stm32l0xx_hal_msp.c 10.0 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file stm32l0xx_hal_msp.c
  5. * @brief This file provides code for the MSP Initialization
  6. * and de-Initialization codes.
  7. ******************************************************************************
  8. * @attention
  9. *
  10. * Copyright (c) 2023 STMicroelectronics.
  11. * All rights reserved.
  12. *
  13. * This software is licensed under terms that can be found in the LICENSE file
  14. * in the root directory of this software component.
  15. * If no LICENSE file comes with this software, it is provided AS-IS.
  16. *
  17. ******************************************************************************
  18. */
  19. /* USER CODE END Header */
  20. /* Includes ------------------------------------------------------------------*/
  21. #include "main.h"
  22. /* USER CODE BEGIN Includes */
  23. /* USER CODE END Includes */
  24. extern DMA_HandleTypeDef hdma_adc;
  25. extern DMA_HandleTypeDef hdma_usart2_tx;
  26. /* Private typedef -----------------------------------------------------------*/
  27. /* USER CODE BEGIN TD */
  28. /* USER CODE END TD */
  29. /* Private define ------------------------------------------------------------*/
  30. /* USER CODE BEGIN Define */
  31. /* USER CODE END Define */
  32. /* Private macro -------------------------------------------------------------*/
  33. /* USER CODE BEGIN Macro */
  34. /* USER CODE END Macro */
  35. /* Private variables ---------------------------------------------------------*/
  36. /* USER CODE BEGIN PV */
  37. /* USER CODE END PV */
  38. /* Private function prototypes -----------------------------------------------*/
  39. /* USER CODE BEGIN PFP */
  40. /* USER CODE END PFP */
  41. /* External functions --------------------------------------------------------*/
  42. /* USER CODE BEGIN ExternalFunctions */
  43. /* USER CODE END ExternalFunctions */
  44. /* USER CODE BEGIN 0 */
  45. /* USER CODE END 0 */
  46. /**
  47. * Initializes the Global MSP.
  48. */
  49. void HAL_MspInit(void)
  50. {
  51. /* USER CODE BEGIN MspInit 0 */
  52. /* USER CODE END MspInit 0 */
  53. __HAL_RCC_SYSCFG_CLK_ENABLE();
  54. __HAL_RCC_PWR_CLK_ENABLE();
  55. /* System interrupt init*/
  56. /* USER CODE BEGIN MspInit 1 */
  57. /* USER CODE END MspInit 1 */
  58. }
  59. /**
  60. * @brief ADC MSP Initialization
  61. * This function configures the hardware resources used in this example
  62. * @param hadc: ADC handle pointer
  63. * @retval None
  64. */
  65. void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc)
  66. {
  67. GPIO_InitTypeDef GPIO_InitStruct = {0};
  68. if(hadc->Instance==ADC1)
  69. {
  70. /* USER CODE BEGIN ADC1_MspInit 0 */
  71. /* USER CODE END ADC1_MspInit 0 */
  72. /* Peripheral clock enable */
  73. __HAL_RCC_ADC1_CLK_ENABLE();
  74. __HAL_RCC_GPIOA_CLK_ENABLE();
  75. __HAL_RCC_GPIOB_CLK_ENABLE();
  76. /**ADC GPIO Configuration
  77. PA0-CK_IN ------> ADC_IN0
  78. PA1 ------> ADC_IN1
  79. PA2 ------> ADC_IN2
  80. PA3 ------> ADC_IN3
  81. PA4 ------> ADC_IN4
  82. PA6 ------> ADC_IN6
  83. PA7 ------> ADC_IN7
  84. PB0 ------> ADC_IN8
  85. */
  86. GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
  87. |GPIO_PIN_4|GPIO_PIN_6|GPIO_PIN_7;
  88. GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  89. GPIO_InitStruct.Pull = GPIO_NOPULL;
  90. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  91. GPIO_InitStruct.Pin = GPIO_PIN_0;
  92. GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
  93. GPIO_InitStruct.Pull = GPIO_NOPULL;
  94. HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  95. /* ADC1 DMA Init */
