From 790becb7015cb6a044ff16dc6a149c30c585e0dc Mon Sep 17 00:00:00 2001
From: Aiden <flyu0033136@gmail.com>
Date: Wed, 1 Jul 2026 17:18:04 +0800
Subject: [PATCH] refactor: comment out unused variables and functions for code
 clarity

---
 .../Examples/template/LLC_48V/src/main.c      | 56 ++++++++++---------
 1 file changed, 30 insertions(+), 26 deletions(-)

diff --git a/pec930_sdk-v1.0.1/Examples/template/LLC_48V/src/main.c b/pec930_sdk-v1.0.1/Examples/template/LLC_48V/src/main.c
index 4d7b75c..2fe6ae3 100644
--- a/pec930_sdk-v1.0.1/Examples/template/LLC_48V/src/main.c
+++ b/pec930_sdk-v1.0.1/Examples/template/LLC_48V/src/main.c
@@ -58,12 +58,12 @@ typedef struct
 // int32_t a2 = 0;             // -A2（PID 特例時 a2 常為 0）
 
 SystemState_t sys_state = STATE_STOP;
-uint8_t is_zero_crossing = 0;
+// uint8_t is_zero_crossing = 0;
 
 uint8_t llc_running = 0;
-uint8_t pfc_running = 0;
-uint8_t is_brown_in = 0; // 0: 關機/保護中, 1: 正常工作
-static uint8_t cur_loop_fun_en = 0;
+// uint8_t pfc_running = 0;
+// uint8_t is_brown_in = 0; // 0: 關機/保護中, 1: 正常工作
+// static uint8_t cur_loop_fun_en = 0;
 
 static uint16_t vbus = 0;
 static uint16_t ipcs = 0;
@@ -74,20 +74,21 @@ uint32_t count1;
 uint32_t vbus_ovp = (VBUS_OVP * 4096 / VBUS_2ADC / 3.3);
 uint32_t vbus_uvp = (VBUS_UVP * 4096 / VBUS_2ADC / 3.3);
 
-uint32_t digi_vcomp_max = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
-int32_t vbus_comp2 = 0; // 過零點用
+// uint32_t digi_vcomp_max = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
+// int32_t vbus_comp2 = 0; // 過零點用
 uint16_t llc_ss_cnt = 0;
 //-----------------------------------------------
 
-uint8_t power_on_cmd = 0;
+// uint8_t power_on_cmd = 0;
 uint32_t vac_avg1;
 uint32_t vbus_avg;
 uint32_t vcomp_avg;
-uint32_t ipcs_avg;
-
+uint32_t ipcs_avg1, ipcs_avg2;
 uint8_t power_on = 0;
+static uint32_t new_arr = LLC_PERIOD_MIN;
+static int32_t fast_arr = 0;
 
-uint32_t static digital_vcomp = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
+// uint32_t static digital_vcomp = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
 uint16_t llc_period_ss = LLC_SS_MIN;
 uint16_t llc_run_arr = LLC_PERIOD_MIN;
 uint8_t v_loop_cnt = 0;
@@ -124,8 +125,8 @@ uint16_t capture_packet_gap_ms = 1000;
 //=============================================================================
 void A_Para_Reset(void)
 {
-  digital_vcomp = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
-  // vbus_set = (VBUS_SET * 4096 / VBUS_2ADC / 3.3);
+  // digital_vcomp = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
+  //  vbus_set = (VBUS_SET * 4096 / VBUS_2ADC / 3.3);
   v_loop_cnt = 0;
 
   iac_err_1 = 0;
@@ -141,7 +142,7 @@ void A_Para_Reset(void)
 
   TIM0->MR0 = TIM0_PERIOD;
 
-  pfc_running = 0;
+  // pfc_running = 0;
   llc_running = 0;
 }
 //-------------------------------------------------------------------------
@@ -371,7 +372,7 @@ static void Vol_Loop_PFC_1P1Z_UI(void) // ZERO: 120HZ, POLE:0.1HZ, G:10
   vbus_comp2 = (vbus_comp_1 >> 9);
 }
 #endif
-
+/*
 //========================================================================
 __attribute__((always_inline)) static inline void Cur_Loop_PFC_2P2Z(void) // 優化後 3.65us
 {
@@ -440,11 +441,9 @@ __attribute__((always_inline)) static inline void Cur_Loop_PFC_2P2Z(void) // 優
   TIM2->CCR1 = local_duty;
 }
 //============================================================================
-
+*/
 void Vol_Loop_LLC(void) // 調整 period 控制 vcomp 穩定
 {
-  uint32_t new_arr = EPWM->ARR;
-
   if (vcomp_avg > 2000)
     new_arr++; // vcomp 上升， arr ++
   else
@@ -493,7 +492,7 @@ void reset_pid_parameters(void)
   iac_comp_1 = 0;
   iac_comp_2 = 0;
 
-  digital_vcomp = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
+  // digital_vcomp = (LLC_PERIOD_MAX - LLC_PERIOD_MIN) << LLC_COMP_GAIN_BIT;
 }
 //================================================================================
 
@@ -545,7 +544,7 @@ void Handle_UART_Monitor(void)
   static uint32_t msg_timer2 = 0;
   if (sys_get_tick() - msg_timer2 >= 1000)
   {
-    printf("%d %d %d\r\n", vbus, ipcs, vcomp);
+    printf("%d %d %d\r\n", ipcs_avg1, ipcs_avg2, fast_arr);
     msg_timer2 = sys_get_tick();
   }
 }
@@ -580,8 +579,10 @@ int main(void)
 
       // 高速信號濾波 (簡易位移算法減少算力消耗) ---
       vbus_avg = (vbus_avg - (vbus_avg >> 3)) + (vbus >> 3);
-      ipcs_avg = (ipcs_avg - (ipcs_avg >> 3)) + (ipcs >> 3);
       vcomp_avg = (vcomp_avg - (vcomp_avg >> 3)) + (vcomp >> 3);
+      ipcs_avg1 = (ipcs_avg1 - (ipcs_avg1 >> 3)) + (ipcs >> 3); // 高頻 ip
+      ipcs_avg2 = (ipcs_avg2 - (ipcs_avg2 >> 5)) + (ipcs >> 5); // 低頻 ip
+
 #if 0
       // vbus ovp, uvp, 超出工作電壓範圍就不工作
       if (vbus_avg > vbus_ovp || vbus_avg < vbus_uvp)
@@ -627,13 +628,16 @@ int main(void)
           break;
 
         case STATE_RUN: // 2
-                        // 根據電壓環、電流環調整頻率
+          // 根據電壓環只做穩壓
+          if (++v_loop_cnt >= 10) // 10 比較好
+          {
+            Vol_Loop_LLC();
+            v_loop_cnt = 0;
+          }
+          // 電流環做高速負載變化
+          fast_arr = (((int32_t)ipcs_avg1 - ipcs_avg2)); // period 加上這個值
+          if (fast_arr > 10 || fast_arr < -10) llc_set_period((fast_arr >> 1) + new_arr);
 
-          // if (++v_loop_cnt >= 10) // 10KHZ
-          // {
-          Vol_Loop_LLC();
-          //   v_loop_cnt = 0;
-          // }
           break;
       } // switch case
 #endif