stm32l4xx_it.c 8.4 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) 2024 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. #include <stdio.h>
  25. #include "string.h" // memset
  26. /* USER CODE END Includes */
  27. /* Private typedef -----------------------------------------------------------*/
  28. /* USER CODE BEGIN TD */
  29. extern volatile uint8_t uart2DataReady ;
  30. #define BUFFER_SIZE2 9
  31. extern uint8_t dataReceive2[BUFFER_SIZE2];
  32. /* USER CODE END TD */
  33. /* Private define ------------------------------------------------------------*/
  34. /* USER CODE BEGIN PD */
  35. /* USER CODE END PD */
  36. /* Private macro -------------------------------------------------------------*/
  37. /* USER CODE BEGIN PM */
  38. /* USER CODE END PM */
  39. /* Private variables ---------------------------------------------------------*/
  40. /* USER CODE BEGIN PV */
  41. /* USER CODE END PV */
  42. /* Private function prototypes -----------------------------------------------*/
  43. /* USER CODE BEGIN PFP */
  44. /* USER CODE END PFP */
  45. /* Private user code ---------------------------------------------------------*/
  46. /* USER CODE BEGIN 0 */
  47. /* USER CODE END 0 */
  48. /* External variables --------------------------------------------------------*/
  49. extern CAN_HandleTypeDef hcan1;
  50. extern DMA_HandleTypeDef hdma_i2c1_rx;
  51. extern DMA_HandleTypeDef hdma_i2c1_tx;
  52. extern RTC_HandleTypeDef hrtc;
  53. extern DMA_HandleTypeDef hdma_usart2_rx;
  54. extern DMA_HandleTypeDef hdma_usart2_tx;
  55. extern UART_HandleTypeDef huart2;
  56. extern TIM_HandleTypeDef htim6;
  57. /* USER CODE BEGIN EV */
  58. /* USER CODE END EV */
  59. /******************************************************************************/
  60. /* Cortex-M4 Processor Interruption and Exception Handlers */
  61. /******************************************************************************/
  62. /**
  63. * @brief This function handles Non maskable interrupt.
  64. */
  65. void NMI_Handler(void)
  66. {
  67. /* USER CODE BEGIN NonMaskableInt_IRQn 0 */
  68. /* USER CODE END NonMaskableInt_IRQn 0 */
  69. /* USER CODE BEGIN NonMaskableInt_IRQn 1 */
  70. while (1)
  71. {
  72. }
  73. /* USER CODE END NonMaskableInt_IRQn 1 */
  74. }
  75. /**
  76. * @brief This function handles Hard fault interrupt.
  77. */
  78. void HardFault_Handler(void)
  79. {
  80. /* USER CODE BEGIN HardFault_IRQn 0 */
  81. /* USER CODE END HardFault_IRQn 0 */
  82. while (1)
  83. {
  84. /* USER CODE BEGIN W1_HardFault_IRQn 0 */
  85. /* USER CODE END W1_HardFault_IRQn 0 */
  86. }
  87. }
  88. /**
  89. * @brief This function handles Memory management fault.
  90. */
  91. void MemManage_Handler(void)
  92. {
  93. /* USER CODE BEGIN MemoryManagement_IRQn 0 */
  94. /* USER CODE END MemoryManagement_IRQn 0 */
  95. while (1)
  96. {
  97. /* USER CODE BEGIN W1_MemoryManagement_IRQn 0 */
  98. /* USER CODE END W1_MemoryManagement_IRQn 0 */
  99. }
  100. }
  101. /**
  102. * @brief This function handles Prefetch fault, memory access fault.
  103. */
  104. void BusFault_Handler(void)
  105. {
  106. /* USER CODE BEGIN BusFault_IRQn 0 */
  107. /* USER CODE END BusFault_IRQn 0 */
  108. while (1)
  109. {
  110. /* USER CODE BEGIN W1_BusFault_IRQn 0 */
  111. /* USER CODE END W1_BusFault_IRQn 0 */
  112. }
  113. }
  114. /**
  115. * @brief This function handles Undefined instruction or illegal state.