  96. /* ADC Init */
  97. hdma_adc.Instance = DMA1_Channel1;
  98. hdma_adc.Init.Request = DMA_REQUEST_0;
  99. hdma_adc.Init.Direction = DMA_PERIPH_TO_MEMORY;
  100. hdma_adc.Init.PeriphInc = DMA_PINC_DISABLE;
  101. hdma_adc.Init.MemInc = DMA_MINC_ENABLE;
  102. hdma_adc.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
  103. hdma_adc.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
  104. hdma_adc.Init.Mode = DMA_CIRCULAR;
  105. hdma_adc.Init.Priority = DMA_PRIORITY_MEDIUM;
  106. if (HAL_DMA_Init(&hdma_adc) != HAL_OK)
  107. {
  108. Error_Handler();
  109. }
  110. __HAL_LINKDMA(hadc,DMA_Handle,hdma_adc);
  111. /* ADC1 interrupt Init */
  112. HAL_NVIC_SetPriority(ADC1_COMP_IRQn, 0, 0);
  113. HAL_NVIC_EnableIRQ(ADC1_COMP_IRQn);
  114. /* USER CODE BEGIN ADC1_MspInit 1 */
  115. /* USER CODE END ADC1_MspInit 1 */
  116. }
  117. }
  118. /**
  119. * @brief ADC MSP De-Initialization
  120. * This function freeze the hardware resources used in this example
  121. * @param hadc: ADC handle pointer
  122. * @retval None
  123. */
  124. void HAL_ADC_MspDeInit(ADC_HandleTypeDef* hadc)
  125. {
  126. if(hadc->Instance==ADC1)
  127. {
  128. /* USER CODE BEGIN ADC1_MspDeInit 0 */
  129. /* USER CODE END ADC1_MspDeInit 0 */
  130. /* Peripheral clock disable */
  131. __HAL_RCC_ADC1_CLK_DISABLE();
  132. /**ADC GPIO Configuration
  133. PA0-CK_IN ------> ADC_IN0
  134. PA1 ------> ADC_IN1
  135. PA2 ------> ADC_IN2
  136. PA3 ------> ADC_IN3
  137. PA4 ------> ADC_IN4
  138. PA6 ------> ADC_IN6
  139. PA7 ------> ADC_IN7
  140. PB0 ------> ADC_IN8
  141. */
  142. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3
  143. |GPIO_PIN_4|GPIO_PIN_6|GPIO_PIN_7);
  144. HAL_GPIO_DeInit(GPIOB, GPIO_PIN_0);
  145. /* ADC1 DMA DeInit */
  146. HAL_DMA_DeInit(hadc->DMA_Handle);
  147. /* ADC1 interrupt DeInit */
  148. HAL_NVIC_DisableIRQ(ADC1_COMP_IRQn);
  149. /* USER CODE BEGIN ADC1_MspDeInit 1 */
  150. /* USER CODE END ADC1_MspDeInit 1 */
  151. }
  152. }
  153. /**
  154. * @brief TIM_Base MSP Initialization
  155. * This function configures the hardware resources used in this example
  156. * @param htim_base: TIM_Base handle pointer
  157. * @retval None
  158. */
  159. void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base)
  160. {
  161. if(htim_base->Instance==TIM21)
  162. {
  163. /* USER CODE BEGIN TIM21_MspInit 0 */
  164. /* USER CODE END TIM21_MspInit 0 */
  165. /* Peripheral clock enable */
  166. __HAL_RCC_TIM21_CLK_ENABLE();
  167. /* TIM21 interrupt Init */
  168. HAL_NVIC_SetPriority(TIM21_IRQn, 0, 0);
  169. HAL_NVIC_EnableIRQ(TIM21_IRQn);
  170. /* USER CODE BEGIN TIM21_MspInit 1 */
  171. /* USER CODE END TIM21_MspInit 1 */
  172. }
  173. else if(htim_base->Instance==TIM22)
  174. {
  175. /* USER CODE BEGIN TIM22_MspInit 0 */
  176. /* USER CODE END TIM22_MspInit 0 */
  177. /* Peripheral clock enable */
  178. __HAL_RCC_TIM22_CLK_ENABLE();
  179. /* TIM22 interrupt Init */
  180. HAL_NVIC_SetPriority(TIM22_IRQn, 0, 0);
  181. HAL_NVIC_EnableIRQ(TIM22_IRQn);
  182. /* USER CODE BEGIN TIM22_MspInit 1 */
  183. /* USER CODE END TIM22_MspInit 1 */
  184. }
  185. }
  186. /**
  187. * @brief TIM_Base MSP De-Initialization
  188. * This function freeze the hardware resources used in this example
  189. * @param htim_base: TIM_Base handle pointer
  190. * @retval None
  191. */
  192. void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
  193. {
  194. if(htim_base->Instance==TIM21)
  195. {
  196. /* USER CODE BEGIN TIM21_MspDeInit 0 */
  197. /* USER CODE END TIM21_MspDeInit 0 */
  198. /* Peripheral clock disable */
