diff --git a/Core/Inc/FreeRTOSConfig.h b/Core/Inc/FreeRTOSConfig.h
index 738e99a..d49f4bb 100644
--- a/Core/Inc/FreeRTOSConfig.h
+++ b/Core/Inc/FreeRTOSConfig.h
@@ -54,7 +54,7 @@
 #define configUSE_PREEMPTION                     1
 #define configSUPPORT_STATIC_ALLOCATION          1
 #define configSUPPORT_DYNAMIC_ALLOCATION         1
-#define configUSE_IDLE_HOOK                      1
+#define configUSE_IDLE_HOOK                      0
 #define configUSE_TICK_HOOK                      0
 #define configCPU_CLOCK_HZ                       ( SystemCoreClock )
 #define configTICK_RATE_HZ                       ((TickType_t)1000)
@@ -62,11 +62,9 @@
 #define configMINIMAL_STACK_SIZE                 ((uint16_t)128)
 #define configTOTAL_HEAP_SIZE                    ((size_t)8192)
 #define configMAX_TASK_NAME_LEN                  ( 32 )
-#define configUSE_TRACE_FACILITY                 1
 #define configUSE_16_BIT_TICKS                   0
 #define configUSE_MUTEXES                        1
 #define configQUEUE_REGISTRY_SIZE                8
-#define configCHECK_FOR_STACK_OVERFLOW           1
 #define configUSE_RECURSIVE_MUTEXES              1
 #define configUSE_COUNTING_SEMAPHORES            1
 #define configUSE_PORT_OPTIMISED_TASK_SELECTION  0
diff --git a/Core/Src/freertos.c b/Core/Src/freertos.c
index 8ec1874..d6c7b5f 100644
--- a/Core/Src/freertos.c
+++ b/Core/Src/freertos.c
@@ -104,16 +104,18 @@ const osThreadAttr_t PowerMonitTask_attributes = {
   .priority = (osPriority_t) osPriorityLow,
   .stack_size = 128 * 4
 };
+/* Definitions for uartQueueTask */
+osThreadId_t uartQueueTaskHandle;
+const osThreadAttr_t uartQueueTask_attributes = {
+  .name = "uartQueueTask",
+  .priority = (osPriority_t) osPriorityLow,
+  .stack_size = 128 * 4
+};
 /* Definitions for uartQueue */
 osMessageQueueId_t uartQueueHandle;
 const osMessageQueueAttr_t uartQueue_attributes = {
   .name = "uartQueue"
 };
-/* Definitions for uartMutex */
-osMutexId_t uartMutexHandle;
-const osMutexAttr_t uartMutex_attributes = {
-  .name = "uartMutex"
-};
 
 /* Private function prototypes -----------------------------------------------*/
 /* USER CODE BEGIN FunctionPrototypes */
@@ -126,38 +128,11 @@ void StartEventDetect(void *argument);
 void StartCoulombRead(void *argument);
 void StartStateSwitchTask(void *argument);
 void StartPowerMonitTask(void *argument);
+void StartUartQueueTask(void *argument);
 
 extern void MX_USB_DEVICE_Init(void);
 void MX_FREERTOS_Init(void); /* (MISRA C 2004 rule 8.1) */
 
-/* Hook prototypes */
-void vApplicationIdleHook(void);
-void vApplicationStackOverflowHook(xTaskHandle xTask, signed char *pcTaskName);
-
-/* USER CODE BEGIN 2 */
-__weak void vApplicationIdleHook( void )
-{
-   /* vApplicationIdleHook() will only be called if configUSE_IDLE_HOOK is set
-   to 1 in FreeRTOSConfig.h. It will be called on each iteration of the idle
-   task. It is essential that code added to this hook function never attempts
-   to block in any way (for example, call xQueueReceive() with a block time
-   specified, or call vTaskDelay()). If the application makes use of the
-   vTaskDelete() API function (as this demo application does) then it is also
-   important that vApplicationIdleHook() is permitted to return to its calling
-   function, because it is the responsibility of the idle task to clean up
-   memory allocated by the kernel to any task that has since been deleted. */
-}
-/* USER CODE END 2 */
-
-/* USER CODE BEGIN 4 */
-__weak void vApplicationStackOverflowHook(xTaskHandle xTask, signed char *pcTaskName)
-{
-   /* Run time stack overflow checking is performed if
-   configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook function is
-   called if a stack overflow is detected. */
-}
-/* USER CODE END 4 */
-
 /**
   * @brief  FreeRTOS initialization
   * @param  None
@@ -167,9 +142,6 @@ void MX_FREERTOS_Init(void) {
   /* USER CODE BEGIN Init */
        
