diff --git a/Core/Inc/main.h b/Core/Inc/main.h
index 2debe43769397b289b431c824534d120d3bb4d8a..1b868455a7e80d1abd3338adab4fc157a04345e2 100644
--- a/Core/Inc/main.h
+++ b/Core/Inc/main.h
@@ -61,9 +61,16 @@ void Error_Handler(void);
 #define JD_PIN_Pin GPIO_PIN_11
 #define JD_PIN_GPIO_Port GPIOA
 /* USER CODE BEGIN Private defines */
+#define FUNC_NAME_LENGTH 50
 typedef void (*LoopCallBack)(void);
 
-void registerLoopCallBack(LoopCallBack loopc);
+typedef struct st_LoopFunc{
+    LoopCallBack func;
+    uint8_t funcName[FUNC_NAME_LENGTH];
+}st_LoopFunc_t;
+
+void unRegisterLoopCallBack(uint8_t * funcName);
+void registerLoopCallBack(st_LoopFunc_t loopF);
 
 /**
  * 设置PWM脉宽
diff --git a/Core/Inc/tim.h b/Core/Inc/tim.h
index fb62449bcb2c7a470fcb231942bb093306c504fa..9993917f66019a79010bb3fcf0e8f476ec0f3604 100644
--- a/Core/Inc/tim.h
+++ b/Core/Inc/tim.h
@@ -33,6 +33,7 @@ extern "C" {
 
 extern TIM_HandleTypeDef htim2;
 extern TIM_HandleTypeDef htim3;
+extern TIM_HandleTypeDef htim8;
 
 /* USER CODE BEGIN Private defines */
 
@@ -40,6 +41,7 @@ extern TIM_HandleTypeDef htim3;
 
 void MX_TIM2_Init(void);
 void MX_TIM3_Init(void);
+void MX_TIM8_Init(void);
 
 void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim);
 
diff --git a/Core/Src/gpio.c b/Core/Src/gpio.c
index 88d1ed710d952e73571bed3006cd97620a1ce706..ba4e227b8dcc008a530f80a34dd234445015e69d 100644
--- a/Core/Src/gpio.c
+++ b/Core/Src/gpio.c
@@ -46,6 +46,7 @@ void MX_GPIO_Init(void)
   /* GPIO Ports Clock Enable */
   __HAL_RCC_GPIOD_CLK_ENABLE();
   __HAL_RCC_GPIOA_CLK_ENABLE();
+  __HAL_RCC_GPIOC_CLK_ENABLE();
 
   /*Configure GPIO pin Output Level */
   HAL_GPIO_WritePin(JD_PIN_GPIO_Port, JD_PIN_Pin, GPIO_PIN_RESET);
diff --git a/Core/Src/main.c b/Core/Src/main.c
index b3de0fab1a22b8d9cae25afb54addd66349238a0..2c1670a70aa2ac95b72b9a59ebffd0b8866923df 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -26,6 +26,7 @@
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
 #include "user/init.h"
+#include <memory.h>
 /* USER CODE END Includes */
 
 /* Private typedef -----------------------------------------------------------*/
@@ -58,16 +59,39 @@ void SystemClock_Config(void);
 /* USER CODE BEGIN 0 */
 #define LOOP_FUNC_SIZE 20
 
-LoopCallBack loopCallBack[LOOP_FUNC_SIZE]={NULL};
+st_LoopFunc_t loopFunc[LOOP_FUNC_SIZE]={NULL};
+
+void mainInit(void)
+{
+    for (int i = 0; i < LOOP_FUNC_SIZE; ++i) {
+        loopFunc[i].func=NULL;
+        memset(loopFunc[i].funcName,0,sizeof(loopFunc[i].funcName));
+    }
+}
 
