stm32l4xx_it.c 8.1 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file stm32l4xx_it.c
  5. * @brief Interrupt Service Routines.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2025 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 "stm32l4xx_it.h"
  22. /* Private includes ----------------------------------------------------------*/
  23. /* USER CODE BEGIN Includes */
  24. /* USER CODE END Includes */
  25. /* Private typedef -----------------------------------------------------------*/
  26. /* USER CODE BEGIN TD */
  27. #include "cmsis_os.h"
  28. #include "FreeRTOS.h"
  29. #include "queue.h"
  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. /* USER CODE END PV */
  40. /* Private function prototypes -----------------------------------------------*/
  41. /* USER CODE BEGIN PFP */
  42. /* USER CODE END PFP */
  43. /* Private user code ---------------------------------------------------------*/
  44. /* USER CODE BEGIN 0 */
  45. /* USER CODE END 0 */
  46. /* External variables --------------------------------------------------------*/
  47. extern DMA_HandleTypeDef hdma_usart1_rx;
  48. extern DMA_HandleTypeDef hdma_usart1_tx;
  49. extern DMA_HandleTypeDef hdma_usart2_rx;
  50. extern DMA_HandleTypeDef hdma_usart2_tx;
  51. extern UART_HandleTypeDef huart1;
  52. extern UART_HandleTypeDef huart2;
  53. extern TIM_HandleTypeDef htim6;
  54. /* USER CODE BEGIN EV */
  55. __attribute__((aligned(4))) uint8_t dataReceive485[BUFFER_SIZE485]; // 485串口接收buffer
  56. __attribute__((aligned(4))) uint8_t dataReceivep[BUFFER_SIZEP];
  57. uint32_t uartIRQ_rx_len = 0 ; // 485串口接收数据长度
  58. uint32_t uartprint_rx_len = 0 ;
  59. extern QueueHandle_t uart485rxqueueHandle;
  60. /* USER CODE END EV */
  61. /******************************************************************************/
  62. /* Cortex-M4 Processor Interruption and Exception Handlers */
  63. /******************************************************************************/
  64. /**
  65. * @brief This function handles Non maskable interrupt.
  66. */
  67. void NMI_Handler(void)
  68. {
  69. /* USER CODE BEGIN NonMaskableInt_IRQn 0 */
  70. /* USER CODE END NonMaskableInt_IRQn 0 */
  71. /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
  72. while (1)
  73. {
  74. }
  75. /* USER CODE END NonMaskableInt_IRQn 1 */
  76. }
  77. /**
  78. * @brief This function handles Hard fault interrupt.
  79. */
  80. void HardFault_Handler(void)
  81. {
  82. /* USER CODE BEGIN HardFault_IRQn 0 */
  83. /* USER CODE END HardFault_IRQn 0 */
  84. while (1)
  85. {
  86. /* USER CODE BEGIN W1_HardFault_IRQn 0 */
  87. /* USER CODE END W1_HardFault_IRQn 0 */
  88. }
  89. }
  90. /**
  91. * @brief This function handles Memory management fault.
  92. */
  93. void MemManage_Handler(void)
  94. {
  95. /* USER CODE BEGIN MemoryManagement_IRQn 0 */
  96. /* USER CODE END MemoryManagement_IRQn 0 */
  97. while (1)
  98. {
  99. /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
  100. /* USER CODE END W1_MemoryManagement_IRQn 0 */
  101. }
  102. }
  103. /**
  104. * @brief This function handles Prefetch fault, memory access fault.
  105. */
  106. void BusFault_Handler(void)
  107. {
  108. /* USER CODE BEGIN BusFault_IRQn 0 */
  109. /* USER CODE END BusFault_IRQn 0 */
  110. while (1)
  111. {
  112. /* USER CODE BEGIN W1_BusFault_IRQn 0 */
  113. /* USER CODE END W1_BusFault_IRQn 0 */
  114. }
  115. }
  116. /**
  117. * @brief This function handles Undefined instruction or illegal state.
  118. */
  119. void UsageFault_Handler(void)
  120. {
  121. /* USER CODE BEGIN UsageFault_IRQn 0 */
  122. /* USER CODE END UsageFault_IRQn 0 */
  123. while (1)
  124. {
  125. /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
  126. /* USER CODE END W1_UsageFault_IRQn 0 */
  127. }
  128. }
  129. /**
  130. * @brief This function handles Debug monitor.
  131. */
  132. void DebugMon_Handler(void)
  133. {
  134. /* USER CODE BEGIN DebugMonitor_IRQn 0 */
  135. /* USER CODE END DebugMonitor_IRQn 0 */
  136. /* USER CODE BEGIN DebugMonitor_IRQn 1 */
  137. /* USER CODE END DebugMonitor_IRQn 1 */
  138. }
  139. /******************************************************************************/
  140. /* STM32L4xx Peripheral Interrupt Handlers */
  141. /* Add here the Interrupt Handlers for the used peripherals. */
  142. /* For the available peripheral interrupt handler names, */
  143. /* please refer to the startup file (startup_stm32l4xx.s). */
  144. /******************************************************************************/
  145. /**
  146. * @brief This function handles DMA1 channel4 global interrupt.