  199. __HAL_RCC_TIM21_CLK_DISABLE();
  200. /* TIM21 interrupt DeInit */
  201. HAL_NVIC_DisableIRQ(TIM21_IRQn);
  202. /* USER CODE BEGIN TIM21_MspDeInit 1 */
  203. /* USER CODE END TIM21_MspDeInit 1 */
  204. }
  205. else if(htim_base->Instance==TIM22)
  206. {
  207. /* USER CODE BEGIN TIM22_MspDeInit 0 */
  208. /* USER CODE END TIM22_MspDeInit 0 */
  209. /* Peripheral clock disable */
  210. __HAL_RCC_TIM22_CLK_DISABLE();
  211. /* TIM22 interrupt DeInit */
  212. HAL_NVIC_DisableIRQ(TIM22_IRQn);
  213. /* USER CODE BEGIN TIM22_MspDeInit 1 */
  214. /* USER CODE END TIM22_MspDeInit 1 */
  215. }
  216. }
  217. /**
  218. * @brief UART MSP Initialization
  219. * This function configures the hardware resources used in this example
  220. * @param huart: UART handle pointer
  221. * @retval None
  222. */
  223. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  224. {
  225. GPIO_InitTypeDef GPIO_InitStruct = {0};
  226. if(huart->Instance==USART2)
  227. {
  228. /* USER CODE BEGIN USART2_MspInit 0 */
  229. /* USER CODE END USART2_MspInit 0 */
  230. /* Peripheral clock enable */
  231. __HAL_RCC_USART2_CLK_ENABLE();
  232. __HAL_RCC_GPIOA_CLK_ENABLE();
  233. /**USART2 GPIO Configuration
  234. PA9 ------> USART2_TX
  235. PA10 ------> USART2_RX
  236. PA12 ------> USART2_DE
  237. */
  238. GPIO_InitStruct.Pin = VCP_TX_Pin|VCP_RX_Pin|GPIO_PIN_12;
  239. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  240. GPIO_InitStruct.Pull = GPIO_NOPULL;
  241. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  242. GPIO_InitStruct.Alternate = GPIO_AF4_USART2;
  243. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  244. /* USART2 DMA Init */
  245. /* USART2_TX Init */
  246. hdma_usart2_tx.Instance = DMA1_Channel4;
  247. hdma_usart2_tx.Init.Request = DMA_REQUEST_4;
  248. hdma_usart2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
  249. hdma_usart2_tx.Init.PeriphInc = DMA_PINC_DISABLE;
  250. hdma_usart2_tx.Init.MemInc = DMA_MINC_ENABLE;
  251. hdma_usart2_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
  252. hdma_usart2_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
  253. hdma_usart2_tx.Init.Mode = DMA_NORMAL;
  254. hdma_usart2_tx.Init.Priority = DMA_PRIORITY_LOW;
  255. if (HAL_DMA_Init(&hdma_usart2_tx) != HAL_OK)
  256. {
  257. Error_Handler();
  258. }
  259. __HAL_LINKDMA(huart,hdmatx,hdma_usart2_tx);
  260. /* USART2 interrupt Init */
  261. HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
  262. HAL_NVIC_EnableIRQ(USART2_IRQn);
  263. /* USER CODE BEGIN USART2_MspInit 1 */
  264. /* USER CODE END USART2_MspInit 1 */
  265. }
  266. }
  267. /**
  268. * @brief UART MSP De-Initialization
  269. * This function freeze the hardware resources used in this example
  270. * @param huart: UART handle pointer
  271. * @retval None
  272. */
  273. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  274. {
  275. if(huart->Instance==USART2)
  276. {
  277. /* USER CODE BEGIN USART2_MspDeInit 0 */
  278. /* USER CODE END USART2_MspDeInit 0 */
  279. /* Peripheral clock disable */
  280. __HAL_RCC_USART2_CLK_DISABLE();
  281. /**USART2 GPIO Configuration
  282. PA9 ------> USART2_TX
  283. PA10 ------> USART2_RX
  284. PA12 ------> USART2_DE
  285. */
  286. HAL_GPIO_DeInit(GPIOA, VCP_TX_Pin|VCP_RX_Pin|GPIO_PIN_12);
  287. /* USART2 DMA DeInit */
  288. HAL_DMA_DeInit(huart->hdmatx);
  289. /* USART2 interrupt DeInit */
  290. HAL_NVIC_DisableIRQ(USART2_IRQn);
  291. /* USER CODE BEGIN USART2_MspDeInit 1 */
  292. /* USER CODE END USART2_MspDeInit 1 */
  293. }
  294. }
  295. /* USER CODE BEGIN 1 */
  296. /* USER CODE END 1 */