stm32f1xx_it.c 7.0 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file stm32f1xx_it.c
  5. * @brief Interrupt Service Routines.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2023 STMicroelectronics.
  10. * All rights reserved.
  11. *
  12. * This software is licensed under terms that can be found in the LICENSE file
  13. * in the root directory of this software component.
  14. * If no LICENSE file comes with this software, it is provided AS-IS.
  15. *
  16. ******************************************************************************
  17. */
  18. /* USER CODE END Header */
  19. /* Includes ------------------------------------------------------------------*/
  20. #include "main.h"
  21. #include "stm32f1xx_it.h"
  22. /* Private includes ----------------------------------------------------------*/
  23. /* USER CODE BEGIN Includes */
  24. #include "gpio.h"
  25. #include "adc.h"
  26. #include "usart.h"
  27. /* USER CODE END Includes */
  28. /* Private typedef -----------------------------------------------------------*/
  29. /* USER CODE BEGIN TD */
  30. /* USER CODE END TD */
  31. /* Private define ------------------------------------------------------------*/
  32. /* USER CODE BEGIN PD */
  33. /* USER CODE END PD */
  34. /* Private macro -------------------------------------------------------------*/
  35. /* USER CODE BEGIN PM */
  36. /* USER CODE END PM */
  37. /* Private variables ---------------------------------------------------------*/
  38. /* USER CODE BEGIN PV */
  39. uint8_t receive_buffer[30]; // 定义接收缓存,这里假设最多可以接收100个字节
  40. uint8_t flag = 0;
  41. uint8_t gpioaStatus = 0;
  42. uint8_t gpiobStatus = 0;
  43. /* USER CODE END PV */
  44. /* Private function prototypes -----------------------------------------------*/
  45. /* USER CODE BEGIN PFP */
  46. /* USER CODE END PFP */
  47. /* Private user code ---------------------------------------------------------*/
  48. /* USER CODE BEGIN 0 */
  49. /* USER CODE END 0 */
  50. /* External variables --------------------------------------------------------*/
  51. extern TIM_HandleTypeDef htim2;
  52. extern DMA_HandleTypeDef hdma_usart1_rx;
  53. extern UART_HandleTypeDef huart1;
  54. extern UART_HandleTypeDef huart3;
  55. /* USER CODE BEGIN EV */
  56. /* USER CODE END EV */
  57. /******************************************************************************/
  58. /* Cortex-M3 Processor Interruption and Exception Handlers */
  59. /******************************************************************************/
  60. /**
  61. * @brief This function handles Non maskable interrupt.
  62. */
  63. void NMI_Handler(void)
  64. {
  65. /* USER CODE BEGIN NonMaskableInt_IRQn 0 */
  66. /* USER CODE END NonMaskableInt_IRQn 0 */
  67. /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
  68. while (1)
  69. {
  70. }
  71. /* USER CODE END NonMaskableInt_IRQn 1 */
  72. }
  73. /**
  74. * @brief This function handles Hard fault interrupt.
  75. */
  76. void HardFault_Handler(void)
  77. {
  78. /* USER CODE BEGIN HardFault_IRQn 0 */
  79. /* USER CODE END HardFault_IRQn 0 */
  80. while (1)
  81. {
  82. /* USER CODE BEGIN W1_HardFault_IRQn 0 */
  83. /* USER CODE END W1_HardFault_IRQn 0 */
  84. }
  85. }
  86. /**
  87. * @brief This function handles Memory management fault.
  88. */
  89. void MemManage_Handler(void)
  90. {
  91. /* USER CODE BEGIN MemoryManagement_IRQn 0 */
  92. /* USER CODE END MemoryManagement_IRQn 0 */
  93. while (1)
  94. {
  95. /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
  96. /* USER CODE END W1_MemoryManagement_IRQn 0 */
  97. }
  98. }
  99. /**
  100. * @brief This function handles Prefetch fault, memory access fault.
  101. */
  102. void BusFault_Handler(void)
  103. {
  104. /* USER CODE BEGIN BusFault_IRQn 0 */
  105. /* USER CODE END BusFault_IRQn 0 */
  106. while (1)
  107. {
  108. /* USER CODE BEGIN W1_BusFault_IRQn 0 */
  109. /* USER CODE END W1_BusFault_IRQn 0 */
  110. }
  111. }
  112. /**
  113. * @brief This function handles Undefined instruction or illegal state.
  114. */
  115. void UsageFault_Handler(void)
  116. {
  117. /* USER CODE BEGIN UsageFault_IRQn 0 */
  118. /* USER CODE END UsageFault_IRQn 0 */
  119. while (1)
  120. {
  121. /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
  122. /* USER CODE END W1_UsageFault_IRQn 0 */
  123. }
  124. }
  125. /**
  126. * @brief This function handles System service call via SWI instruction.
