输入方式改成中断，开启了两个定时器

Signed-off-by: kevin <kevin@lmve.net>

f103c8t6_keil/.mxproject

@@ -9,17 +9,17 @@ CDefines=USE_HAL_DRIVER;STM32F103xB;USE_HAL_DRIVER;USE_HAL_DRIVER;
 [PreviousGenFiles]
 AdvancedFolderStructure=true
 HeaderFileListSize=3
-HeaderFiles#0=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Inc/stm32f1xx_it.h
+HeaderFiles#0=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Inc/stm32f1xx_it.h
-HeaderFiles#1=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Inc/stm32f1xx_hal_conf.h
+HeaderFiles#1=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Inc/stm32f1xx_hal_conf.h
-HeaderFiles#2=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Inc/main.h
+HeaderFiles#2=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Inc/main.h
 HeaderFolderListSize=1
-HeaderPath#0=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Inc
+HeaderPath#0=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Inc
 HeaderFiles=;
 SourceFileListSize=3
-SourceFiles#0=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Src/stm32f1xx_it.c
+SourceFiles#0=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Src/stm32f1xx_it.c
-SourceFiles#1=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Src/stm32f1xx_hal_msp.c
+SourceFiles#1=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Src/stm32f1xx_hal_msp.c
-SourceFiles#2=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Src/main.c
+SourceFiles#2=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Src/main.c
 SourceFolderListSize=1
-SourcePath#0=C:/Users/kevin/Desktop/morse_code_trainer/f103c8t6_keil/Core/Src
+SourcePath#0=C:/Users/wuwen/morse_code_trainer/f103c8t6_keil/Core/Src
 SourceFiles=;
 

f103c8t6_keil/Core/Inc/main.h

@@ -63,8 +63,10 @@ void Error_Handler(void);
 #define mute_GPIO_Port GPIOA
 #define tack_a_Pin GPIO_PIN_0
 #define tack_a_GPIO_Port GPIOB
+#define tack_a_EXTI_IRQn EXTI0_IRQn
 #define tack_b_Pin GPIO_PIN_1
 #define tack_b_GPIO_Port GPIOB
+#define tack_b_EXTI_IRQn EXTI1_IRQn
 #define run_led2_Pin GPIO_PIN_12
 #define run_led2_GPIO_Port GPIOB
 #define run_led_Pin GPIO_PIN_15

f103c8t6_keil/Core/Inc/stm32f1xx_it.h

@@ -55,8 +55,11 @@ void SVC_Handler(void);
 void DebugMon_Handler(void);
 void PendSV_Handler(void);
 void SysTick_Handler(void);
+void EXTI0_IRQHandler(void);
+void EXTI1_IRQHandler(void);
 void EXTI4_IRQHandler(void);
 void TIM2_IRQHandler(void);
+void TIM3_IRQHandler(void);
 /* USER CODE BEGIN EFP */
 
 /* USER CODE END EFP */

f103c8t6_keil/Core/Src/main.c

@@ -42,6 +42,7 @@
  I2C_HandleTypeDef hi2c1;
 
 TIM_HandleTypeDef htim2;
+TIM_HandleTypeDef htim3;
 
 /* USER CODE BEGIN PV */
 
@@ -52,6 +53,7 @@ void SystemClock_Config(void);
 static void MX_GPIO_Init(void);
 static void MX_I2C1_Init(void);
 static void MX_TIM2_Init(void);
+static void MX_TIM3_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -91,6 +93,7 @@ int main(void)
   MX_GPIO_Init();
   MX_I2C1_Init();
   MX_TIM2_Init();
+  MX_TIM3_Init();
   /* USER CODE BEGIN 2 */
 	mymain();
   /* USER CODE END 2 */
@@ -238,6 +241,51 @@ static void MX_TIM2_Init(void)
 