   /* USER CODE END Init */
-  /* Create the mutex(es) */
-  /* creation of uartMutex */
-  uartMutexHandle = osMutexNew(&uartMutex_attributes);
 
   /* USER CODE BEGIN RTOS_MUTEX */
   /* add mutexes, ... */
@@ -185,7 +157,7 @@ void MX_FREERTOS_Init(void) {
 
   /* Create the queue(s) */
   /* creation of uartQueue */
-  uartQueueHandle = osMessageQueueNew (256, sizeof(uint8_t), &uartQueue_attributes);
+  uartQueueHandle = osMessageQueueNew (128, sizeof(uint8_t), &uartQueue_attributes);
 
   /* USER CODE BEGIN RTOS_QUEUES */
   /* add queues, ... */
@@ -213,6 +185,9 @@ void MX_FREERTOS_Init(void) {
   /* creation of PowerMonitTask */
   PowerMonitTaskHandle = osThreadNew(StartPowerMonitTask, NULL, &PowerMonitTask_attributes);
 
+  /* creation of uartQueueTask */
+  uartQueueTaskHandle = osThreadNew(StartUartQueueTask, NULL, &uartQueueTask_attributes);
+
   /* USER CODE BEGIN RTOS_THREADS */
   /* add threads, ... */
 
@@ -232,6 +207,7 @@ void StartDefaultTask(void *argument)
   /* init code for USB_DEVICE */
   MX_USB_DEVICE_Init();
   /* USER CODE BEGIN StartDefaultTask */
+    uint8_t count,temp[256];
   HAL_GPIO_WritePin(USB2_FS_ENUM_CTL_GPIO_Port,USB2_FS_ENUM_CTL_Pin, GPIO_PIN_SET);
    Beep(50);
 
@@ -239,8 +215,16 @@ void StartDefaultTask(void *argument)
   /* Infinite loop */
   for(;;)
   {
-	osDelay(1000);
-	 printf("Time:[%f s]; OUT_24:[%f V]; OUT_5:[%f V]; OUT_12:[%f V]; BKP_BAT:[%f V]; MAIN_PWR:[%f V]\n",(float)(osKernelGetTickCount()/1000.0),NaviKit.pmb.rails.out_24v,NaviKit.pmb.rails.out_5v,NaviKit.pmb.rails.out_12v,NaviKit.pmb.rails.bkp_bat,NaviKit.pmb.rails.main_pwr);
+	osDelay(100);
+//  count = osMessageQueueGetCount(uartQueueHandle);
+//  if(count){
+//    for(uint8_t i=0;i<count;i++){
+//    osMessageQueueGet(uartQueueHandle,&temp[i],0,10);
+//    }
+//    HAL_UART_Transmit(&huart1,(uint8_t *)&temp,count,0xffff);
+//  }
+//  printf("test");
+//	 printf("Time:[%f s]; OUT_24:[%f V]; OUT_5:[%f V]; OUT_12:[%f V]; BKP_BAT:[%f V]; MAIN_PWR:[%f V]\n",(float)(osKernelGetTickCount()/1000.0),NaviKit.pmb.rails.out_24v,NaviKit.pmb.rails.out_5v,NaviKit.pmb.rails.out_12v,NaviKit.pmb.rails.bkp_bat,NaviKit.pmb.rails.main_pwr);
 
