diff --git a/vd960Loop/utilities/at32f421_freertos_demo/inc/cmcng.h b/vd960Loop/utilities/at32f421_freertos_demo/inc/cmcng.h
index 0cb5116..2365ea2 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/inc/cmcng.h
+++ b/vd960Loop/utilities/at32f421_freertos_demo/inc/cmcng.h
@@ -94,6 +94,10 @@ typedef struct _PKG_UART_
 extern Pkg_Uart g_pkg_uart_1;
 extern Pkg_Uart g_pkg_uart_report;
 
+extern uint8_t g_flag_output;
+extern uint8_t g_flag_output2;
+extern uint8_t g_input_div;
+
 void uart_report_packet_loop_acs(uint8_t flag);
 
 #endif
diff --git a/vd960Loop/utilities/at32f421_freertos_demo/inc/storage.h b/vd960Loop/utilities/at32f421_freertos_demo/inc/storage.h
index e65bde9..16f2074 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/inc/storage.h
+++ b/vd960Loop/utilities/at32f421_freertos_demo/inc/storage.h
@@ -39,9 +39,9 @@
 #define Addr_Sens_Array_Out                 0x50
 
 
-#define            MAX_LOOP_SENS_AMOUNT     8   // 4   // 5
-extern const uint16_t SensTable[MAX_LOOP_SENS_AMOUNT];
-extern const uint16_t SensTable_1[MAX_LOOP_SENS_AMOUNT];
+#define            MAX_LOOP_SENS_AMOUNT     4
+extern const uint16_t SensTable[4];
+extern const uint16_t SensTable_1[4];
 
 #pragma pack(1)
 
@@ -169,13 +169,6 @@ typedef struct _DBN_BLE_STATE_
 
 #pragma pack()
 
-
-#define   HOLD_TIME   5*1200
-#define   LC_HOLD_TIME      4*1200   // 4 minute
-#define   IN_DELAY    10
-#define   OUT_DELAY   39
-#define   PLUSE_DELAY 10
-
 void set_flp_level(uint8_t loop_num, uint8_t freq_level);
 
 void set_factory_param(void);
diff --git a/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c b/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c
index 6f78801..e589c11 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c
+++ b/vd960Loop/utilities/at32f421_freertos_demo/src/TaskLoop.c
@@ -40,7 +40,7 @@ uint32_t get_flt_value(uint32_t new_value, uint32_t last_Value)
     uint32_t delta = (new_value > last_Value)
                      ? (new_value - last_Value)
                      : (last_Value - new_value);
-    uint32_t scaled_delta = (delta * (uint32_t)Flt_Reg) >> 8;
+    uint32_t scaled_delta = (delta * ALFA_CAP1) >> 8;
 
     if (new_value > last_Value) {
         value_Flt = last_Value + scaled_delta;
@@ -99,8 +99,8 @@ void set_loops_relay_off(uint8_t loop_num)
  *===========================================================================*/
 void init_vd_single(Loop154_Unit *unit)
 {
-    unit->loop_INCNT     = 0;
-    unit->loop_OUTCNT    = 0;
+    unit->INCNT     = 0;
+    unit->OUTCNT    = 0;
     unit->loop_CapCnt    = 0;
     unit->loop_CapLast   = 0;
     unit->loop_LPCNT     = 0;
@@ -428,10 +428,7 @@ void vd1_task_per_channel(Loop154_Unit *unit)
     if (unit->loop_CAPVD == 0) {
         unit->loop_CAPVD = unit->loop_Value;
     } else {
-        uint8_t saved_flt_reg = Flt_Reg;
-        Flt_Reg = unit->Flt_Reg;
         unit->loop_CAPVD = get_flt_value(unit->loop_Value, unit->loop_CAPVD);
-        Flt_Reg = saved_flt_reg;
     }
 
     /*--- 2. 稳定期：只跟踪基线，不检测车辆 ---*/
diff --git a/vd960Loop/utilities/at32f421_freertos_demo/src/main.c b/vd960Loop/utilities/at32f421_freertos_demo/src/main.c
index 981e9b2..a99611b 100644
--- a/vd960Loop/utilities/at32f421_freertos_demo/src/main.c
+++ b/vd960Loop/utilities/at32f421_freertos_demo/src/main.c
@@ -52,6 +52,7 @@ __IO uint32_t sys_counter = 0;
 
 __IO uint64_t TimingDelayInc;
 __IO uint32_t TimingDelayDec;
+uint8_t g_input_div = 1;
 
 TaskHandle_t loop_task_handler;
 
@@ -703,8 +704,6 @@ void manage_dbn_ble_default(uint8_t *pkg, uint8_t len)
         return;
     }
 
-    memset(tmp_ble_buf, 0, BUFF_STACK_SIZE);
-
     if(_ota_pre_flag){
         PRINT("OTA Pre Flag: %d\n", _ota_pre_flag);
         if(pkg[1] == 0x01 && pkg[2] == 0x00 && pkg[3] == 0x01 && pkg[4] == 0xA5 && pkg[5] == 0xA7){