 }
 
+/**
+  * @brief TIM3 Initialization Function
+  * @param None
+  * @retval None
+  */
+static void MX_TIM3_Init(void)
+{
+
+  /* USER CODE BEGIN TIM3_Init 0 */
+
+  /* USER CODE END TIM3_Init 0 */
+
+  TIM_ClockConfigTypeDef sClockSourceConfig = {0};
+  TIM_MasterConfigTypeDef sMasterConfig = {0};
+
+  /* USER CODE BEGIN TIM3_Init 1 */
+
+  /* USER CODE END TIM3_Init 1 */
+  htim3.Instance = TIM3;
+  htim3.Init.Prescaler = 72-1;
+  htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
+  htim3.Init.Period = 1000-1;
+  htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
+  htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
+  if (HAL_TIM_Base_Init(&htim3) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
+  if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
+  sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
+  if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  /* USER CODE BEGIN TIM3_Init 2 */
+
+  /* USER CODE END TIM3_Init 2 */
+
+}
+
 /**
   * @brief GPIO Initialization Function
   * @param None
@@ -269,9 +317,9 @@ static void MX_GPIO_Init(void)
   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
   HAL_GPIO_Init(mute_GPIO_Port, &GPIO_InitStruct);
 
-  /*Configure GPIO pins : tack_a_Pin tack_b_Pin en_c_Pin en_b_Pin */
+  /*Configure GPIO pins : tack_a_Pin tack_b_Pin */
-  GPIO_InitStruct.Pin = tack_a_Pin|tack_b_Pin|en_c_Pin|en_b_Pin;
+  GPIO_InitStruct.Pin = tack_a_Pin|tack_b_Pin;
-  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+  GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING;
   GPIO_InitStruct.Pull = GPIO_PULLUP;
   HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
 
@@ -289,6 +337,12 @@ static void MX_GPIO_Init(void)
   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
   HAL_GPIO_Init(run_led_GPIO_Port, &GPIO_InitStruct);
 
+  /*Configure GPIO pins : en_c_Pin en_b_Pin */
+  GPIO_InitStruct.Pin = en_c_Pin|en_b_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+  GPIO_InitStruct.Pull = GPIO_PULLUP;
+  HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
   /*Configure GPIO pin : en_a_Pin */
   GPIO_InitStruct.Pin = en_a_Pin;
   GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
@@ -296,6 +350,12 @@ static void MX_GPIO_Init(void)
   HAL_GPIO_Init(en_a_GPIO_Port, &GPIO_InitStruct);
 
   /* EXTI interrupt init*/
+  HAL_NVIC_SetPriority(EXTI0_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(EXTI0_IRQn);
+
+  HAL_NVIC_SetPriority(EXTI1_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(EXTI1_IRQn);
+
   HAL_NVIC_SetPriority(EXTI4_IRQn, 0, 0);
   HAL_NVIC_EnableIRQ(EXTI4_IRQn);
 

f103c8t6_keil/Core/Src/stm32f1xx_hal_msp.c

@@ -169,6 +169,20 @@ void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base)
 
   /* USER CODE END TIM2_MspInit 1 */
   }
+  else if(htim_base->Instance==TIM3)
+  {
+  /* USER CODE BEGIN TIM3_MspInit 0 */
+
+  /* USER CODE END TIM3_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_TIM3_CLK_ENABLE();
+    /* TIM3 interrupt Init */
+    HAL_NVIC_SetPriority(TIM3_IRQn, 0, 0);
+    HAL_NVIC_EnableIRQ(TIM3_IRQn);
+  /* USER CODE BEGIN TIM3_MspInit 1 */
+
+  /* USER CODE END TIM3_MspInit 1 */
+  }
 
 }
 
@@ -218,6 +232,20 @@ void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
 
   /* USER CODE END TIM2_MspDeInit 1 */
   }
+  else if(htim_base->Instance==TIM3)
+  {
+  /* USER CODE BEGIN TIM3_MspDeInit 0 */
+
+  /* USER CODE END TIM3_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_TIM3_CLK_DISABLE();
+
+    /* TIM3 interrupt DeInit */
+    HAL_NVIC_DisableIRQ(TIM3_IRQn);
+  /* USER CODE BEGIN TIM3_MspDeInit 1 */
+
+  /* USER CODE END TIM3_MspDeInit 1 */
+  }
 
 }
 

f103c8t6_keil/Core/Src/stm32f1xx_it.c

@@ -56,6 +56,7 @@
 
 /* External variables --------------------------------------------------------*/
 extern TIM_HandleTypeDef htim2;
+extern TIM_HandleTypeDef htim3;
 /* USER CODE BEGIN EV */
 