   }
   /* USER CODE END StartDefaultTask */
@@ -417,7 +401,7 @@ void StartEventDetect(void *argument)
 	  if(NaviKit.sys.custom_btn == true )
 	  {//custom button has been pushed
 		  uint8_t count =0;
-		  while(NaviKit.sys.custom_btn  && count<=10){
+		  while(NaviKit.sys.custom_btn  && count<=20){
 			  osDelay(100);
 			  count ++;
 		  }
@@ -530,11 +514,11 @@ void StartPowerMonitTask(void *argument)
 {
   /* USER CODE BEGIN StartPowerMonitTask */
 	HAL_ADCEx_Calibration_Start(&hadc1);
-	HAL_ADC_Start_DMA(&hadc1, &(NaviKit.pmb.rails.adc), ADC_CH_COUNT);
+	HAL_ADC_Start_DMA(&hadc1, (uint32_t*)&(NaviKit.pmb.rails.adc), ADC_CH_COUNT);
   /* Infinite loop */
   for(;;)
   {
-//    osDelay(1000);
+    osDelay(1000);
   // printf("out_24v: %f \n",NaviKit.pmb.out_24v_div16);
   // printf("out_5v: %f \n",NaviKit.pmb.out_5v_div8);
   // printf("out_12v: %f \n",NaviKit.pmb.out_12v_div8);
@@ -559,12 +543,29 @@ void StartPowerMonitTask(void *argument)
   /* USER CODE END StartPowerMonitTask */
 }
 
+/* USER CODE BEGIN Header_StartUartQueueTask */
+/**
+* @brief Function implementing the uartQueueTask thread.
+* @param argument: Not used
+* @retval None
+*/
+/* USER CODE END Header_StartUartQueueTask */
+void StartUartQueueTask(void *argument)
+{
+  /* USER CODE BEGIN StartUartQueueTask */
+  /* Infinite loop */
+  for(;;)
+  {
+    osDelay(1);
+  }
+  /* USER CODE END StartUartQueueTask */
+}
+
 /* Private application code --------------------------------------------------*/
 /* USER CODE BEGIN Application */
 
 
 
-
 //printf redefine
 #ifdef __GNUC__
 #define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
@@ -573,6 +574,8 @@ PUTCHAR_PROTOTYPE
 
 	while(HAL_UART_GetState(&huart1) == HAL_UART_STATE_BUSY_TX){}
 	HAL_UART_Transmit(&huart1,(uint8_t *)&ch,1,0xffff);
+
+//  osMessageQueuePut(uartQueueHandle,(uint8_t *)&ch,0,100);
   return ch;
 }
 #endif
diff --git a/Core/Src/gpio.c b/Core/Src/gpio.c
index 744e751..768bf24 100644
--- a/Core/Src/gpio.c
+++ b/Core/Src/gpio.c
@@ -166,7 +166,7 @@ void MX_GPIO_Init(void)
 
   /*Configure GPIO pin : PtPin */
   GPIO_InitStruct.Pin = SOM_SHUTDOWN_REQ_Pin;
-  GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
+  GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING;
   GPIO_InitStruct.Pull = GPIO_NOPULL;
   HAL_GPIO_Init(SOM_SHUTDOWN_REQ_GPIO_Port, &GPIO_InitStruct);
 
diff --git a/Core/Src/main.c b/Core/Src/main.c
index 6168561..abb2884 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -109,14 +109,15 @@ int main(void)
   MX_NVIC_Init();
   /* USER CODE BEGIN 2 */
   //HAL_IWDG_Refresh(&hiwdg);
-  printf("------------------------------------\n");
-  printf("Core initial successfully\n");
+  printf("\nCore initial successfully\n");
+  printf("---------------------------------------------\n");
+  printf("Copyright (c) Powered by www.autolabor.com.cn\n");
   printf("BIOS SW Version: V0.9, build: %s %s\n",__DATE__ ,__TIME__ );
   printf("HAL Version: %d \n", HAL_GetHalVersion());
   printf("Revision ID: %d \n", HAL_GetREVID());
   printf("Device ID: %d \n", HAL_GetDEVID());
-  printf("UID: %d%d%d \n", HAL_GetUIDw0(),HAL_GetUIDw1(),HAL_GetUIDw2);
-  printf("------------------------------------\n");
+  printf("Chip UID: %d%d%d \n", HAL_GetUIDw0(),HAL_GetUIDw1(),HAL_GetUIDw2);
+  printf("----------------------------------------------\n");
   /* USER CODE END 2 */
 
