diff --git a/APP/application/Src/start.c b/APP/application/Src/start.c
index d67370c..f5a8d33 100644
--- a/APP/application/Src/start.c
+++ b/APP/application/Src/start.c
@@ -62,6 +62,9 @@ void start(void)
 
     uartCommonInit();
 
+    
+//    setDutyRatio(0.15f);
+
     task_Init();
 
     startInfo();
@@ -72,7 +75,7 @@ void start(void)
     //     HAL_Delay(1000);
     // }
     /* 启动事件 */
-    insertEventsOrderRecord(startEvent);
+    // insertEventsOrderRecord(startEvent);
 
     TimeSliceOffset_Start();
 }
diff --git a/APP/businessLogic/Src/Init.c b/APP/businessLogic/Src/Init.c
index 24259bb..31f6f09 100644
--- a/APP/businessLogic/Src/Init.c
+++ b/APP/businessLogic/Src/Init.c
@@ -23,7 +23,7 @@ void Init(void)
     // HAL_Delay(10000);
 
     config_info_start();
-    
+
     Init_debug_uart();
 
     ADC_Capture_Init();
@@ -49,8 +49,8 @@ void Init(void)
     // POW_OUT_PCON_Open();
     HAL_Delay(100);
     setPowerOutput(TRUE);
+    resetCheckImpedanceState();
 
-    // EN_PWMOUT_Eable();
     // setDutyRatio(0.5);
     // while (1) {        
     //     log_info("Init_debug_uart \n");
diff --git a/APP/businessLogic/Src/abnormalManage.c b/APP/businessLogic/Src/abnormalManage.c
index bd59d04..e21c9d0 100644
--- a/APP/businessLogic/Src/abnormalManage.c
+++ b/APP/businessLogic/Src/abnormalManage.c
@@ -299,12 +299,23 @@ void checkFFMOS_CON(void)
     //     FFMOS_CON_Close();
     // }
 
-    if (getChargCurrent() > 5.0f && FALSE == FFMOS_CON_read()) {
-        FFMOS_CON_Open();
+    static uint8_t num = 100;
+    if (getChargCurrent() > 8.0f && FALSE == FFMOS_CON_read()) {
+        num--;
+        if (!num) {
+            FFMOS_CON_Open();
+        }
     }
     else if (getChargCurrent() < 2.0f && TRUE == FFMOS_CON_read()) {
+        // num--;
+        // if (!num) {
+        //     FFMOS_CON_Close();
+        // }
         FFMOS_CON_Close();
     }
+    else {
+        num = 100;
+    }
 }
 
 // /**
@@ -360,16 +371,18 @@ void setOverLoad(void)
   */
 void lowInputLoadDetection(void)
 {
-    static int num = 0;    
+    static int num = 0;
 
     if (excessiveLoadInterruptFlag == TRUE && getOutputVoltage() < g_cfgParameter.inputPowerLowDetectionVolt) {
         num++;
+        // setOverLoad();
     } else {
         num = 0;
         excessiveLoadInterruptFlag = FALSE;
     }
-    
+
     if (excessiveLoadInterruptFlag == TRUE && num == g_cfgParameter.inputPowerLowDetectionDelay) {
+        excessiveLoadInterruptFlag = FALSE;
         setOverLoad();
     }
 }
diff --git a/APP/businessLogic/Src/bl_chargControl.c b/APP/businessLogic/Src/bl_chargControl.c
index bef35e8..5165cac 100644
--- a/APP/businessLogic/Src/bl_chargControl.c
+++ b/APP/businessLogic/Src/bl_chargControl.c
@@ -334,20 +334,34 @@ void mppt_readJust(void)
 //    return;
 
     /* 调节电压，两个电压步调节 */
+    static float stepV1 = 0.2;
+    static float stepV2 = 0.05;
     static float Power = 0;
-    static float totalPower = 0;
-    static float powerData[50] = {0};
-    static uint8_t powerIndex = 0;
+    // static float totalPower = 0;
+    // static float powerData[50] = {0};
+    // static uint8_t powerIndex = 0;
 