  116. */
  117. void UsageFault_Handler(void)
  118. {
  119. /* USER CODE BEGIN UsageFault_IRQn 0 */
  120. /* USER CODE END UsageFault_IRQn 0 */
  121. while (1)
  122. {
  123. /* USER CODE BEGIN W1_UsageFault_IRQn 0 */
  124. /* USER CODE END W1_UsageFault_IRQn 0 */
  125. }
  126. }
  127. /**
  128. * @brief This function handles Debug monitor.
  129. */
  130. void DebugMon_Handler(void)
  131. {
  132. /* USER CODE BEGIN DebugMonitor_IRQn 0 */
  133. /* USER CODE END DebugMonitor_IRQn 0 */
  134. /* USER CODE BEGIN DebugMonitor_IRQn 1 */
  135. /* USER CODE END DebugMonitor_IRQn 1 */
  136. }
  137. /******************************************************************************/
  138. /* STM32L4xx Peripheral Interrupt Handlers */
  139. /* Add here the Interrupt Handlers for the used peripherals. */
  140. /* For the available peripheral interrupt handler names, */
  141. /* please refer to the startup file (startup_stm32l4xx.s). */
  142. /******************************************************************************/
  143. /**
  144. * @brief This function handles RTC wake-up interrupt through EXTI line 20.
  145. */
  146. void RTC_WKUP_IRQHandler(void)
  147. {
  148. /* USER CODE BEGIN RTC_WKUP_IRQn 0 */
  149. /* USER CODE END RTC_WKUP_IRQn 0 */
  150. HAL_RTCEx_WakeUpTimerIRQHandler(&hrtc);
  151. /* USER CODE BEGIN RTC_WKUP_IRQn 1 */
  152. /* USER CODE END RTC_WKUP_IRQn 1 */
  153. }
  154. /**
  155. * @brief This function handles DMA1 channel6 global interrupt.
  156. */
  157. void DMA1_Channel6_IRQHandler(void)
  158. {
  159. /* USER CODE BEGIN DMA1_Channel6_IRQn 0 */
  160. /* USER CODE END DMA1_Channel6_IRQn 0 */
  161. HAL_DMA_IRQHandler(&hdma_usart2_rx);
  162. /* USER CODE BEGIN DMA1_Channel6_IRQn 1 */
  163. /* USER CODE END DMA1_Channel6_IRQn 1 */
  164. }
  165. /**
  166. * @brief This function handles DMA1 channel7 global interrupt.
  167. */
  168. void DMA1_Channel7_IRQHandler(void)
  169. {
  170. /* USER CODE BEGIN DMA1_Channel7_IRQn 0 */
  171. /* USER CODE END DMA1_Channel7_IRQn 0 */
  172. HAL_DMA_IRQHandler(&hdma_usart2_tx);
  173. /* USER CODE BEGIN DMA1_Channel7_IRQn 1 */
  174. /* USER CODE END DMA1_Channel7_IRQn 1 */
  175. }
  176. /**
  177. * @brief This function handles CAN1 TX interrupt.
  178. */
  179. void CAN1_TX_IRQHandler(void)
  180. {
  181. /* USER CODE BEGIN CAN1_TX_IRQn 0 */
  182. /* USER CODE END CAN1_TX_IRQn 0 */
  183. HAL_CAN_IRQHandler(&hcan1);
  184. /* USER CODE BEGIN CAN1_TX_IRQn 1 */
  185. /* USER CODE END CAN1_TX_IRQn 1 */
  186. }
  187. /**
  188. * @brief This function handles CAN1 RX0 interrupt.
  189. */
  190. void CAN1_RX0_IRQHandler(void)
  191. {
  192. /* USER CODE BEGIN CAN1_RX0_IRQn 0 */
  193. /* USER CODE END CAN1_RX0_IRQn 0 */
  194. HAL_CAN_IRQHandler(&hcan1);
  195. /* USER CODE BEGIN CAN1_RX0_IRQn 1 */
  196. /* USER CODE END CAN1_RX0_IRQn 1 */
  197. }
  198. /**
  199. * @brief This function handles CAN1 SCE interrupt.