   /* Init scheduler */
diff --git a/Core/Src/navikit.c b/Core/Src/navikit.c
index a12991e..b34fda0 100644
--- a/Core/Src/navikit.c
+++ b/Core/Src/navikit.c
@@ -54,16 +54,16 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
 	{
 		if(HAL_GPIO_ReadPin(SOM_SHUTDOWN_REQ_GPIO_Port, SOM_SHUTDOWN_REQ_Pin)==GPIO_PIN_SET)
 		{//Rising edge trigger
-			NaviKit.som.shutdown_req = true;
-			  if(NaviKit.sys.sta == runing)
-			  {
-				  NaviKit.sys.next_sta = shutdown;
-					printf("enter shutdown mode... \n");
-			  }
+//			NaviKit.som.shutdown_req = true;
+
 		}
 		if(HAL_GPIO_ReadPin(SOM_SHUTDOWN_REQ_GPIO_Port, SOM_SHUTDOWN_REQ_Pin)==GPIO_PIN_RESET)
 		{//falling edge trigger
-			NaviKit.som.shutdown_req = false;
+//			NaviKit.som.shutdown_req = false;
+			  if(NaviKit.sys.sta == runing)
+			  {
+				  NaviKit.sys.next_sta = shutdown;
+			  }
 		}
 
 	}
@@ -115,6 +115,8 @@ void enter_isp_state()
     HAL_Delay(10);
     if(HAL_RTCEx_BKUPRead(&hrtc,RTC_BKP_DR1) == 0x32f2)
     {//write successful
+        Beep(500);
+        Beep(500);
         Beep(500);
         Beep(500);
         Beep(500);
@@ -137,7 +139,7 @@ void enter_shutdown_state()
 
     HAL_GPIO_WritePin(SOC_U3_HUB_PWR_CTL_GPIO_Port,SOC_U3_HUB_PWR_CTL_Pin, GPIO_PIN_RESET);				  osDelay(100);
     HAL_GPIO_WritePin(SOC_U2_HUB_PWR_CTL_GPIO_Port,SOC_U2_HUB_PWR_CTL_Pin, GPIO_PIN_RESET);				  osDelay(100);
-//    HAL_GPIO_WritePin(SOC_U3_HOST_PWR_CTL_GPIO_Port,SOC_U3_HOST_PWR_CTL_Pin, GPIO_PIN_RESET);				osDelay(100);
+    HAL_GPIO_WritePin(SOC_U3_HOST_PWR_CTL_GPIO_Port,SOC_U3_HOST_PWR_CTL_Pin, GPIO_PIN_RESET);				osDelay(100);
     HAL_GPIO_WritePin(SOC_GE_SW_PWR_CTL_GPIO_Port,SOC_GE_SW_PWR_CTL_Pin, GPIO_PIN_RESET);				    osDelay(100);
     HAL_GPIO_WritePin(SOC_U3_GEC_PWR_CTL_GPIO_Port,SOC_U3_GEC_PWR_CTL_Pin, GPIO_PIN_RESET);				  osDelay(100);
 
@@ -209,7 +211,7 @@ void enter_runing_state()
 