-    /* 获取50次的平均值 */
-    totalPower -= powerData[powerIndex];
-    powerData[powerIndex] = getOutputVoltage() * getChargCurrent();
-    totalPower += powerData[powerIndex];
-    powerIndex++;
-    if (powerIndex >= 50) {
-        powerIndex = 0;
+    static float totalChargeCurr = 0;
+    static float chargeCurrData[50] = {0};
+    static uint8_t chargeCurrIndex = 0;
+
+    /* 获取50次值的和 */
+    totalChargeCurr -= chargeCurrData[chargeCurrIndex];
+    chargeCurrData[chargeCurrIndex] = getChargCurrent();
+    totalChargeCurr += chargeCurrData[chargeCurrIndex];
+    chargeCurrIndex++;
+    if (chargeCurrIndex >= 50) {
+        chargeCurrIndex = 0;
     }
 
+    // totalPower -= powerData[powerIndex];
+    // powerData[powerIndex] = getOutputVoltage() * getChargCurrent();
+    // totalPower += powerData[powerIndex];
+    // powerIndex++;
+    // if (powerIndex >= 50) {
+    //     powerIndex = 0;
+    // }
+
     static float lPower = 0;
     static float lLPower = 0;
 //    static float lLLPower = 0;
@@ -356,9 +370,6 @@ void mppt_readJust(void)
     // static float kp = 0.005;
     // static float ki = 0.00001;
 
-    static float stepV1 = 0.2;
-    static float stepV2 = 0.08;
-
     static uint8_t flag1 = 0;       //表明上次运算是加还是减
 
     /* 延时一段时间才判断 */
@@ -378,13 +389,14 @@ void mppt_readJust(void)
     }
 
     if (getMosTemperState() == mosTemperReduce) {
-        SolarInCircuitV = 16;
+        SolarInCircuitV = 20;
     }
     
 
     flag = 0;
     // Power = totalPower / 30.0f;
-    Power = totalPower;
+    // Power = totalPower;
+    Power = totalChargeCurr * getOutputVoltage();
 
     static float powerT = 0;
     powerT = Power - lPower;
@@ -392,13 +404,88 @@ void mppt_readJust(void)
         powerT = -powerT;
     }
 
+    /* 滞环值 */
+    float hysteresisValue1;
+    float hysteresisValue2;
+    /* 一段时间内电流都很小则固定电压输出 */
+    static uint8_t currMinFlag = 0;
+    static uint8_t currMinFlag1 = 0;
+    // if (getChargCurrent() < 0.8f) {
+    if (totalChargeCurr < 40) {
+        // hysteresisValue1 = getChargCurrent() * 1.7f;
+        // hysteresisValue2 = getChargCurrent() * 12;
+        currMinFlag++;
+        if (currMinFlag == 8) {
+            currMinFlag = 0;
+            SolarInCircuitV = 18.0f;
+            currMinFlag1 = 1;
+        }
+
+        return;
+    }
+    
+    // else if (getChargCurrent() < 3 && currMinFlag1) {
+    else if (totalChargeCurr < 150 && currMinFlag1) {
+        currMinFlag1 = 0;
+        currMinFlag = 0;
+        return;
+    }
+
+    // else if (getChargCurrent() < 7) {
+    else if (totalChargeCurr < 350) {
+        currMinFlag1 = 0;
+        currMinFlag = 0;
+        // hysteresisValue1 = getChargCurrent() * 1.1f;
+        // hysteresisValue2 = getChargCurrent() * 10;
+        hysteresisValue1 = totalChargeCurr / 45.0f;
+        hysteresisValue2 = totalChargeCurr / 5.0f;
+    }
+
+    // else if (getChargCurrent() < 20) {
+    else if (totalChargeCurr < 1000) {
+        currMinFlag1 = 0;
+        currMinFlag = 0;
+        // hysteresisValue1 = getChargCurrent() * 0.7f;
+        // hysteresisValue2 = getChargCurrent() * 7;
+        hysteresisValue1 = totalChargeCurr / 70.0f;
+        hysteresisValue2 = totalChargeCurr / 7.0f;
+    } 
+
+    // else if (getChargCurrent() < 25) {
+    else if (totalChargeCurr < 1250) {
+        currMinFlag1 = 0;
+        currMinFlag = 0;
+        // hysteresisValue1 = getChargCurrent() * 0.5f;
+        // hysteresisValue2 = getChargCurrent() * 5;
+        hysteresisValue1 = totalChargeCurr / 100.0f;
+        hysteresisValue2 = totalChargeCurr / 10.0f;
+    } 
+
+    else {
+        currMinFlag1 = 0;
+        currMinFlag = 0;
+        // hysteresisValue1 = getChargCurrent() * 0.3f;
+        // hysteresisValue2 = getChargCurrent() * 3;
+        hysteresisValue1 = totalChargeCurr / 150.0f;
+        hysteresisValue2 = totalChargeCurr / 16.0f;
+    }
+
+    // else {
+    //     currMinFlag1 = 0;
+    //     currMinFlag = 0;
+    //     hysteresisValue1 = 120;
+    //     hysteresisValue2 = 100;
+    // }
+    
+
     static uint8_t numFlag = 0;
     //  if ((lPower + 0.8f < Power) && (lLPower + 0.8f < Power) && (lLLPower + 0.8f < Power)) {
     // if ((lPower + 0.1f < Power) && (lLPower + 0.1f < Power)) {
-    if ((lPower + 8.0f < Power) && (lLPower + 8.0f < Power)) {
+    
+    if ((lPower + hysteresisValue1 < Power) && (lLPower + hysteresisValue1 < Power)) {
         numFlag = 0;
     // if ((lPower + 0.3f < Power)) {
-        if (powerT > 250) {
+        if (powerT > hysteresisValue2) {
             if (flag1) {
                 SolarInCircuitV += stepV1;
                 flag1 = 1;
@@ -416,9 +503,9 @@ void mppt_readJust(void)
             }
         }
     // } else if ((lPower - 0.8f > Power) && (lLPower - 0.8f > Power) && (lLLPower - 0.8f > Power)) {
-    } else if ((lPower - 8.0f > Power) && (lLPower - 8.0f > Power)) {
+    } else if ((lPower - hysteresisValue1 > Power) && (lLPower - hysteresisValue1 > Power)) {
     // } else if ((lPower - 0.3f > Power)) {
-        if (powerT > 250) {
+        if (powerT > hysteresisValue2) {
             numFlag = 0;
             if (flag1) {
                 SolarInCircuitV -= stepV1;
@@ -441,7 +528,7 @@ void mppt_readJust(void)
     }
 