 /**
  * 注册循环函数
- * @param func ： 要循环调用的函数实体
+ * @param func �? 要循环调用的函数实体
  */
-void registerLoopCallBack(LoopCallBack loopc){
-    for (int i = 0; i < LOOP_FUNC_SIZE; ++i) {
-        if (loopCallBack[i] == NULL) {
-            loopCallBack[i] =loopc;
+void registerLoopCallBack(st_LoopFunc_t loopF){
+    for (int i = 0; i <LOOP_FUNC_SIZE; ++i) {
+        if (loopFunc[i].func==NULL){
+            loopFunc[i].func=loopF.func;
+            strncpy(loopFunc[i].funcName,loopF.funcName, strlen(loopF.funcName));
+            return;
+        }
+    }
+}
+
+/**
+ * 卸载循环函数
+ * @param funcName: 函数名称
+ */
+void unRegisterLoopCallBack(uint8_t * funcName){
+    for (int i = 0; i <LOOP_FUNC_SIZE; ++i) {
+        if (strcmp(funcName,loopFunc[i].funcName)==0){
+            loopFunc[i].func=NULL;
+            memset(loopFunc[i].funcName,0,sizeof(loopFunc[i].funcName));
             return;
         }
     }
@@ -105,9 +129,11 @@ int main(void)
   MX_USART1_UART_Init();
   MX_TIM2_Init();
   MX_TIM3_Init();
+  MX_TIM8_Init();
   /* USER CODE BEGIN 2 */
-    printf("hello world!\r\n");
+    mainInit();
     userInit();
+    test();
   /* USER CODE END 2 */
 
   /* Infinite loop */
@@ -115,8 +141,8 @@ int main(void)
   while (1)
   {
       for (int i = 0; i < LOOP_FUNC_SIZE; ++i) {
-          if (loopCallBack[i] != NULL) {
-              loopCallBack[i]();
+          if (loopFunc[i].func!=NULL){
+              loopFunc[i].func();
           }
       }
     /* USER CODE END WHILE */
diff --git a/Core/Src/tim.c b/Core/Src/tim.c
index 4249f5e534312c177a7bde540b2bf358d900d13d..45ce95d8140b2a46182d619c9c20d53e0e669381 100644
--- a/Core/Src/tim.c
+++ b/Core/Src/tim.c
@@ -26,6 +26,7 @@
 
 TIM_HandleTypeDef htim2;
 TIM_HandleTypeDef htim3;
+TIM_HandleTypeDef htim8;
 
 /* TIM2 init function */
 void MX_TIM2_Init(void)
@@ -139,6 +140,70 @@ void MX_TIM3_Init(void)
   /* USER CODE END TIM3_Init 2 */
   HAL_TIM_MspPostInit(&htim3);
 