 /* USER CODE END EV */
@@ -198,6 +199,34 @@ void SysTick_Handler(void)
 /* please refer to the startup file (startup_stm32f1xx.s).                    */
 /******************************************************************************/
 
+/**
+  * @brief This function handles EXTI line0 interrupt.
+  */
+void EXTI0_IRQHandler(void)
+{
+  /* USER CODE BEGIN EXTI0_IRQn 0 */
+
+  /* USER CODE END EXTI0_IRQn 0 */
+  HAL_GPIO_EXTI_IRQHandler(tack_a_Pin);
+  /* USER CODE BEGIN EXTI0_IRQn 1 */
+
+  /* USER CODE END EXTI0_IRQn 1 */
+}
+
+/**
+  * @brief This function handles EXTI line1 interrupt.
+  */
+void EXTI1_IRQHandler(void)
+{
+  /* USER CODE BEGIN EXTI1_IRQn 0 */
+
+  /* USER CODE END EXTI1_IRQn 0 */
+  HAL_GPIO_EXTI_IRQHandler(tack_b_Pin);
+  /* USER CODE BEGIN EXTI1_IRQn 1 */
+
+  /* USER CODE END EXTI1_IRQn 1 */
+}
+
 /**
   * @brief This function handles EXTI line4 interrupt.
   */
@@ -226,6 +255,20 @@ void TIM2_IRQHandler(void)
   /* USER CODE END TIM2_IRQn 1 */
 }
 
+/**
+  * @brief This function handles TIM3 global interrupt.
+  */
+void TIM3_IRQHandler(void)
+{
+  /* USER CODE BEGIN TIM3_IRQn 0 */
+
+  /* USER CODE END TIM3_IRQn 0 */
+  HAL_TIM_IRQHandler(&htim3);
+  /* USER CODE BEGIN TIM3_IRQn 1 */
+
+  /* USER CODE END TIM3_IRQn 1 */
+}
+
 /* USER CODE BEGIN 1 */
 
 /* USER CODE END 1 */

f103c8t6_keil/MDK-ARM/MYDEIVERS/buzzer.c

@@ -10,88 +10,3 @@ TIM2->ARR  = (uint32_t)((72000000/freq)-1);TIM2->CCR3 = (uint32_t)(((72000000/fr
 
 
 
-void add_a_note(uint16_t freq,uint8_t duty,uint16_t deley)
-{
-struct notes* buff;
-buff = (struct notes*)malloc(sizeof(struct notes));
-if (buff != NULL)
-{
-buff->freq = freq;
-buff->duty = duty;
-buff->deley = deley;
-buff->next_note = NULL;
-
-if (notes == NULL)
-{
-notes = buff;
-}
-else
-{
-struct notes *t = notes;
-while (t->next_note != NULL)
-{
-t = t->next_note;
-}
-t->next_note = buff;
-}
-}
-
-}
-
-void delhead()                    
-{
-if (notes == NULL)
-{
-return;
-}
-
-
-if (notes->next_note == NULL)
-{
-free(notes);
-notes = NULL;
-}
-else
-{
-struct notes *t = notes;
-notes = notes->next_note;
-free(t);
-
-}
-
-
-
-}
-
-char buzzer_play_server()                    
-{
-
-
-static char busy_flag=0;
-static uint32_t play_delay;
-
-if(notes == NULL)
-{
-	play_ones(0,0);
-}else
-{
-	if(busy_flag==0)
-	{
-		busy_flag=1;
-		play_delay=HAL_GetTick()+notes->deley;
-		play_ones(notes->freq,notes->duty);
-	}
-	if(busy_flag==1)
-	{
-		if(HAL_GetTick()>play_delay)
-		{
-			busy_flag=0;
-			delhead();
-		}
-	}
-}
-
-
-
-return busy_flag;
-}

f103c8t6_keil/MDK-ARM/MYDEIVERS/buzzer.h

@@ -3,16 +3,9 @@
 
 #include "main.h"
 