   HAL_GPIO_WritePin(SOC_U3_HUB_PWR_CTL_GPIO_Port,SOC_U3_HUB_PWR_CTL_Pin, GPIO_PIN_SET);				  osDelay(100);
   HAL_GPIO_WritePin(SOC_U2_HUB_PWR_CTL_GPIO_Port,SOC_U2_HUB_PWR_CTL_Pin, GPIO_PIN_SET);				  osDelay(100);
-//  HAL_GPIO_WritePin(SOC_U3_HOST_PWR_CTL_GPIO_Port,SOC_U3_HOST_PWR_CTL_Pin, GPIO_PIN_SET);				osDelay(100);
+  HAL_GPIO_WritePin(SOC_U3_HOST_PWR_CTL_GPIO_Port,SOC_U3_HOST_PWR_CTL_Pin, GPIO_PIN_SET);				osDelay(100);
   HAL_GPIO_WritePin(SOC_GE_SW_PWR_CTL_GPIO_Port,SOC_GE_SW_PWR_CTL_Pin, GPIO_PIN_SET);				    osDelay(100);
   HAL_GPIO_WritePin(SOC_U3_GEC_PWR_CTL_GPIO_Port,SOC_U3_GEC_PWR_CTL_Pin, GPIO_PIN_SET);				  osDelay(100);
 
@@ -222,10 +224,10 @@ void enter_runing_state()
 
   HAL_GPIO_WritePin(USB3_VBUS_CTL_5_GPIO_Port,USB3_VBUS_CTL_5_Pin, GPIO_PIN_SET);				  osDelay(100);
   HAL_GPIO_WritePin(USB3_VBUS_CTL_6_GPIO_Port,USB3_VBUS_CTL_6_Pin, GPIO_PIN_SET);         osDelay(100);
-//  HAL_GPIO_WritePin(USB3_VBUS_CTL_1_GPIO_Port,USB3_VBUS_CTL_1_Pin, GPIO_PIN_SET);				  osDelay(100);
-//  HAL_GPIO_WritePin(USB3_VBUS_CTL_2_GPIO_Port,USB3_VBUS_CTL_2_Pin, GPIO_PIN_SET);				  osDelay(100);
-//  HAL_GPIO_WritePin(USB3_VBUS_CTL_3_GPIO_Port,USB3_VBUS_CTL_3_Pin, GPIO_PIN_SET);				  osDelay(100);
-//  HAL_GPIO_WritePin(USB3_VBUS_CTL_4_GPIO_Port,USB3_VBUS_CTL_4_Pin, GPIO_PIN_SET);				  osDelay(100);
+  HAL_GPIO_WritePin(USB3_VBUS_CTL_1_GPIO_Port,USB3_VBUS_CTL_1_Pin, GPIO_PIN_SET);				  osDelay(100);
+  HAL_GPIO_WritePin(USB3_VBUS_CTL_2_GPIO_Port,USB3_VBUS_CTL_2_Pin, GPIO_PIN_SET);				  osDelay(100);
+  HAL_GPIO_WritePin(USB3_VBUS_CTL_3_GPIO_Port,USB3_VBUS_CTL_3_Pin, GPIO_PIN_SET);				  osDelay(100);
+  HAL_GPIO_WritePin(USB3_VBUS_CTL_4_GPIO_Port,USB3_VBUS_CTL_4_Pin, GPIO_PIN_SET);				  osDelay(100);
 
   HAL_GPIO_WritePin(SOM_POWER_EN_GPIO_Port ,SOM_POWER_EN_Pin, GPIO_PIN_SET);				      osDelay(100);
 
@@ -235,11 +237,9 @@ void enter_dfu_state()
 {
 
   printf("Enter to dfu state \n");
-  Beep(200);
-  Beep(200);
-  Beep(200);
-  Beep(200);
-  Beep(200);
+  Beep(500);
+  Beep(500);
+  Beep(500);
 