     /* 一段时间内都未调节 */
-    if (numFlag == 100) {
+    if (numFlag == 10) {
         if (Power < 300) {
             SolarInCircuitV = 17.0f;
         }
@@ -456,9 +543,10 @@ void mppt_readJust(void)
     }
 
 
-    if (SolarInCircuitV > 20.0f) {
-        SolarInCircuitV = 20.0f;
+    if (SolarInCircuitV > 19.0f) {
+        SolarInCircuitV = 19.0f;
     }
+
     else if (SolarInCircuitV < 16.0f) {
         SolarInCircuitV = 16.0f;
     }
@@ -479,7 +567,8 @@ void endChargWork(void)
     setChargControlFlag(FALSE);
     setDutyRatioToZero();
     setMPPT_Mode(noWork);
-    beginStartControlTask();
+    beginStartControlTask();    
+    EN_PWMOUT_Diseable();
 }
 
 /**
@@ -493,6 +582,7 @@ void stopChargWork(void)
     setChargControlFlag(FALSE);
     setDutyRatioToZero();
     setMPPT_Mode(noWork);
+    EN_PWMOUT_Diseable();
 }
 
 /**
@@ -504,6 +594,7 @@ void stopChargWork(void)
 void beginChargWork(void)
 {
     beginStartControlTask();
+    EN_PWMOUT_Eable();
 }
 
 /**
@@ -515,6 +606,7 @@ void beginChargWork(void)
 void startChargWork(void)
 {
     beginSoftStartTask();
+    EN_PWMOUT_Eable();
 }
 
 
@@ -562,7 +654,7 @@ BOOL floatChargConditions(void)
 BOOL mpptChargConditions(void)
 {
     if (((g_cfgParameter.constantVoltageChargeV - 0.2f) > getBatteryVoltage())
-            && (getChargCurrent() > 0.1f)) {
+            && (getChargCurrent() > 0.05f)) {
         return TRUE;
     }
 