-struct notes             
+
-{
-	uint16_t freq;          
-	uint8_t duty;           
-	uint16_t deley;         
-	struct notes *next_note;
-};
 
 void play_ones(uint16_t freq,uint8_t dutya);
-void add_a_note(uint16_t freq,uint8_t duty,uint16_t deley);
+
-char buzzer_play_server();
 
 #endif /* BUZZER_H_ */

f103c8t6_keil/MDK-ARM/MYDEIVERS/mymain.c

@@ -177,6 +177,8 @@ char sys_lan=0;
 
 int encode_c=0;
 
+int test_code=0;
+
 menu menu_main=
 {
 		"Back\nInput\nBuzzer\nOLED\nAuto\nType\nLanguage\nAbout",
@@ -194,10 +196,10 @@ void mymain()
 	
 	OLED_Init();//屏幕初始化
 	HAL_TIM_PWM_Start(&htim2,TIM_CHANNEL_3);//启动n通道的pwm
-	MUTE(1);//静音
+	HAL_TIM_Base_Start_IT(&htim3);
-	//add_a_note(1000,50,1000);//开机响一声
+	MUTE(0);
-	
+
-	
+	//play_ones(1000,50);
 	while(1)
 	{
 		
@@ -218,6 +220,9 @@ void mymain()
 				encode_c+=GET_ENCODE(&E1);
 				sprintf(str,"ENCODE:%d",encode_c);
 				OLED_Str(0,8,8,str,1);
+				
+				sprintf(str,"testcode:%d",test_code);
+				OLED_Str(0,16,8,str,1);
 			
 				fps_++;
 				sprintf(str,"FPS:%d",fps);
@@ -247,7 +252,7 @@ void mymain()
 		
 		GEI_BUTTON_CODE(&B1);//循环更新按钮
 		OLED_Cache_to_hardware();//刷新屏幕
-		buzzer_play_server();
+		
 		if(HAL_GetTick()>run_tick)
 		{
 			run_tick+=1000;
@@ -266,22 +271,40 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
 	switch (GPIO_Pin)
 	{
   	case en_a_Pin:
-		switch(HAL_GPIO_ReadPin(en_b_GPIO_Port,en_b_Pin))
+			switch(HAL_GPIO_ReadPin(en_b_GPIO_Port,en_b_Pin))
-		{
+			{
-			case 1:
+				case 1:
-				E1.code+=1;
+					E1.code+=1;
-				E1.move_flag=1;
+					E1.move_flag=1;
-				break;
+					break;
-			case 0:
+				case 0:
-				E1.code-=1;
+					E1.code-=1;
-				E1.move_flag=1;
+					E1.move_flag=1;
-				break;
+					break;
-		}
+			}
 		break;
 
+		
+		case tack_a_Pin:
+			test_code++;
+		break;
+		case tack_b_Pin:
+			test_code--;
+		break;
+		
   	default:
   	break;
 
   	//__HAL_GPIO_EXTI_CLEAR_IT(GPIO_Pin);
   }
+}
+
+
+
+void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)//1ms
+{
+    if (htim == (&htim3))
+		{
+		
+		}
 }

f103c8t6_keil/MDK-ARM/MYDEIVERS/mymain.h

@@ -20,6 +20,8 @@ struct morsecode
 	char letter;
 };
 
+extern TIM_HandleTypeDef htim3;
+
 void mymain();
 
 #endif /* MYMAIN_H_ */

f103c8t6_keil/MDK-ARM/f103c8t6_KEIL/f103c8t6_KEIL.build_log.htm

@@ -21,30 +21,66 @@ Target DLL:      STLink\ST-LINKIII-KEIL_SWO.dll V3.0.9.0
 Dialog DLL:      TCM.DLL V1.53.0.0
  
 <h2>Project:</h2>
-C:\Users\kevin\Desktop\morse_code_trainer\f103c8t6_keil\MDK-ARM\f103c8t6_KEIL.uvprojx
+C:\Users\wuwen\morse_code_trainer\f103c8t6_keil\MDK-ARM\f103c8t6_KEIL.uvprojx
-Project File Date:  04/28/2022
+Project File Date:  04/30/2022
 