   HAL_GPIO_WritePin(SOM_FORCE_RECOVERY_GPIO_Port ,SOM_FORCE_RECOVERY_Pin, GPIO_PIN_RESET);				      osDelay(100);
 
diff --git a/Core/Src/stm32f1xx_hal_msp.c b/Core/Src/stm32f1xx_hal_msp.c
index 0254eca..8b39f83 100644
--- a/Core/Src/stm32f1xx_hal_msp.c
+++ b/Core/Src/stm32f1xx_hal_msp.c
@@ -77,8 +77,6 @@ void HAL_MspInit(void)
   HAL_NVIC_SetPriority(BusFault_IRQn, 5, 0);
   /* UsageFault_IRQn interrupt configuration */
   HAL_NVIC_SetPriority(UsageFault_IRQn, 5, 0);
-  /* SVCall_IRQn interrupt configuration */
-  HAL_NVIC_SetPriority(SVCall_IRQn, 5, 0);
   /* DebugMonitor_IRQn interrupt configuration */
   HAL_NVIC_SetPriority(DebugMonitor_IRQn, 5, 0);
   /* PendSV_IRQn interrupt configuration */
diff --git a/NaviKit_stm32 Debug.launch b/NaviKit_stm32 Debug.launch
index 135aba0..cfd4d74 100644
--- a/NaviKit_stm32 Debug.launch	
+++ b/NaviKit_stm32 Debug.launch	
@@ -40,19 +40,19 @@
 <stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.frequency" value="0"/>
 <booleanAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.halt_all_on_reset" value="false"/>
 <stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.log_file" value="E:\source\NaviKit_stm32\Debug\st-link_gdbserver_log.txt"/>
-<stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.low_power_debug" value="enable"/>
+<stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.low_power_debug" value="none"/>
 <stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.max_halt_delay" value="2"/>
-<stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.reset_strategy" value="system_reset"/>
+<stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.reset_strategy" value="connect_under_reset"/>
 <booleanAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.stlink_check_serial_number" value="false"/>
 <stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.stlink_txt_serial_number" value=""/>
-<stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.watchdog_config" value="none"/>
+<stringAttribute key="com.st.stm32cube.ide.mcu.debug.stlink.watchdog_config" value="enable"/>
 <booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.doHalt" value="false"/>
 <booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.doReset" value="false"/>
 <stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.initCommands" value=""/>
 <stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.ipAddress" value="localhost"/>
 <stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.jtagDevice" value="ST-LINK (ST-LINK GDB server)"/>
 <stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.pcRegister" value=""/>
-<intAttribute key="org.eclipse.cdt.debug.gdbjtag.core.portNumber" value="51234"/>
+<intAttribute key="org.eclipse.cdt.debug.gdbjtag.core.portNumber" value="61234"/>
 <stringAttribute key="org.eclipse.cdt.debug.gdbjtag.core.runCommands" value=""/>
 <booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.setPcRegister" value="false"/>
 <booleanAttribute key="org.eclipse.cdt.debug.gdbjtag.core.setResume" value="true"/>
diff --git a/NaviKit_stm32.ioc b/NaviKit_stm32.ioc
index d4e131b..a120ba0 100644
--- a/NaviKit_stm32.ioc
+++ b/NaviKit_stm32.ioc
@@ -70,21 +70,21 @@ FREERTOS.FootprintOK=true
 FREERTOS.HEAP_NUMBER=4
 FREERTOS.INCLUDE_xTaskGetCurrentTaskHandle=1
 FREERTOS.INCLUDE_xTaskGetHandle=1
-FREERTOS.IPParameters=Tasks01,configMAX_TASK_NAME_LEN,configUSE_TICKLESS_IDLE,INCLUDE_xTaskGetCurrentTaskHandle,INCLUDE_xTaskGetHandle,configUSE_APPLICATION_TASK_TAG,FootprintOK,configUSE_IDLE_HOOK,configUSE_TICK_HOOK,configUSE_MALLOC_FAILED_HOOK,configGENERATE_RUN_TIME_STATS,configUSE_STATS_FORMATTING_FUNCTIONS,configUSE_TRACE_FACILITY,HEAP_NUMBER,configTOTAL_HEAP_SIZE,configCHECK_FOR_STACK_OVERFLOW,Queues01,Mutexes01
-FREERTOS.Mutexes01=uartMutex,Dynamic,NULL
-FREERTOS.Queues01=uartQueue,256,uint8_t,0,Dynamic,NULL,NULL