+}
+/* TIM8 init function */
+void MX_TIM8_Init(void)
+{
+
+  /* USER CODE BEGIN TIM8_Init 0 */
+
+  /* USER CODE END TIM8_Init 0 */
+
+  TIM_MasterConfigTypeDef sMasterConfig = {0};
+  TIM_OC_InitTypeDef sConfigOC = {0};
+  TIM_BreakDeadTimeConfigTypeDef sBreakDeadTimeConfig = {0};
+
+  /* USER CODE BEGIN TIM8_Init 1 */
+
+  /* USER CODE END TIM8_Init 1 */
+  htim8.Instance = TIM8;
+  htim8.Init.Prescaler = 72-1;
+  htim8.Init.CounterMode = TIM_COUNTERMODE_UP;
+  htim8.Init.Period = 50000-1;
+  htim8.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+  htim8.Init.RepetitionCounter = 0;
+  htim8.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
+  if (HAL_TIM_PWM_Init(&htim8) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
+  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
+  if (HAL_TIMEx_MasterConfigSynchronization(&htim8, &sMasterConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  sConfigOC.OCMode = TIM_OCMODE_PWM1;
+  sConfigOC.Pulse = 0;
+  sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
+  sConfigOC.OCNPolarity = TIM_OCNPOLARITY_HIGH;
+  sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
+  sConfigOC.OCIdleState = TIM_OCIDLESTATE_RESET;
+  sConfigOC.OCNIdleState = TIM_OCNIDLESTATE_RESET;
+  if (HAL_TIM_PWM_ConfigChannel(&htim8, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  if (HAL_TIM_PWM_ConfigChannel(&htim8, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  sBreakDeadTimeConfig.OffStateRunMode = TIM_OSSR_DISABLE;
+  sBreakDeadTimeConfig.OffStateIDLEMode = TIM_OSSI_DISABLE;
+  sBreakDeadTimeConfig.LockLevel = TIM_LOCKLEVEL_OFF;
+  sBreakDeadTimeConfig.DeadTime = 0;
+  sBreakDeadTimeConfig.BreakState = TIM_BREAK_DISABLE;
+  sBreakDeadTimeConfig.BreakPolarity = TIM_BREAKPOLARITY_HIGH;
+  sBreakDeadTimeConfig.AutomaticOutput = TIM_AUTOMATICOUTPUT_DISABLE;
+  if (HAL_TIMEx_ConfigBreakDeadTime(&htim8, &sBreakDeadTimeConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN TIM8_Init 2 */
+
+  /* USER CODE END TIM8_Init 2 */
+  HAL_TIM_MspPostInit(&htim8);
+
 }
 
 void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle)
@@ -167,6 +232,22 @@ void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* tim_baseHandle)
   /* USER CODE END TIM3_MspInit 1 */
   }
 }
+
+void HAL_TIM_PWM_MspInit(TIM_HandleTypeDef* tim_pwmHandle)
+{
+
+  if(tim_pwmHandle->Instance==TIM8)
+  {
+  /* USER CODE BEGIN TIM8_MspInit 0 */
+
+  /* USER CODE END TIM8_MspInit 0 */
+    /* TIM8 clock enable */
+    __HAL_RCC_TIM8_CLK_ENABLE();
+  /* USER CODE BEGIN TIM8_MspInit 1 */
+
+  /* USER CODE END TIM8_MspInit 1 */
+  }
+}
 void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
 {
 
@@ -209,6 +290,26 @@ void HAL_TIM_MspPostInit(TIM_HandleTypeDef* timHandle)
 
   /* USER CODE END TIM3_MspPostInit 1 */
   }
+  else if(timHandle->Instance==TIM8)
+  {
+  /* USER CODE BEGIN TIM8_MspPostInit 0 */
+
+  /* USER CODE END TIM8_MspPostInit 0 */
+
+    __HAL_RCC_GPIOC_CLK_ENABLE();
+    /**TIM8 GPIO Configuration
+    PC6     ------> TIM8_CH1
+    PC7     ------> TIM8_CH2
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+  /* USER CODE BEGIN TIM8_MspPostInit 1 */
+
+  /* USER CODE END TIM8_MspPostInit 1 */
+  }
 
 }
 
@@ -239,6 +340,22 @@ void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle)
   }
 }
 
+void HAL_TIM_PWM_MspDeInit(TIM_HandleTypeDef* tim_pwmHandle)
+{
+
+  if(tim_pwmHandle->Instance==TIM8)
+  {
+  /* USER CODE BEGIN TIM8_MspDeInit 0 */
+
+  /* USER CODE END TIM8_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_TIM8_CLK_DISABLE();
+  /* USER CODE BEGIN TIM8_MspDeInit 1 */
+
+  /* USER CODE END TIM8_MspDeInit 1 */
+  }
+}
+
 /* USER CODE BEGIN 1 */
 
 /* USER CODE END 1 */
diff --git a/Core/Src/user/init.c b/Core/Src/user/init.c
index 4ff51481f720a7c5e7e07b7037ab8c2312b2164d..b198f30250009a966f2fbba2ac2cf5be45002938 100644
--- a/Core/Src/user/init.c
+++ b/Core/Src/user/init.c
@@ -4,9 +4,39 @@
 