  127. */
  128. void SVC_Handler(void)
  129. {
  130. /* USER CODE BEGIN SVCall_IRQn 0 */
  131. /* USER CODE END SVCall_IRQn 0 */
  132. /* USER CODE BEGIN SVCall_IRQn 1 */
  133. /* USER CODE END SVCall_IRQn 1 */
  134. }
  135. /**
  136. * @brief This function handles Debug monitor.
  137. */
  138. void DebugMon_Handler(void)
  139. {
  140. /* USER CODE BEGIN DebugMonitor_IRQn 0 */
  141. /* USER CODE END DebugMonitor_IRQn 0 */
  142. /* USER CODE BEGIN DebugMonitor_IRQn 1 */
  143. /* USER CODE END DebugMonitor_IRQn 1 */
  144. }
  145. /**
  146. * @brief This function handles Pendable request for system service.
  147. */
  148. void PendSV_Handler(void)
  149. {
  150. /* USER CODE BEGIN PendSV_IRQn 0 */
  151. /* USER CODE END PendSV_IRQn 0 */
  152. /* USER CODE BEGIN PendSV_IRQn 1 */
  153. /* USER CODE END PendSV_IRQn 1 */
  154. }
  155. /**
  156. * @brief This function handles System tick timer.
  157. */
  158. void SysTick_Handler(void)
  159. {
  160. /* USER CODE BEGIN SysTick_IRQn 0 */
  161. /* USER CODE END SysTick_IRQn 0 */
  162. HAL_IncTick();
  163. /* USER CODE BEGIN SysTick_IRQn 1 */
  164. /* USER CODE END SysTick_IRQn 1 */
  165. }
  166. /******************************************************************************/
  167. /* STM32F1xx Peripheral Interrupt Handlers */
  168. /* Add here the Interrupt Handlers for the used peripherals. */
  169. /* For the available peripheral interrupt handler names, */
  170. /* please refer to the startup file (startup_stm32f1xx.s). */
  171. /******************************************************************************/
  172. /**
  173. * @brief This function handles DMA1 channel5 global interrupt.
  174. */
  175. void DMA1_Channel5_IRQHandler(void)
  176. {
  177. /* USER CODE BEGIN DMA1_Channel5_IRQn 0 */
  178. /* USER CODE END DMA1_Channel5_IRQn 0 */
  179. HAL_DMA_IRQHandler(&hdma_usart1_rx);
  180. /* USER CODE BEGIN DMA1_Channel5_IRQn 1 */
  181. /* USER CODE END DMA1_Channel5_IRQn 1 */
  182. }
  183. /**
  184. * @brief This function handles TIM2 global interrupt.
  185. */
  186. void TIM2_IRQHandler(void)
  187. {
  188. /* USER CODE BEGIN TIM2_IRQn 0 */
  189. HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_12);
  190. /* USER CODE END TIM2_IRQn 0 */
  191. HAL_TIM_IRQHandler(&htim2);
  192. /* USER CODE BEGIN TIM2_IRQn 1 */
  193. /* USER CODE END TIM2_IRQn 1 */
  194. }
  195. /**
  196. * @brief This function handles USART1 global interrupt.
  197. */
  198. void USART1_IRQHandler(void)
  199. {
  200. /* USER CODE BEGIN USART1_IRQn 0 */
  201. uint32_t temp;
  202. if((__HAL_UART_GET_FLAG(&huart1,UART_FLAG_IDLE) != RESET))
  203. {
  204. /*清除状态寄存器和串口数据寄存器*/
  205. __HAL_UART_CLEAR_IDLEFLAG(&huart1);
  206. /*失能DMA接收*/
  207. HAL_UART_DMAStop(&huart1);
  208. /*读取接收长度,总大小-剩余大小*/
  209. temp = huart1.hdmarx->Instance->CNDTR;
  210. Rx_Len = Rx_Max - temp;
  211. /*接收标志位置1*/
  212. Rx_Flag=1;
  213. /*使能接收DMA接收*/
  214. HAL_UART_Receive_DMA(&huart1,Rx_Buf,Rx_Max);
  215. }
  216. /* USER CODE END USART1_IRQn 0 */
  217. HAL_UART_IRQHandler(&huart1);
  218. /* USER CODE BEGIN USART1_IRQn 1 */
  219. /* USER CODE END USART1_IRQn 1 */
  220. }
  221. /**
  222. * @brief This function handles USART3 global interrupt.
  223. */
  224. void USART3_IRQHandler(void)
  225. {
  226. /* USER CODE BEGIN USART3_IRQn 0 */
  227. /* USER CODE END USART3_IRQn 0 */
  228. HAL_UART_IRQHandler(&huart3);
  229. /* USER CODE BEGIN USART3_IRQn 1 */
  230. /* USER CODE END USART3_IRQn 1 */
  231. }
  232. /* USER CODE BEGIN 1 */
  233. /* USER CODE END 1 */