stm32l4xx_hal_msp.c 6.6 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * File Name : stm32l4xx_hal_msp.c
  5. * Description : This file provides code for the MSP Initialization
  6. * and de-Initialization codes.
  7. ******************************************************************************
  8. * @attention
  9. *
  10. * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  11. * All rights reserved.</center></h2>
  12. *
  13. * This software component is licensed by ST under BSD 3-Clause license,
  14. * the "License"; You may not use this file except in compliance with the
  15. * License. You may obtain a copy of the License at:
  16. * opensource.org/licenses/BSD-3-Clause
  17. *
  18. ******************************************************************************
  19. */
  20. /* USER CODE END Header */
  21. /* Includes ------------------------------------------------------------------*/
  22. #include "main.h"
  23. /* USER CODE BEGIN Includes */
  24. #include <drv_common.h>
  25. /* USER CODE END Includes */
  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 SPI MSP Initialization
  61. * This function configures the hardware resources used in this example
  62. * @param hspi: SPI handle pointer
  63. * @retval None
  64. */
  65. void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
  66. {
  67. GPIO_InitTypeDef GPIO_InitStruct = {0};
  68. if(hspi->Instance==SPI1)
  69. {
  70. /* USER CODE BEGIN SPI1_MspInit 0 */
  71. /* USER CODE END SPI1_MspInit 0 */
  72. /* Peripheral clock enable */
  73. __HAL_RCC_SPI1_CLK_ENABLE();
  74. __HAL_RCC_GPIOA_CLK_ENABLE();
  75. /**SPI1 GPIO Configuration
  76. PA1 ------> SPI1_SCK
  77. PA6 ------> SPI1_MISO
  78. PA7 ------> SPI1_MOSI
  79. */
  80. GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_6|GPIO_PIN_7;
  81. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  82. GPIO_InitStruct.Pull = GPIO_NOPULL;
  83. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  84. GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
  85. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  86. /* USER CODE BEGIN SPI1_MspInit 1 */
  87. /* USER CODE END SPI1_MspInit 1 */
  88. }
  89. }
  90. /**
  91. * @brief SPI MSP De-Initialization
  92. * This function freeze the hardware resources used in this example
  93. * @param hspi: SPI handle pointer
  94. * @retval None
  95. */
  96. void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
  97. {
  98. if(hspi->Instance==SPI1)
  99. {
  100. /* USER CODE BEGIN SPI1_MspDeInit 0 */
  101. /* USER CODE END SPI1_MspDeInit 0 */
  102. /* Peripheral clock disable */
  103. __HAL_RCC_SPI1_CLK_DISABLE();
  104. /**SPI1 GPIO Configuration
  105. PA1 ------> SPI1_SCK
  106. PA6 ------> SPI1_MISO
  107. PA7 ------> SPI1_MOSI
  108. */
  109. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_6|GPIO_PIN_7);
  110. /* USER CODE BEGIN SPI1_MspDeInit 1 */
  111. /* USER CODE END SPI1_MspDeInit 1 */
  112. }
  113. }
  114. /**
  115. * @brief UART MSP Initialization
  116. * This function configures the hardware resources used in this example
  117. * @param huart: UART handle pointer
  118. * @retval None
  119. */
  120. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  121. {
  122. GPIO_InitTypeDef GPIO_InitStruct = {0};
  123. if(huart->Instance==USART1)
  124. {
  125. /* USER CODE BEGIN USART1_MspInit 0 */
  126. /* USER CODE END USART1_MspInit 0 */
  127. /* Peripheral clock enable */
  128. __HAL_RCC_USART1_CLK_ENABLE();
  129. __HAL_RCC_GPIOA_CLK_ENABLE();
  130. /**USART1 GPIO Configuration
  131. PA9 ------> USART1_TX
  132. PA10 ------> USART1_RX
  133. */
  134. GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
  135. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  136. GPIO_InitStruct.Pull = GPIO_PULLUP;
  137. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  138. GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
  139. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  140. /* USER CODE BEGIN USART1_MspInit 1 */
  141. /* USER CODE END USART1_MspInit 1 */
  142. }
  143. else if(huart->Instance==USART2)
  144. {
  145. /* USER CODE BEGIN USART2_MspInit 0 */
  146. /* USER CODE END USART2_MspInit 0 */
  147. /* Peripheral clock enable */
  148. __HAL_RCC_USART2_CLK_ENABLE();
  149. __HAL_RCC_GPIOA_CLK_ENABLE();
  150. /**USART2 GPIO Configuration
  151. PA2 ------> USART2_TX
  152. PA3 ------> USART2_RX
  153. */
  154. GPIO_InitStruct.Pin = USART_TX_Pin|USART_RX_Pin;
  155. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  156. GPIO_InitStruct.Pull = GPIO_PULLUP;
  157. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  158. GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
  159. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  160. /* USER CODE BEGIN USART2_MspInit 1 */
  161. /* USER CODE END USART2_MspInit 1 */
  162. }
  163. }
  164. /**
  165. * @brief UART MSP De-Initialization
  166. * This function freeze the hardware resources used in this example
  167. * @param huart: UART handle pointer
  168. * @retval None
  169. */
  170. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  171. {
  172. if(huart->Instance==USART1)
  173. {
  174. /* USER CODE BEGIN USART1_MspDeInit 0 */
  175. /* USER CODE END USART1_MspDeInit 0 */
  176. /* Peripheral clock disable */
  177. __HAL_RCC_USART1_CLK_DISABLE();
  178. /**USART1 GPIO Configuration
  179. PA9 ------> USART1_TX
  180. PA10 ------> USART1_RX
  181. */
  182. HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
  183. /* USER CODE BEGIN USART1_MspDeInit 1 */
  184. /* USER CODE END USART1_MspDeInit 1 */
  185. }
  186. else if(huart->Instance==USART2)
  187. {
  188. /* USER CODE BEGIN USART2_MspDeInit 0 */
  189. /* USER CODE END USART2_MspDeInit 0 */
  190. /* Peripheral clock disable */
  191. __HAL_RCC_USART2_CLK_DISABLE();
  192. /**USART2 GPIO Configuration
  193. PA2 ------> USART2_TX
  194. PA3 ------> USART2_RX
  195. */
  196. HAL_GPIO_DeInit(GPIOA, USART_TX_Pin|USART_RX_Pin);
  197. /* USER CODE BEGIN USART2_MspDeInit 1 */
  198. /* USER CODE END USART2_MspDeInit 1 */
  199. }
  200. }
  201. /* USER CODE BEGIN 1 */
  202. /* USER CODE END 1 */
  203. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/