stm32l4xx_hal_msp.c 6.4 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. /* USER CODE END Includes */
  25. /* Private typedef -----------------------------------------------------------*/
  26. /* USER CODE BEGIN TD */
  27. /* USER CODE END TD */
  28. /* Private define ------------------------------------------------------------*/
  29. /* USER CODE BEGIN Define */
  30. /* USER CODE END Define */
  31. /* Private macro -------------------------------------------------------------*/
  32. /* USER CODE BEGIN Macro */
  33. /* USER CODE END Macro */
  34. /* Private variables ---------------------------------------------------------*/
  35. /* USER CODE BEGIN PV */
  36. /* USER CODE END PV */
  37. /* Private function prototypes -----------------------------------------------*/
  38. /* USER CODE BEGIN PFP */
  39. /* USER CODE END PFP */
  40. /* External functions --------------------------------------------------------*/
  41. /* USER CODE BEGIN ExternalFunctions */
  42. /* USER CODE END ExternalFunctions */
  43. /* USER CODE BEGIN 0 */
  44. /* USER CODE END 0 */
  45. /**
  46. * Initializes the Global MSP.
  47. */
  48. void HAL_MspInit(void)
  49. {
  50. /* USER CODE BEGIN MspInit 0 */
  51. /* USER CODE END MspInit 0 */
  52. __HAL_RCC_SYSCFG_CLK_ENABLE();
  53. __HAL_RCC_PWR_CLK_ENABLE();
  54. /* System interrupt init*/
  55. /* USER CODE BEGIN MspInit 1 */
  56. /* USER CODE END MspInit 1 */
  57. }
  58. /**
  59. * @brief UART MSP Initialization
  60. * This function configures the hardware resources used in this example
  61. * @param huart: UART handle pointer
  62. * @retval None
  63. */
  64. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  65. {
  66. GPIO_InitTypeDef GPIO_InitStruct = {0};
  67. if(huart->Instance==LPUART1)
  68. {
  69. /* USER CODE BEGIN LPUART1_MspInit 0 */
  70. /* USER CODE END LPUART1_MspInit 0 */
  71. /* Peripheral clock enable */
  72. __HAL_RCC_LPUART1_CLK_ENABLE();
  73. __HAL_RCC_GPIOG_CLK_ENABLE();
  74. HAL_PWREx_EnableVddIO2();
  75. /**LPUART1 GPIO Configuration
  76. PG7 ------> LPUART1_TX
  77. PG8 ------> LPUART1_RX
  78. */
  79. GPIO_InitStruct.Pin = STLK_RX_Pin|STLK_TX_Pin;
  80. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  81. GPIO_InitStruct.Pull = GPIO_PULLUP;
  82. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  83. GPIO_InitStruct.Alternate = GPIO_AF8_LPUART1;
  84. HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
  85. /* USER CODE BEGIN LPUART1_MspInit 1 */
  86. /* USER CODE END LPUART1_MspInit 1 */
  87. }
  88. }
  89. /**
  90. * @brief UART MSP De-Initialization
  91. * This function freeze the hardware resources used in this example
  92. * @param huart: UART handle pointer
  93. * @retval None
  94. */
  95. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  96. {
  97. if(huart->Instance==LPUART1)
  98. {
  99. /* USER CODE BEGIN LPUART1_MspDeInit 0 */
  100. /* USER CODE END LPUART1_MspDeInit 0 */
  101. /* Peripheral clock disable */
  102. __HAL_RCC_LPUART1_CLK_DISABLE();