  147. */
  148. void DMA1_Channel4_IRQHandler(void)
  149. {
  150. /* USER CODE BEGIN DMA1_Channel4_IRQn 0 */
  151. /* USER CODE END DMA1_Channel4_IRQn 0 */
  152. HAL_DMA_IRQHandler(&hdma_usart1_tx);
  153. /* USER CODE BEGIN DMA1_Channel4_IRQn 1 */
  154. /* USER CODE END DMA1_Channel4_IRQn 1 */
  155. }
  156. /**
  157. * @brief This function handles DMA1 channel5 global interrupt.
  158. */
  159. void DMA1_Channel5_IRQHandler(void)
  160. {
  161. /* USER CODE BEGIN DMA1_Channel5_IRQn 0 */
  162. /* USER CODE END DMA1_Channel5_IRQn 0 */
  163. HAL_DMA_IRQHandler(&hdma_usart1_rx);
  164. /* USER CODE BEGIN DMA1_Channel5_IRQn 1 */
  165. /* USER CODE END DMA1_Channel5_IRQn 1 */
  166. }
  167. /**
  168. * @brief This function handles DMA1 channel6 global interrupt.
  169. */
  170. void DMA1_Channel6_IRQHandler(void)
  171. {
  172. /* USER CODE BEGIN DMA1_Channel6_IRQn 0 */
  173. /* USER CODE END DMA1_Channel6_IRQn 0 */
  174. HAL_DMA_IRQHandler(&hdma_usart2_rx);
  175. /* USER CODE BEGIN DMA1_Channel6_IRQn 1 */
  176. /* USER CODE END DMA1_Channel6_IRQn 1 */
  177. }
  178. /**
  179. * @brief This function handles DMA1 channel7 global interrupt.
  180. */
  181. void DMA1_Channel7_IRQHandler(void)
  182. {
  183. /* USER CODE BEGIN DMA1_Channel7_IRQn 0 */
  184. /* USER CODE END DMA1_Channel7_IRQn 0 */
  185. HAL_DMA_IRQHandler(&hdma_usart2_tx);
  186. /* USER CODE BEGIN DMA1_Channel7_IRQn 1 */
  187. /* USER CODE END DMA1_Channel7_IRQn 1 */
  188. }
  189. /**
  190. * @brief This function handles USART1 global interrupt.
  191. */
  192. void USART1_IRQHandler(void)
  193. {
  194. /* USER CODE BEGIN USART1_IRQn 0 */
  195. // 用作 485
  196. if(__HAL_UART_GET_FLAG(&huart1 , UART_FLAG_IDLE)!= RESET)
  197. {
  198. __HAL_UART_CLEAR_IDLEFLAG(&huart1);
  199. UART1_IdleCallback();
  200. }
  201. // 错误中断处理
  202. if (__HAL_UART_GET_FLAG(&huart1, UART_FLAG_ORE)||
  203. __HAL_UART_GET_FLAG(&huart1, UART_FLAG_NE) ||
  204. __HAL_UART_GET_FLAG(&huart1, UART_FLAG_FE)){
  205. __HAL_UART_CLEAR_OREFLAG(&huart1);
  206. __HAL_UART_CLEAR_NEFLAG(&huart1);
  207. __HAL_UART_CLEAR_FEFLAG(&huart1);
  208. Restart_UART1_DMA(); // 错误发生后立即重启
  209. }
  210. /* USER CODE END USART1_IRQn 0 */
  211. HAL_UART_IRQHandler(&huart1);
  212. /* USER CODE BEGIN USART1_IRQn 1 */
  213. /* USER CODE END USART1_IRQn 1 */
  214. }
  215. /**
  216. * @brief This function handles USART2 global interrupt.
  217. */
  218. void USART2_IRQHandler(void)
  219. {
  220. /* USER CODE BEGIN USART2_IRQn 0 */
  221. if(__HAL_UART_GET_FLAG(&huart2 , UART_FLAG_IDLE)!= RESET)
  222. {
  223. __HAL_UART_CLEAR_IDLEFLAG(&huart2); // 清除IDLE标志
  224. UART2_IdleCallback();
  225. }
  226. // 错误中断处理
  227. if( __HAL_UART_GET_FLAG(&huart2, UART_FLAG_ORE)||
  228. __HAL_UART_GET_FLAG(&huart2, UART_FLAG_NE) ||
  229. __HAL_UART_GET_FLAG(&huart2, UART_FLAG_FE) )
  230. {
  231. __HAL_UART_CLEAR_OREFLAG(&huart2);
  232. __HAL_UART_CLEAR_NEFLAG(&huart2);
  233. __HAL_UART_CLEAR_FEFLAG(&huart2);
  234. Restart_UART2_DMA(); // 错误发生后立即重启
  235. }
  236. /* USER CODE END USART2_IRQn 0 */
  237. HAL_UART_IRQHandler(&huart2);
  238. /* USER CODE BEGIN USART2_IRQn 1 */
  239. /* USER CODE END USART2_IRQn 1 */
  240. }
  241. /**
  242. * @brief This function handles TIM6 global interrupt, DAC channel1 and channel2 underrun error interrupts.
  243. */
  244. void TIM6_DAC_IRQHandler(void)
  245. {
  246. /* USER CODE BEGIN TIM6_DAC_IRQn 0 */
  247. /* USER CODE END TIM6_DAC_IRQn 0 */
  248. HAL_TIM_IRQHandler(&htim6);
  249. /* USER CODE BEGIN TIM6_DAC_IRQn 1 */
  250. /* USER CODE END TIM6_DAC_IRQn 1 */
  251. }
  252. /* USER CODE BEGIN 1 */
  253. /* USER CODE END 1 */