  200. */
  201. void CAN1_SCE_IRQHandler(void)
  202. {
  203. /* USER CODE BEGIN CAN1_SCE_IRQn 0 */
  204. /* USER CODE END CAN1_SCE_IRQn 0 */
  205. HAL_CAN_IRQHandler(&hcan1);
  206. /* USER CODE BEGIN CAN1_SCE_IRQn 1 */
  207. /* USER CODE END CAN1_SCE_IRQn 1 */
  208. }
  209. /**
  210. * @brief This function handles USART2 global interrupt.
  211. */
  212. void USART2_IRQHandler(void)
  213. {
  214. /* USER CODE BEGIN USART2_IRQn 0 */
  215. if(__HAL_UART_GET_FLAG(&huart2 , UART_FLAG_IDLE)!= RESET)
  216. {
  217. //清除IDLE标志
  218. __HAL_UART_CLEAR_IDLEFLAG(&huart2);
  219. // HAL_UART_DMAStop(&huart2);
  220. HAL_UART_Receive_DMA(&huart2, dataReceive2, BUFFER_SIZE2);
  221. }
  222. /* USER CODE END USART2_IRQn 0 */
  223. HAL_UART_IRQHandler(&huart2);
  224. /* USER CODE BEGIN USART2_IRQn 1 */
  225. /* USER CODE END USART2_IRQn 1 */
  226. }
  227. /**
  228. * @brief This function handles TIM6 global interrupt, DAC channel1 and channel2 underrun error interrupts.
  229. */
  230. void TIM6_DAC_IRQHandler(void)
  231. {
  232. /* USER CODE BEGIN TIM6_DAC_IRQn 0 */
  233. /* USER CODE END TIM6_DAC_IRQn 0 */
  234. HAL_TIM_IRQHandler(&htim6);
  235. /* USER CODE BEGIN TIM6_DAC_IRQn 1 */
  236. /* USER CODE END TIM6_DAC_IRQn 1 */
  237. }
  238. /**
  239. * @brief This function handles DMA2 channel6 global interrupt.
  240. */
  241. void DMA2_Channel6_IRQHandler(void)
  242. {
  243. /* USER CODE BEGIN DMA2_Channel6_IRQn 0 */
  244. /* USER CODE END DMA2_Channel6_IRQn 0 */
  245. HAL_DMA_IRQHandler(&hdma_i2c1_rx);
  246. /* USER CODE BEGIN DMA2_Channel6_IRQn 1 */
  247. /* USER CODE END DMA2_Channel6_IRQn 1 */
  248. }
  249. /**
  250. * @brief This function handles DMA2 channel7 global interrupt.
  251. */
  252. void DMA2_Channel7_IRQHandler(void)
  253. {
  254. /* USER CODE BEGIN DMA2_Channel7_IRQn 0 */
  255. /* USER CODE END DMA2_Channel7_IRQn 0 */
  256. HAL_DMA_IRQHandler(&hdma_i2c1_tx);
  257. /* USER CODE BEGIN DMA2_Channel7_IRQn 1 */
  258. /* USER CODE END DMA2_Channel7_IRQn 1 */
  259. }
  260. /* USER CODE BEGIN 1 */
  261. //void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
  262. //{
  263. // if (huart->Instance == USART2)
  264. // {
  265. // printf("huart2->Instance Tx: %p\r\n", huart->Instance);
  266. // uart2DataReady = 1;
  267. // }
  268. //}
  269. //
  270. //void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
  271. //{
  272. // if (huart->Instance == USART2)
  273. // {
  274. // printf("huart2->Instance Rx: %p\r\n", huart->Instance);
  275. // uart2DataReady = 1;
  276. // }
  277. //}
  278. /* USER CODE END 1 */