@@ -690,6 +782,7 @@ void BatteryChargControl(void)
     case MPPT:
         mpptCharge();
         // mppt_constantVoltage(17.5f);
+        // setDutyRatio(0.1f);
         break;
 
     case constantVoltage:
diff --git a/APP/businessLogic/Src/bl_usart.c b/APP/businessLogic/Src/bl_usart.c
index 9f0d13c..fe8351c 100644
--- a/APP/businessLogic/Src/bl_usart.c
+++ b/APP/businessLogic/Src/bl_usart.c
@@ -1447,6 +1447,9 @@ uint16_t SL_ReadRegisterYearMonth(void *pMsg)
 {
     timeInfo time;
     getRTC_Time(&time);
+
+    // debug_printf("%d-%d\n", time.year, time.month);
+
     return (time.year << 8) | time.month;
 }
 
@@ -1459,6 +1462,9 @@ uint16_t SL_ReadRegisterDayHour(void *pMsg)
 {
     timeInfo time;
     getRTC_Time(&time);
+
+    // debug_printf("%d-%d\n", time.day, time.hour);
+
     return (time.day << 8) | time.hour;
 }
 
@@ -1471,6 +1477,9 @@ uint16_t SL_ReadRegisterMinuteSecond(void *pMsg)
 {
     timeInfo time;
     getRTC_Time(&time);
+    
+    // debug_printf("%d-%d\n", time.minute, time.second);
+
     return (time.minute << 8) | time.second;
 }
 
@@ -1612,6 +1621,10 @@ uint16_t SL_WriteRegisterMinuteSecond(void *pMsg)
     tempU8 = (uint8_t)(*(uint16_t*)pMsg);
     writeTime.second = tempU8;
     
+    // debug_printf("%d-%d\n", writeTime.year, writeTime.month);
+    // debug_printf("%d-%d\n", writeTime.day, writeTime.hour);
+    // debug_printf("%d-%d\n", writeTime.minute, writeTime.second);
+
     setRTC_Time(&writeTime);  
 
     return 0;
diff --git a/APP/businessLogic/Src/parameter.c b/APP/businessLogic/Src/parameter.c
index 7b12aee..1109042 100644
--- a/APP/businessLogic/Src/parameter.c
+++ b/APP/businessLogic/Src/parameter.c
@@ -59,8 +59,8 @@ float getDutyRatio(void)
   */
 void setDutyRatio(float DutyRatio)
 {
-    if (DutyRatio > 0.95f) {
-        dutyRatio = 0.95f;
+    if (DutyRatio > 0.9f) {
+        dutyRatio = 0.9f;
     }
     else if (DutyRatio < 0.05f) {
         dutyRatio = 0.05f;
diff --git a/APP/businessLogic/Src/task.c b/APP/businessLogic/Src/task.c
index 4c0f521..8f9a20e 100644
--- a/APP/businessLogic/Src/task.c
+++ b/APP/businessLogic/Src/task.c
@@ -160,7 +160,7 @@ void task_Init(void)
     TimeSliceOffset_Register(&m_uart, Task_uart, uart_reloadVal, uart_offset); 
     TimeSliceOffset_Register(&m_busFree, Task_busFree, busFree_reloadVal, busFree_offset);
 
-    TimeSliceOffset_Register(&m_SOE, Task_SOE, SOE_reloadVal, SOE_offset);    
+    TimeSliceOffset_Register(&m_SOE, Task_SOE, SOE_reloadVal, SOE_offset);
 }
 
 /**
@@ -200,20 +200,20 @@ void Task_wdi(void)
 {    
     feedDog();
 
