stm32l4xx_hal_msp.c 6.5 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) 2020 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 UART MSP Initialization
  61. * This function configures the hardware resources used in this example
  62. * @param huart: UART handle pointer
  63. * @retval None
  64. */
  65. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  66. {
  67. GPIO_InitTypeDef GPIO_InitStruct = {0};
  68. if(huart->Instance==LPUART1)
  69. {
  70. /* USER CODE BEGIN LPUART1_MspInit 0 */
  71. /* USER CODE END LPUART1_MspInit 0 */
  72. /* Peripheral clock enable */
  73. __HAL_RCC_LPUART1_CLK_ENABLE();
  74. __HAL_RCC_GPIOG_CLK_ENABLE();
  75. HAL_PWREx_EnableVddIO2();
  76. /**LPUART1 GPIO Configuration
  77. PG7 ------> LPUART1_TX
  78. PG8 ------> LPUART1_RX
  79. */
  80. GPIO_InitStruct.Pin = STLK_RX_Pin|STLK_TX_Pin;
  81. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  82. GPIO_InitStruct.Pull = GPIO_PULLUP;
  83. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  84. GPIO_InitStruct.Alternate = GPIO_AF8_LPUART1;
  85. HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
  86. /* USER CODE BEGIN LPUART1_MspInit 1 */
  87. /* USER CODE END LPUART1_MspInit 1 */
  88. }
  89. }
  90. /**
  91. * @brief UART MSP De-Initialization
  92. * This function freeze the hardware resources used in this example
  93. * @param huart: UART handle pointer
  94. * @retval None
  95. */
  96. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  97. {
  98. if(huart->Instance==LPUART1)
  99. {
  100. /* USER CODE BEGIN LPUART1_MspDeInit 0 */
  101. /* USER CODE END LPUART1_MspDeInit 0 */
  102. /* Peripheral clock disable */
  103. __HAL_RCC_LPUART1_CLK_DISABLE();
  104. /**LPUART1 GPIO Configuration
  105. PG7 ------> LPUART1_TX
  106. PG8 ------> LPUART1_RX
  107. */
  108. HAL_GPIO_DeInit(GPIOG, STLK_RX_Pin|STLK_TX_Pin);
  109. /* USER CODE BEGIN LPUART1_MspDeInit 1 */
  110. /* USER CODE END LPUART1_MspDeInit 1 */
  111. }
  112. }
  113. /**
  114. * @brief PCD MSP Initialization
  115. * This function configures the hardware resources used in this example
  116. * @param hpcd: PCD handle pointer
  117. * @retval None
  118. */
  119. void HAL_PCD_MspInit(PCD_HandleTypeDef* hpcd)
  120. {
  121. GPIO_InitTypeDef GPIO_InitStruct = {0};
  122. if(hpcd->Instance==USB_OTG_FS)
  123. {
  124. /* USER CODE BEGIN USB_OTG_FS_MspInit 0 */
  125. /* USER CODE END USB_OTG_FS_MspInit 0 */
  126. __HAL_RCC_GPIOA_CLK_ENABLE();
  127. /**USB_OTG_FS GPIO Configuration
  128. PA8 ------> USB_OTG_FS_SOF
  129. PA9 ------> USB_OTG_FS_VBUS
  130. PA10 ------> USB_OTG_FS_ID
  131. PA11 ------> USB_OTG_FS_DM
  132. PA12 ------> USB_OTG_FS_DP
  133. */
  134. GPIO_InitStruct.Pin = USB_SOF_Pin|USB_ID_Pin|USB_DM_Pin|USB_DP_Pin;
  135. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  136. GPIO_InitStruct.Pull = GPIO_NOPULL;
  137. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  138. GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
  139. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  140. GPIO_InitStruct.Pin = USB_VBUS_Pin;
  141. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  142. GPIO_InitStruct.Pull = GPIO_NOPULL;
  143. HAL_GPIO_Init(USB_VBUS_GPIO_Port, &GPIO_InitStruct);
  144. /* Peripheral clock enable */
  145. __HAL_RCC_USB_OTG_FS_CLK_ENABLE();
  146. /* Enable VDDUSB */
  147. if(__HAL_RCC_PWR_IS_CLK_DISABLED())
  148. {
  149. __HAL_RCC_PWR_CLK_ENABLE();
  150. HAL_PWREx_EnableVddUSB();
  151. __HAL_RCC_PWR_CLK_DISABLE();
  152. }
  153. else
  154. {
  155. HAL_PWREx_EnableVddUSB();
  156. }
  157. /* USER CODE BEGIN USB_OTG_FS_MspInit 1 */
  158. /* USER CODE END USB_OTG_FS_MspInit 1 */
  159. }
  160. }
  161. /**
  162. * @brief PCD MSP De-Initialization
  163. * This function freeze the hardware resources used in this example
  164. * @param hpcd: PCD handle pointer
  165. * @retval None
  166. */
  167. void HAL_PCD_MspDeInit(PCD_HandleTypeDef* hpcd)
  168. {
  169. if(hpcd->Instance==USB_OTG_FS)
  170. {
  171. /* USER CODE BEGIN USB_OTG_FS_MspDeInit 0 */
  172. /* USER CODE END USB_OTG_FS_MspDeInit 0 */
  173. /* Peripheral clock disable */
  174. __HAL_RCC_USB_OTG_FS_CLK_DISABLE();
  175. /**USB_OTG_FS GPIO Configuration
  176. PA8 ------> USB_OTG_FS_SOF
  177. PA9 ------> USB_OTG_FS_VBUS
  178. PA10 ------> USB_OTG_FS_ID
  179. PA11 ------> USB_OTG_FS_DM
  180. PA12 ------> USB_OTG_FS_DP
  181. */
  182. HAL_GPIO_DeInit(GPIOA, USB_SOF_Pin|USB_VBUS_Pin|USB_ID_Pin|USB_DM_Pin
  183. |USB_DP_Pin);
  184. /* Disable VDDUSB */
  185. if(__HAL_RCC_PWR_IS_CLK_DISABLED())
  186. {
  187. __HAL_RCC_PWR_CLK_ENABLE();
  188. HAL_PWREx_DisableVddUSB();
  189. __HAL_RCC_PWR_CLK_DISABLE();
  190. }
  191. else
  192. {
  193. HAL_PWREx_DisableVddUSB();
  194. }
  195. /* USER CODE BEGIN USB_OTG_FS_MspDeInit 1 */
  196. /* USER CODE END USB_OTG_FS_MspDeInit 1 */
  197. }
  198. }
  199. /* USER CODE BEGIN 1 */
  200. /* USER CODE END 1 */
  201. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/