 #include "init.h"
 #include "rgb.h"
+#include "motor.h"
 
+#define TEST_CYCLE_NUM 5000
+
+/**
+* @brief 测试程序
+* @param test
+* @param void
+* @return void
+* @retval
+* @bug
+*/
+void test(void)
+{
+    breathingLamp();
+    motorSpeed(MOTOR_TIM8_CH1,5000);
+    for (int i = 0; i < TEST_CYCLE_NUM; ++i) {
+        for (int j = 0; j < TEST_CYCLE_NUM; ++j) {
+
+        }
+    }
+    motorSpeed(MOTOR_TIM8_CH2,5000);
+    for (int i = 0; i < TEST_CYCLE_NUM; ++i) {
+        for (int j = 0; j < TEST_CYCLE_NUM; ++j) {
+
+        }
+    }
+    setRGBColor(0,0,0);
+    motorSpeed(MOTOR_TIM8_CH1,0);
+}
 
 void userInit(void)
 {
     rgbInit();
+    motorInit();
 }
\ No newline at end of file
diff --git a/Core/Src/user/init.h b/Core/Src/user/init.h
index 09cb807e1d13dc7cfb39cab0a09e7ce161446f38..32b21d6b45f469cc891f84a316a6a5acb89904f5 100644
--- a/Core/Src/user/init.h
+++ b/Core/Src/user/init.h
@@ -5,4 +5,5 @@
 #ifndef DEMO1_START_INIT_H
 #define DEMO1_START_INIT_H
 void userInit(void);
+void test(void);
 #endif //DEMO1_START_INIT_H
diff --git a/Core/Src/user/motor.c b/Core/Src/user/motor.c
new file mode 100644
index 0000000000000000000000000000000000000000..ff24ddecb22e87b8b1876353d0253542a2730ef9
--- /dev/null
+++ b/Core/Src/user/motor.c
@@ -0,0 +1,34 @@
+//
+// Created by liuyu on 2024/6/7.
+//
+
+#include <stm32f1xx_hal.h>
+#include <tim.h>
+#include "motor.h"
+
+
+/**
+ * 马达初始化
+ */
+void motorInit(void)
+{
+    HAL_TIM_PWM_Start(&htim8,TIM_CHANNEL_1);
+    HAL_TIM_PWM_Start(&htim8,TIM_CHANNEL_2);
+
+}
+/**
+ * 马达设置方向及速度
+ * @param dir ： 方向 ，true ：顺时针 false : 逆时针
+ * @param speed ： 速度 0-49999
+ */
+void motorSpeed(bool dir,uint32_t speed)
+{
+    if (dir){
+        setPWMPulse(&htim8,TIM_CHANNEL_1,speed);
+        setPWMPulse(&htim8,TIM_CHANNEL_2,0);
+    } else{
+        setPWMPulse(&htim8,TIM_CHANNEL_1,0);
+        setPWMPulse(&htim8,TIM_CHANNEL_2,speed);
+    }
+
+}
\ No newline at end of file
diff --git a/Core/Src/user/motor.h b/Core/Src/user/motor.h
new file mode 100644
index 0000000000000000000000000000000000000000..37028e9f45f696c034b3929e689cb08df5e1efe4
--- /dev/null
+++ b/Core/Src/user/motor.h
@@ -0,0 +1,16 @@
+//
+// Created by liuyu on 2024/6/7.
+//
+
+#ifndef DEMO1_START_MOTOR_H
+#define DEMO1_START_MOTOR_H
+
+#include <stdbool.h>
+#include <stdint-gcc.h>
+
+#define  MOTOR_TIM8_CH1     1
+#define  MOTOR_TIM8_CH2     0
+
+void motorInit(void);
+void motorSpeed(bool dir,uint32_t speed);
+#endif //DEMO1_START_MOTOR_H
diff --git a/Core/Src/user/rgb.c b/Core/Src/user/rgb.c
index f17016993ba9376c0ad86d608794f09b7df495a9..b53bf34bb9f167cf157815b5efd82f6378b45a94 100644
--- a/Core/Src/user/rgb.c
+++ b/Core/Src/user/rgb.c
@@ -5,6 +5,7 @@
 #include <stm32f1xx_hal.h>
 #include <tim.h>
 #include <stdbool.h>
+#include <memory.h>
 #include "rgb.h"
 