-   debug_printf("chargCurrent:%f \n", getChargCurrent());
-   debug_printf("outputVoltage:%f \n", getOutputVoltage());
-   debug_printf("BatteryVoltage:%f \n", getBatteryVoltage());
-   debug_printf("dischargCurrent:%f \n", getDischargCurrent());
-   debug_printf("solarInCircuitVoltage:%f \n", getSolarInCircuitVoltage());
-   debug_printf("HighSideMosTemperature:%f \n", getHighSideMosTemperature());
-   debug_printf("InputVoltage:%f \n", getInputVoltage());
-   debug_printf("DischargMosState:%d \n", getDischargMosState());
-   debug_printf("MPPT_Mode:%d \n", getMPPT_Mode());
-   debug_printf("loopImpedance:%f \n", getLoopImpedance());
-   debug_printf("DutyRatio:%f \n", getDutyRatio());
-//    debug_printf("OUT_VOLT_IN:%f \n", get_OUT_VOLT_IN());
-   debug_printf("HAL_GetTick:%d \n", HAL_GetTick());
-   debug_printf("getExChargeCurr:%f \n", getExChargeCurr());
+//    debug_printf("chargCurrent:%f \n", getChargCurrent());
+//    debug_printf("outputVoltage:%f \n", getOutputVoltage());
+//    debug_printf("BatteryVoltage:%f \n", getBatteryVoltage());
+//    debug_printf("dischargCurrent:%f \n", getDischargCurrent());
+//    debug_printf("solarInCircuitVoltage:%f \n", getSolarInCircuitVoltage());
+//    debug_printf("HighSideMosTemperature:%f \n", getHighSideMosTemperature());
+//    debug_printf("InputVoltage:%f \n", getInputVoltage());
+//    debug_printf("DischargMosState:%d \n", getDischargMosState());
+//    debug_printf("MPPT_Mode:%d \n", getMPPT_Mode());
+//    debug_printf("loopImpedance:%f \n", getLoopImpedance());
+//    debug_printf("DutyRatio:%f \n", getDutyRatio());
+// //    debug_printf("OUT_VOLT_IN:%f \n", get_OUT_VOLT_IN());
+//    debug_printf("HAL_GetTick:%d \n", HAL_GetTick());
+//    debug_printf("getExChargeCurr:%f \n", getExChargeCurr());
 
 
     // char buf[100];
@@ -307,7 +307,7 @@ void Task_refreshJudgeData(void)
 
     /* 有电池，太阳能输出功率大，电池电压低于14V，同时回路阻抗未测试或需要重新测试 */
     if ((getCheckImpedanceState() == FALSE || getLoopImpedance() == 0.0f)
-            && (getBatteryState() == TRUE) && (getChargCurrent() > g_cfgParameter.maxChargCurr)
+            && (getBatteryState() == TRUE) && (getChargCurrent() > g_cfgParameter.minCheckLoopImpedanceChargCurr)
             && (getOutputVoltage() > 9) && (getSolarInCircuitVoltage() > 14)
             && (getBatteryVoltage() < 14)) {
         TimeSliceOffset_Register(&m_impedanceCalculation, Task_impedanceCalculation
@@ -378,7 +378,15 @@ void Task_startControl(void)
         }
 
         /* 启动软起动任务 */
-        TimeSliceOffset_Register(&m_softStart, Task_softStart, softStart_reloadVal, softStart_offset);
+        // TimeSliceOffset_Register(&m_softStart, Task_softStart, softStart_reloadVal, softStart_offset);
+        if (getBatteryState() == TRUE) {
+            setMPPT_Mode(MPPT);
+        } else {
+            setMPPT_Mode(floatCharg);
+        }
+        
+        setChargControlFlag(TRUE);
+        EN_PWMOUT_Eable();
     }
 }
 /**
@@ -387,7 +395,7 @@ void Task_startControl(void)
  * @retval
  */
 void beginStartControlTask(void)
-{    
+{
     TimeSliceOffset_Register(&m_startControl, Task_startControl, startControl_reloadVal, startControl_offset);
     m_startControl.runFlag = 1;
 }
@@ -409,7 +417,7 @@ void Task_softStart(void)
         EN_PWMOUT_Eable();
     }
 
-    else if (num > 70 || dutyRatio > 0.75f) {
+    else if (num > 70 || dutyRatio > 0.6f) {
         TimeSliceOffset_Unregister(&m_softStart);
         m_softStart.runFlag = 0;
 
@@ -423,7 +431,7 @@ void Task_softStart(void)
             setMPPT_Mode(floatCharg);
         }
         setChargControlFlag(TRUE);
-    }    
+    }
 
     else {        
         setDutyRatio(getDutyRatio() + 0.01f);
diff --git a/APP/functionalModule/Src/FM_GPIO.c b/APP/functionalModule/Src/FM_GPIO.c
index 17cb093..2c5d5f0 100644
--- a/APP/functionalModule/Src/FM_GPIO.c
+++ b/APP/functionalModule/Src/FM_GPIO.c
@@ -182,24 +182,25 @@ BOOL readOnlyPowerOutputState(void)
 {
     // static volatile GPIO_PinState gpioTemp1, gpioTemp2, gpioTemp3;    
     // GPIO_PinState gpioTemp1, gpioTemp2, gpioTemp3;
-    GPIO_PinState gpioTemp1, gpioTemp2;
+    // GPIO_PinState gpioTemp1, gpioTemp2;
     