 <h2>Output:</h2>
 *** Using Compiler 'V5.06 update 7 (build 960)', folder: 'C:\Keil_v5\ARM\ARMCC\Bin'
 Build target 'f103c8t6_KEIL'
+assembling startup_stm32f103xb.s...
+compiling stm32f1xx_hal_msp.c...
+compiling stm32f1xx_it.c...
+compiling main.c...
+./MYDEIVERS/oled.h(33): warning:  #1295-D: Deprecated declaration OLED_Cache_to_hardware - give arg types
+  void OLED_Cache_to_hardware();
+./MYDEIVERS/mymain.h(25): warning:  #1295-D: Deprecated declaration mymain - give arg types
+  void mymain();
+../Core/Src/main.c: 2 warnings, 0 errors
+compiling stm32f1xx_hal_gpio_ex.c...
+compiling stm32f1xx_hal.c...
+compiling stm32f1xx_hal_i2c.c...
+compiling stm32f1xx_hal_rcc_ex.c...
+compiling stm32f1xx_hal_rcc.c...
+compiling stm32f1xx_hal_gpio.c...
+compiling stm32f1xx_hal_cortex.c...
+compiling stm32f1xx_hal_dma.c...
+compiling stm32f1xx_hal_pwr.c...
+compiling stm32f1xx_hal_flash_ex.c...
+compiling stm32f1xx_hal_flash.c...
+compiling stm32f1xx_hal_exti.c...
+compiling system_stm32f1xx.c...
+compiling stm32f1xx_hal_tim_ex.c...
+compiling stm32f1xx_hal_tim.c...
+compiling hread_interface.c...
 compiling mymain.c...
 MYDEIVERS\oled.h(33): warning:  #1295-D: Deprecated declaration OLED_Cache_to_hardware - give arg types
   void OLED_Cache_to_hardware();
-MYDEIVERS\buzzer.h(16): warning:  #1295-D: Deprecated declaration buzzer_play_server - give arg types
+MYDEIVERS\mymain.h(25): warning:  #1295-D: Deprecated declaration mymain - give arg types
-  char buzzer_play_server();
-MYDEIVERS\mymain.h(23): warning:  #1295-D: Deprecated declaration mymain - give arg types
   void mymain();
-MYDEIVERS\mymain.c(197): warning:  #188-D: enumerated type mixed with another type
+MYDEIVERS\mymain.c(200): warning:  #188-D: enumerated type mixed with another type
-  	MUTE(1);//�音
+  	MUTE(0);
-MYDEIVERS\mymain.c(215): warning:  #223-D: function "sprintf" declared implicitly
+MYDEIVERS\mymain.c(217): warning:  #223-D: function "sprintf" declared implicitly
   				sprintf(str,"BUTTON:%d",B1.code);
-MYDEIVERS\mymain.c(287): warning:  #1-D: last line of file ends without a newline
+MYDEIVERS\mymain.c(310): warning:  #1-D: last line of file ends without a newline
   }
-MYDEIVERS\mymain.c: 6 warnings, 0 errors
+MYDEIVERS\mymain.c: 5 warnings, 0 errors
+compiling oled.c...
+MYDEIVERS\oled.h(33): warning:  #1295-D: Deprecated declaration OLED_Cache_to_hardware - give arg types
+  void OLED_Cache_to_hardware();
+MYDEIVERS\oled.c(1036): warning:  #550-D: variable "absx"  was set but never used
+  	int dx,dy,absx,absy;
+MYDEIVERS\oled.c(1036): warning:  #550-D: variable "absy"  was set but never used
+  	int dx,dy,absx,absy;
+MYDEIVERS\oled.c: 3 warnings, 0 errors
+compiling buzzer.c...
+compiling encode.c...
+MYDEIVERS\encode.c(62): warning:  #1-D: last line of file ends without a newline
+  }
+MYDEIVERS\encode.c: 1 warning, 0 errors
 linking...
-Program Size: Code=9832 RO-data=3768 RW-data=76 ZI-data=3876  
+Program Size: Code=8984 RO-data=3768 RW-data=68 ZI-data=3948  
 FromELF: creating hex file...
-"f103c8t6_KEIL\f103c8t6_KEIL.axf" - 0 Error(s), 6 Warning(s).
+"f103c8t6_KEIL\f103c8t6_KEIL.axf" - 0 Error(s), 11 Warning(s).
 