-FREERTOS.Tasks01=defaultTask,24,128,StartDefaultTask,Default,NULL,Dynamic,NULL,NULL;LedBlinkTask,8,128,StartLedBlinkTask,Default,NULL,Dynamic,NULL,NULL;IWDGRefreshTask,40,128,StartIWDGRefreshTask,Default,NULL,Dynamic,NULL,NULL;EventDetect,8,128,StartEventDetect,Default,NULL,Dynamic,NULL,NULL;CoulombRead,8,128,StartCoulombRead,Default,NULL,Dynamic,NULL,NULL;StateSwitchTask,8,128,StartStateSwitchTask,Default,NULL,Dynamic,NULL,NULL;PowerMonitTask,8,128,StartPowerMonitTask,Default,NULL,Dynamic,NULL,NULL
-FREERTOS.configCHECK_FOR_STACK_OVERFLOW=1
+FREERTOS.IPParameters=Tasks01,configMAX_TASK_NAME_LEN,configUSE_TICKLESS_IDLE,INCLUDE_xTaskGetCurrentTaskHandle,INCLUDE_xTaskGetHandle,configUSE_APPLICATION_TASK_TAG,FootprintOK,configUSE_IDLE_HOOK,configUSE_TICK_HOOK,configUSE_MALLOC_FAILED_HOOK,configGENERATE_RUN_TIME_STATS,configUSE_STATS_FORMATTING_FUNCTIONS,configUSE_TRACE_FACILITY,HEAP_NUMBER,configTOTAL_HEAP_SIZE,configCHECK_FOR_STACK_OVERFLOW,Queues01,configUSE_TASK_NOTIFICATIONS
+FREERTOS.Queues01=uartQueue,128,uint8_t,0,Dynamic,NULL,NULL
+FREERTOS.Tasks01=defaultTask,24,128,StartDefaultTask,Default,NULL,Dynamic,NULL,NULL;LedBlinkTask,8,128,StartLedBlinkTask,Default,NULL,Dynamic,NULL,NULL;IWDGRefreshTask,40,128,StartIWDGRefreshTask,Default,NULL,Dynamic,NULL,NULL;EventDetect,8,128,StartEventDetect,Default,NULL,Dynamic,NULL,NULL;CoulombRead,8,128,StartCoulombRead,Default,NULL,Dynamic,NULL,NULL;StateSwitchTask,8,128,StartStateSwitchTask,Default,NULL,Dynamic,NULL,NULL;PowerMonitTask,8,128,StartPowerMonitTask,Default,NULL,Dynamic,NULL,NULL;uartQueueTask,8,128,StartUartQueueTask,Default,NULL,Dynamic,NULL,NULL
+FREERTOS.configCHECK_FOR_STACK_OVERFLOW=0
 FREERTOS.configGENERATE_RUN_TIME_STATS=0
 FREERTOS.configMAX_TASK_NAME_LEN=32
 FREERTOS.configTOTAL_HEAP_SIZE=8192
 FREERTOS.configUSE_APPLICATION_TASK_TAG=0
-FREERTOS.configUSE_IDLE_HOOK=1
+FREERTOS.configUSE_IDLE_HOOK=0
 FREERTOS.configUSE_MALLOC_FAILED_HOOK=0
 FREERTOS.configUSE_STATS_FORMATTING_FUNCTIONS=0
+FREERTOS.configUSE_TASK_NOTIFICATIONS=1
 FREERTOS.configUSE_TICKLESS_IDLE=0
 FREERTOS.configUSE_TICK_HOOK=0
-FREERTOS.configUSE_TRACE_FACILITY=1
+FREERTOS.configUSE_TRACE_FACILITY=0
 File.Version=6
 GPIO.groupedBy=Group By Peripherals
 IWDG.IPParameters=Prescaler,Reload
@@ -207,7 +207,7 @@ NVIC.PendSV_IRQn=true\:15\:0\:false\:false\:false\:true\:false\:false
 NVIC.PriorityGroup=NVIC_PRIORITYGROUP_4
 NVIC.RCC_IRQn=true\:5\:0\:false\:true\:true\:3\:true\:true\:false
 NVIC.RTC_IRQn=true\:5\:0\:true\:false\:true\:true\:true\:true
-NVIC.SVCall_IRQn=true\:5\:0\:false\:false\:false\:true\:false\:false
+NVIC.SVCall_IRQn=true\:0\:0\:false\:false\:false\:false\:false\:false
 NVIC.SysTick_IRQn=true\:15\:0\:false\:false\:false\:true\:false\:false
 NVIC.TIM1_UP_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:true
 NVIC.TimeBase=TIM1_UP_IRQn
@@ -416,8 +416,9 @@ PD4.GPIOParameters=GPIO_Label
 PD4.GPIO_Label=SOM_POWER_EN
 PD4.Locked=true
 PD4.Signal=GPIO_Output
-PD5.GPIOParameters=GPIO_Label
+PD5.GPIOParameters=GPIO_Label,GPIO_ModeDefaultEXTI
 PD5.GPIO_Label=SOM_SHUTDOWN_REQ
+PD5.GPIO_ModeDefaultEXTI=GPIO_MODE_IT_RISING_FALLING
 PD5.Locked=true
 PD5.Signal=GPXTI5
 PD6.GPIOParameters=PinState,GPIO_Label
@@ -500,7 +501,7 @@ ProjectManager.DeviceId=STM32F107VCTx
 ProjectManager.FirmwarePackage=STM32Cube FW_F1 V1.8.0
 ProjectManager.FreePins=false
 ProjectManager.HalAssertFull=false
-ProjectManager.HeapSize=0x200
+ProjectManager.HeapSize=0x400
 ProjectManager.KeepUserCode=true
 ProjectManager.LastFirmware=true
 ProjectManager.LibraryCopy=1
@@ -510,7 +511,7 @@ ProjectManager.PreviousToolchain=
 ProjectManager.ProjectBuild=false
 ProjectManager.ProjectFileName=NaviKit_stm32.ioc
 ProjectManager.ProjectName=NaviKit_stm32
-ProjectManager.StackSize=0x400
+ProjectManager.StackSize=0x800
 ProjectManager.TargetToolchain=STM32CubeIDE
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=true
diff --git a/README.md b/README.md
index 692c72e..314c096 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@
     1. 关机状态；
     2. 按下`重启`按钮；
     3. 按下`电源`按钮；
-    4. 听到滴声后，松开两个按钮。
+    4. 听到`3次滴声`后，松开两个按钮。（电源灯表示为闪烁状态）
     5. 检查Host PC是否有一个名为Nvidia的设备
 