 /**
@@ -13,7 +14,7 @@
  * @param gPWM ： 绿色的配比  0-4999
  * @param bPWM ： 蓝色的配比  0-4999
  */
-static void setRGBColor(uint32_t rPWM,uint32_t gPWM,uint32_t bPWM)
+void setRGBColor(uint32_t rPWM,uint32_t gPWM,uint32_t bPWM)
 {
     setPWMPulse(&htim2,TIM_CHANNEL_2,rPWM);
 
@@ -25,7 +26,8 @@ static void setRGBColor(uint32_t rPWM,uint32_t gPWM,uint32_t bPWM)
 /**
  * 呼吸灯循环执行
  */
-static void breathingLamp(void){
+void breathingLamp(void)
+{
     static uint32_t count=0;
     static bool flag=true;
     if (flag){
@@ -45,6 +47,24 @@ static void breathingLamp(void){
     setRGBColor(count,count,count);
 }
 
+/**
+ * 打开呼吸灯
+ */
+void onBreathingLamp(void)
+{
+    st_LoopFunc_t loopFunc;
+    loopFunc.func=breathingLamp;
+    strcpy(loopFunc.funcName,"breathingLamp");
+    registerLoopCallBack(loopFunc);
+}
+
+/**
+ * 关闭呼吸灯
+ */
+void offBreathingLamp(void)
+{
+    unRegisterLoopCallBack("breathingLamp");
+}
 
 /**
  * 初始化rgb
@@ -54,5 +74,6 @@ void rgbInit(void)
     HAL_TIM_PWM_Start(&htim3,TIM_CHANNEL_1);
     HAL_TIM_PWM_Start(&htim3,TIM_CHANNEL_2);
     HAL_TIM_PWM_Start(&htim2,TIM_CHANNEL_2);
-    registerLoopCallBack(breathingLamp);
 }
+
+
diff --git a/Core/Src/user/rgb.h b/Core/Src/user/rgb.h
index feb7a2b1752fa292f38a7b07c39fac3d8469cd53..6ff7e0c1617c3bbbf3c7575ae56988d263515d7e 100644
--- a/Core/Src/user/rgb.h
+++ b/Core/Src/user/rgb.h
@@ -4,7 +4,11 @@
 
 #ifndef DEMO1_START_RGB_H
 #define DEMO1_START_RGB_H
+#include "stdint.h"
 