 <h2>Software Packages used:</h2>
 
@@ -61,14 +97,14 @@ Package Vendor: Keil
 
 <h2>Collection of Component include folders:</h2>
   .\RTE\_f103c8t6_KEIL
-  C:\Users\kevin\AppData\Local\Arm\Packs\ARM\CMSIS\5.8.0\CMSIS\Core\Include
+  C:\Users\wuwen\AppData\Local\Arm\Packs\ARM\CMSIS\5.8.0\CMSIS\Core\Include
-  C:\Users\kevin\AppData\Local\Arm\Packs\Keil\STM32F1xx_DFP\2.4.0\Device\Include
+  C:\Users\wuwen\AppData\Local\Arm\Packs\Keil\STM32F1xx_DFP\2.4.0\Device\Include
 
 <h2>Collection of Component Files used:</h2>
 
    * Component: ARM::CMSIS:CORE:5.5.0
       Include file:  CMSIS\Core\Include\tz_context.h
-Build Time Elapsed:  00:00:02
+Build Time Elapsed:  00:00:12
 </pre>
 </body>
 </html>

f103c8t6_keil/MDK-ARM/startup_stm32f103xb.lst

@@ -475,8 +475,8 @@ ARM Macro Assembler    Page 8
               00000000 
 Command Line: --debug --xref --diag_suppress=9931 --cpu=Cortex-M3 --apcs=interw
 ork --depend=f103c8t6_keil\startup_stm32f103xb.d -of103c8t6_keil\startup_stm32f
-103xb.o -I.\RTE\_f103c8t6_KEIL -IC:\Users\kevin\AppData\Local\Arm\Packs\ARM\CMS
+103xb.o -I.\RTE\_f103c8t6_KEIL -IC:\Users\wuwen\AppData\Local\Arm\Packs\ARM\CMS
-IS\5.8.0\CMSIS\Core\Include -IC:\Users\kevin\AppData\Local\Arm\Packs\Keil\STM32
+IS\5.8.0\CMSIS\Core\Include -IC:\Users\wuwen\AppData\Local\Arm\Packs\Keil\STM32
 F1xx_DFP\2.4.0\Device\Include --predefine="__EVAL SETA 1" --predefine="__UVISIO
 N_VERSION SETA 536" --predefine="_RTE_ SETA 1" --predefine="STM32F10X_MD SETA 1
 " --predefine="_RTE_ SETA 1" --list=startup_stm32f103xb.lst startup_stm32f103xb