-    gpioTemp1 = HAL_GPIO_ReadPin(POW_FF_CON_GPIO_Port, POW_FF_CON_Pin);
-    gpioTemp2 = HAL_GPIO_ReadPin(POW_OUT_CON_GPIO_Port, POW_OUT_CON_Pin);
+    // gpioTemp1 = HAL_GPIO_ReadPin(POW_FF_CON_GPIO_Port, POW_FF_CON_Pin);
+    // gpioTemp2 = HAL_GPIO_ReadPin(POW_OUT_CON_GPIO_Port, POW_OUT_CON_Pin);
     // gpioTemp3 = HAL_GPIO_ReadPin(DSG_PROT_GPIO_Port, DSG_PROT_Pin);
 
-    if (gpioTemp1 == GPIO_PIN_SET
-        && gpioTemp2 == GPIO_PIN_SET
-        // && gpioTemp3 == GPIO_PIN_SET) {
-        ) {
-            return TRUE;
-    }    
+    // if (gpioTemp1 == GPIO_PIN_SET
+    //     && gpioTemp2 == GPIO_PIN_SET
+    //     // && gpioTemp3 == GPIO_PIN_SET) {
+    //     ) {
+    //         return TRUE;
+    // }    
 
-    // if (HAL_GPIO_ReadPin(POW_FF_CON_GPIO_Port, POW_FF_CON_Pin)
-    //     && HAL_GPIO_ReadPin(POW_OUT_CON_GPIO_Port, POW_OUT_CON_Pin)
-    //     && HAL_GPIO_ReadPin(DSG_PROT_GPIO_Port, DSG_PROT_Pin)) {
-    //     return TRUE;
-    // }
+    if (!HAL_GPIO_ReadPin(POW_FF_CON_GPIO_Port, POW_FF_CON_Pin)
+        && HAL_GPIO_ReadPin(POW_OUT_CON_GPIO_Port, POW_OUT_CON_Pin)
+        && !HAL_GPIO_ReadPin(DSG_PROT_GPIO_Port, DSG_PROT_Pin)
+        && !HAL_GPIO_ReadPin(EXCHG_CURR_GPIO_Port, EXCHG_CURR_Pin)) {
+        return TRUE;
+    }
 
     return FALSE;
 }
diff --git a/Core/Src/gpio.c b/Core/Src/gpio.c
index f33c580..cd5796b 100644
--- a/Core/Src/gpio.c
+++ b/Core/Src/gpio.c
@@ -104,6 +104,7 @@ void MX_GPIO_Init(void)
 
   HAL_NVIC_SetPriority(EXTI15_10_IRQn, 0, 0);
   HAL_NVIC_EnableIRQ(EXTI15_10_IRQn);
+
 }
 
 /* USER CODE BEGIN 2 */
diff --git a/Core/Src/tim.c b/Core/Src/tim.c
index 8a32d2f..d9c0e0f 100644
--- a/Core/Src/tim.c
+++ b/Core/Src/tim.c
@@ -47,7 +47,7 @@ void MX_TIM3_Init(void)
   htim3.Instance = TIM3;
   htim3.Init.Prescaler = 0;
   htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
-  htim3.Init.Period = 720;
+  htim3.Init.Period = 719;
   htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
   htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
   if (HAL_TIM_PWM_Init(&htim3) != HAL_OK)
diff --git a/chargeController.ioc b/chargeController.ioc
index cf61922..cdf5f8d 100644
--- a/chargeController.ioc
+++ b/chargeController.ioc
@@ -413,7 +413,7 @@ TIM16.PeriodNoDither=999
 TIM16.Prescaler=71
 TIM3.Channel-PWM\ Generation4\ CH4=TIM_CHANNEL_4
 TIM3.IPParameters=PeriodNoDither,Channel-PWM Generation4 CH4
-TIM3.PeriodNoDither=720
+TIM3.PeriodNoDither=719
 TIM6.IPParameters=Prescaler,PeriodNoDither,TIM_MasterOutputTrigger
 TIM6.PeriodNoDither=9
 TIM6.Prescaler=71