 
@@ -58,6 +58,6 @@
 
 * 进入方法：
    1. 断开主板的主电源和备用电源，并将主板BIOS的USB typeC接口和Host PC连接；
-   3. 按下`重启`按钮，插入主板的主电源，听到滴声后，松开`重启`按钮；
+   3. 按下`重启`按钮，插入主板的主电源，听到`5次滴声`后，松开`重启`按钮；
    4. 打开STM32CubeProgrammer，选择UART模式，点击Connect；
    5. 点击Open，选择新固件，点击Download
\ No newline at end of file
diff --git a/STM32F107VCTX_FLASH.ld b/STM32F107VCTX_FLASH.ld
index c339861..37b3bc0 100644
--- a/STM32F107VCTX_FLASH.ld
+++ b/STM32F107VCTX_FLASH.ld
@@ -55,8 +55,8 @@ ENTRY(Reset_Handler)
 /* Highest address of the user mode stack */
 _estack = ORIGIN(RAM) + LENGTH(RAM);	/* end of "RAM" Ram type memory */
 
-_Min_Heap_Size = 0x200 ;	/* required amount of heap  */
-_Min_Stack_Size = 0x400 ;	/* required amount of stack */
+_Min_Heap_Size = 0x400 ;	/* required amount of heap  */
+_Min_Stack_Size = 0x800 ;	/* required amount of stack */
 
 /* Memories definition */
 MEMORY