 void rgbInit(void);
-
+void setRGBColor(uint32_t rPWM,uint32_t gPWM,uint32_t bPWM);
+void breathingLamp(void);
+void onBreathingLamp(void);
+void offBreathingLamp(void);
 #endif //DEMO1_START_RGB_H
diff --git a/demo1_start.ioc b/demo1_start.ioc
index 8ac37720a600a6566e57a919f5215649c966215d..75fbb9d78dd56d3c7f726ca2e474d41192c90ca2 100644
--- a/demo1_start.ioc
+++ b/demo1_start.ioc
@@ -8,24 +8,27 @@ Mcu.IP1=RCC
 Mcu.IP2=SYS
 Mcu.IP3=TIM2
 Mcu.IP4=TIM3
-Mcu.IP5=USART1
-Mcu.IPNb=6
+Mcu.IP5=TIM8
+Mcu.IP6=USART1
+Mcu.IPNb=7
 Mcu.Name=STM32F103R(C-D-E)Tx
 Mcu.Package=LQFP64
 Mcu.Pin0=PD0-OSC_IN
 Mcu.Pin1=PD1-OSC_OUT
-Mcu.Pin10=VP_SYS_VS_Systick
-Mcu.Pin11=VP_TIM2_VS_ClockSourceINT
-Mcu.Pin12=VP_TIM3_VS_ClockSourceINT
+Mcu.Pin10=PA13
+Mcu.Pin11=PA14
+Mcu.Pin12=VP_SYS_VS_Systick
+Mcu.Pin13=VP_TIM2_VS_ClockSourceINT
+Mcu.Pin14=VP_TIM3_VS_ClockSourceINT
 Mcu.Pin2=PA1
 Mcu.Pin3=PA6
 Mcu.Pin4=PA7
-Mcu.Pin5=PA9
-Mcu.Pin6=PA10
-Mcu.Pin7=PA11
-Mcu.Pin8=PA13
-Mcu.Pin9=PA14
-Mcu.PinsNb=13
+Mcu.Pin5=PC6
+Mcu.Pin6=PC7
+Mcu.Pin7=PA9
+Mcu.Pin8=PA10
+Mcu.Pin9=PA11
+Mcu.PinsNb=15
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F103RCTx
@@ -60,6 +63,10 @@ PA7.Locked=true
 PA7.Signal=S_TIM3_CH2
 PA9.Mode=Asynchronous
 PA9.Signal=USART1_TX
+PC6.Locked=true
+PC6.Signal=S_TIM8_CH1
+PC7.Locked=true
+PC7.Signal=S_TIM8_CH2
 PD0-OSC_IN.Mode=HSE-External-Oscillator
 PD0-OSC_IN.Signal=RCC_OSC_IN
 PD1-OSC_OUT.Mode=HSE-External-Oscillator
@@ -92,7 +99,7 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=SW4STM32
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=true
-ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_USART1_UART_Init-USART1-false-HAL-true
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_USART1_UART_Init-USART1-false-HAL-true,4-MX_TIM2_Init-TIM2-false-HAL-true,5-MX_TIM3_Init-TIM3-false-HAL-true
 RCC.ADCFreqValue=36000000
 RCC.AHBFreq_Value=72000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV2
@@ -124,6 +131,10 @@ SH.S_TIM3_CH1.0=TIM3_CH1,PWM Generation1 CH1
 SH.S_TIM3_CH1.ConfNb=1
 SH.S_TIM3_CH2.0=TIM3_CH2,PWM Generation2 CH2
 SH.S_TIM3_CH2.ConfNb=1
+SH.S_TIM8_CH1.0=TIM8_CH1,PWM Generation1 CH1
+SH.S_TIM8_CH1.ConfNb=1
+SH.S_TIM8_CH2.0=TIM8_CH2,PWM Generation2 CH2
+SH.S_TIM8_CH2.ConfNb=1
 TIM2.Channel-PWM\ Generation2\ CH2=TIM_CHANNEL_2
 TIM2.IPParameters=Channel-PWM Generation2 CH2,Prescaler,Period,Pulse-PWM Generation2 CH2
 TIM2.Period=5000-1
@@ -136,6 +147,11 @@ TIM3.Period=5000-1
 TIM3.Prescaler=72-1
 TIM3.Pulse-PWM\ Generation1\ CH1=500-1
 TIM3.Pulse-PWM\ Generation2\ CH2=100-1
+TIM8.Channel-PWM\ Generation1\ CH1=TIM_CHANNEL_1
+TIM8.Channel-PWM\ Generation2\ CH2=TIM_CHANNEL_2
+TIM8.IPParameters=Channel-PWM Generation1 CH1,Channel-PWM Generation2 CH2,Prescaler,Period
+TIM8.Period=50000-1
+TIM8.Prescaler=72-1
 USART1.IPParameters=VirtualMode
 USART1.VirtualMode=VM_ASYNC
 VP_SYS_VS_Systick.Mode=SysTick