f103c8t6_keil/f103c8t6_KEIL.ioc

@@ -9,7 +9,8 @@ Mcu.IP1=NVIC
 Mcu.IP2=RCC
 Mcu.IP3=SYS
 Mcu.IP4=TIM2
-Mcu.IPNb=5
+Mcu.IP5=TIM3
+Mcu.IPNb=6
 Mcu.Name=STM32F103C(8-B)Tx
 Mcu.Package=LQFP48
 Mcu.Pin0=PC14-OSC32_IN
@@ -23,6 +24,7 @@ Mcu.Pin15=PB6
 Mcu.Pin16=PB7
 Mcu.Pin17=VP_SYS_VS_Systick
 Mcu.Pin18=VP_TIM2_VS_ClockSourceINT
+Mcu.Pin19=VP_TIM3_VS_ClockSourceINT
 Mcu.Pin2=PD0-OSC_IN
 Mcu.Pin3=PD1-OSC_OUT
 Mcu.Pin4=PA2
@@ -31,7 +33,7 @@ Mcu.Pin6=PB0
 Mcu.Pin7=PB1
 Mcu.Pin8=PB12
 Mcu.Pin9=PB15
-Mcu.PinsNb=19
+Mcu.PinsNb=20
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F103C8Tx
@@ -39,6 +41,8 @@ MxCube.Version=6.5.0
 MxDb.Version=DB.6.0.50
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:true
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:true
+NVIC.EXTI0_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
+NVIC.EXTI1_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
 NVIC.EXTI4_IRQn=true\:0\:0\:true\:false\:true\:true\:true\:true
 NVIC.ForceEnableDMAVector=true
 NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:true
@@ -49,6 +53,7 @@ NVIC.PriorityGroup=NVIC_PRIORITYGROUP_4
 NVIC.SVCall_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:true
 NVIC.SysTick_IRQn=true\:15\:0\:false\:false\:true\:false\:true\:true
 NVIC.TIM2_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
+NVIC.TIM3_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
 NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:true
 PA13.Mode=Serial_Wire
 PA13.Signal=SYS_JTMS-SWDIO
@@ -64,16 +69,18 @@ PA3.GPIO_Speed=GPIO_SPEED_FREQ_HIGH
 PA3.Locked=true
 PA3.PinState=GPIO_PIN_SET
 PA3.Signal=GPIO_Output
-PB0.GPIOParameters=GPIO_PuPd,GPIO_Label
+PB0.GPIOParameters=GPIO_PuPd,GPIO_Label,GPIO_ModeDefaultEXTI
 PB0.GPIO_Label=tack_a
+PB0.GPIO_ModeDefaultEXTI=GPIO_MODE_IT_RISING_FALLING
 PB0.GPIO_PuPd=GPIO_PULLUP
 PB0.Locked=true
-PB0.Signal=GPIO_Input
+PB0.Signal=GPXTI0
-PB1.GPIOParameters=GPIO_PuPd,GPIO_Label
+PB1.GPIOParameters=GPIO_PuPd,GPIO_Label,GPIO_ModeDefaultEXTI
 PB1.GPIO_Label=tack_b
+PB1.GPIO_ModeDefaultEXTI=GPIO_MODE_IT_RISING_FALLING
 PB1.GPIO_PuPd=GPIO_PULLUP
 PB1.Locked=true
-PB1.Signal=GPIO_Input
+PB1.Signal=GPXTI1
 PB12.GPIOParameters=GPIO_Speed,PinState,GPIO_PuPd,GPIO_Label,GPIO_ModeDefaultOutputPP
 PB12.GPIO_Label=run_led2
 PB12.GPIO_ModeDefaultOutputPP=GPIO_MODE_OUTPUT_PP
@@ -145,7 +152,7 @@ ProjectManager.StackSize=0x400
 ProjectManager.TargetToolchain=MDK-ARM V5.32
 ProjectManager.ToolChainLocation=
 ProjectManager.UnderRoot=false
-ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_I2C1_Init-I2C1-false-HAL-true,4-MX_TIM2_Init-TIM2-false-HAL-true
+ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_I2C1_Init-I2C1-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
@@ -167,6 +174,10 @@ RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
 RCC.TimSysFreq_Value=72000000
 RCC.USBFreq_Value=72000000
 RCC.VCOOutput2Freq_Value=8000000
+SH.GPXTI0.0=GPIO_EXTI0
+SH.GPXTI0.ConfNb=1
+SH.GPXTI1.0=GPIO_EXTI1
+SH.GPXTI1.ConfNb=1
 SH.GPXTI4.0=GPIO_EXTI4
 SH.GPXTI4.ConfNb=1
 SH.S_TIM2_CH3.0=TIM2_CH3,PWM Generation3 CH3
@@ -174,8 +185,13 @@ SH.S_TIM2_CH3.ConfNb=1
 TIM2.Channel-PWM\ Generation3\ CH3=TIM_CHANNEL_3
 TIM2.IPParameters=Channel-PWM Generation3 CH3,Period
 TIM2.Period=0
+TIM3.IPParameters=Prescaler,Period
+TIM3.Period=1000-1
+TIM3.Prescaler=72-1
 VP_SYS_VS_Systick.Mode=SysTick
 VP_SYS_VS_Systick.Signal=SYS_VS_Systick
 VP_TIM2_VS_ClockSourceINT.Mode=Internal
 VP_TIM2_VS_ClockSourceINT.Signal=TIM2_VS_ClockSourceINT
+VP_TIM3_VS_ClockSourceINT.Mode=Internal
+VP_TIM3_VS_ClockSourceINT.Signal=TIM3_VS_ClockSourceINT
 board=custom