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_cis.h b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_cis.h
index 258610edc..311bde3d7 100644
--- a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_cis.h
+++ b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_cis.h
@@ -25,9 +25,10 @@ static void SendCaliValue(void) {
 
     cali_buf[index++] = (uint8_t) CaliTable.PhaseParaA & 0xFF;
 
+    cali_buf[index++] = (uint8_t) (CaliTable.PhaseParaB >> 8) & 0xFF;
     cali_buf[index++] = (uint8_t) CaliTable.PhaseParaB & 0xFF;
 
-    cali_buf[index++] = (uint8_t) (CaliTable.HSRTIA200R >> 8) & 0xFF;
+//    cali_buf[index++] = (uint8_t) (CaliTable.HSRTIA200R >> 8) & 0xFF;
     cali_buf[index++] = (uint8_t) CaliTable.HSRTIA200R & 0xFF;
 
     cali_buf[index++] = (uint8_t) (CaliTable.HSRTIA5K >> 8) & 0xFF;
diff --git a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_table.h b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_table.h
index 95277e607..79dc6b749 100644
--- a/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_table.h
+++ b/simplelink/ble_sdk_2_02_02_25/src/examples/simple_peripheral/cc26xx/app/headstage/eis_cali_table.h
@@ -1,7 +1,7 @@
 #ifndef EIS_CALI_TABLE
 #define EIS_CALI_TABLE
 
-#define BOARD_A4_DA_32_D4_ED_BF
+#define BOARD_A4_DA_32_D4_E7_D2
 
 //typedef struct _EISCali{
 //    uint32_t CutoffFreq;
@@ -17,9 +17,9 @@
 struct _CaliTable{
     char DeviceName[25];
     uint32_t CutoffFreq;
-    int32_t  PhaseParaA;
-    int32_t  PhaseParaB;
-    uint16_t HSRTIA200R;
+    uint8_t  PhaseParaA;
+    int16_t  PhaseParaB;
+    uint8_t HSRTIA200R;
     uint16_t HSRTIA5K;
     uint16_t HSRTIA20K;
     uint32_t HSRTIA160K;
@@ -28,9 +28,9 @@ struct _CaliTable{
 #ifdef BOARD_TEST
 {
     .DeviceName = "BOARD_TEST",
-    .CutoffFreq = 70000,
+    .CutoffFreq = 250000,
     .PhaseParaA = 1500,
-    .PhaseParaB = 90000,
+    .PhaseParaB = -90,
     .HSRTIA200R = 200,
     .HSRTIA5K   = 5000,
     .HSRTIA20K  = 20000,
@@ -53,7 +53,7 @@ struct _CaliTable{
 {
     .DeviceName = "BOARD_A4_DA_32_D4_ED_BF",
     .CutoffFreq = 85600,
-    .PhaseParaA = 18, //1e6
+    .PhaseParaA = 15, //1e6
     .PhaseParaB = -83, //1e3
     .HSRTIA200R = 200,
     .HSRTIA5K   = 5100,
@@ -61,6 +61,18 @@ struct _CaliTable{
     .HSRTIA160K = 160000
 };
 
+#elif defined(BOARD_A4_DA_32_D4_E7_D2)
+{
+    .DeviceName = "BOARD_A4_DA_32_D4_E7_D2",
+    .CutoffFreq = 265000,
+    .PhaseParaA = 14, //1e6
+    .PhaseParaB = -8726, //1e2
+    .HSRTIA200R = 200,
+    .HSRTIA5K   = 5000,
+    .HSRTIA20K  = 20000,
+    .HSRTIA160K = 160000
+};
+
 #endif
 
 #endif