  103. /**LPUART1 GPIO Configuration
  104. PG7 ------> LPUART1_TX
  105. PG8 ------> LPUART1_RX
  106. */
  107. HAL_GPIO_DeInit(GPIOG, STLK_RX_Pin|STLK_TX_Pin);
  108. /* USER CODE BEGIN LPUART1_MspDeInit 1 */
  109. /* USER CODE END LPUART1_MspDeInit 1 */
  110. }
  111. }
  112. /**
  113. * @brief PCD MSP Initialization
  114. * This function configures the hardware resources used in this example
  115. * @param hpcd: PCD handle pointer
  116. * @retval None
  117. */
  118. void HAL_PCD_MspInit(PCD_HandleTypeDef* hpcd)
  119. {
  120. GPIO_InitTypeDef GPIO_InitStruct = {0};
  121. if(hpcd->Instance==USB_OTG_FS)
  122. {
  123. /* USER CODE BEGIN USB_OTG_FS_MspInit 0 */
  124. /* USER CODE END USB_OTG_FS_MspInit 0 */
  125. __HAL_RCC_GPIOA_CLK_ENABLE();
  126. /**USB_OTG_FS GPIO Configuration
  127. PA8 ------> USB_OTG_FS_SOF
  128. PA9 ------> USB_OTG_FS_VBUS
  129. PA10 ------> USB_OTG_FS_ID
  130. PA11 ------> USB_OTG_FS_DM
  131. PA12 ------> USB_OTG_FS_DP
  132. */
  133. GPIO_InitStruct.Pin = USB_SOF_Pin|USB_ID_Pin|USB_DM_Pin|USB_DP_Pin;
  134. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  135. GPIO_InitStruct.Pull = GPIO_NOPULL;
  136. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  137. GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
  138. HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  139. GPIO_InitStruct.Pin = USB_VBUS_Pin;
  140. GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
  141. GPIO_InitStruct.Pull = GPIO_NOPULL;
  142. HAL_GPIO_Init(USB_VBUS_GPIO_Port, &GPIO_InitStruct);
  143. /* Peripheral clock enable */
  144. __HAL_RCC_USB_OTG_FS_CLK_ENABLE();
  145. /* Enable VDDUSB */
  146. if(__HAL_RCC_PWR_IS_CLK_DISABLED())
  147. {
  148. __HAL_RCC_PWR_CLK_ENABLE();
  149. HAL_PWREx_EnableVddUSB();
  150. __HAL_RCC_PWR_CLK_DISABLE();
  151. }
  152. else
  153. {
  154. HAL_PWREx_EnableVddUSB();
  155. }
  156. /* USER CODE BEGIN USB_OTG_FS_MspInit 1 */
  157. /* USER CODE END USB_OTG_FS_MspInit 1 */
  158. }
  159. }
  160. /**
  161. * @brief PCD MSP De-Initialization
  162. * This function freeze the hardware resources used in this example
  163. * @param hpcd: PCD handle pointer
  164. * @retval None
  165. */
  166. void HAL_PCD_MspDeInit(PCD_HandleTypeDef* hpcd)
  167. {
  168. if(hpcd->Instance==USB_OTG_FS)
  169. {
  170. /* USER CODE BEGIN USB_OTG_FS_MspDeInit 0 */
  171. /* USER CODE END USB_OTG_FS_MspDeInit 0 */
  172. /* Peripheral clock disable */
  173. __HAL_RCC_USB_OTG_FS_CLK_DISABLE();
  174. /**USB_OTG_FS GPIO Configuration
  175. PA8 ------> USB_OTG_FS_SOF
  176. PA9 ------> USB_OTG_FS_VBUS
  177. PA10 ------> USB_OTG_FS_ID
  178. PA11 ------> USB_OTG_FS_DM
  179. PA12 ------> USB_OTG_FS_DP
  180. */
  181. HAL_GPIO_DeInit(GPIOA, USB_SOF_Pin|USB_VBUS_Pin|USB_ID_Pin|USB_DM_Pin
  182. |USB_DP_Pin);
  183. /* Disable VDDUSB */
  184. if(__HAL_RCC_PWR_IS_CLK_DISABLED())
  185. {
  186. __HAL_RCC_PWR_CLK_ENABLE();
  187. HAL_PWREx_DisableVddUSB();
  188. __HAL_RCC_PWR_CLK_DISABLE();
  189. }
  190. else
  191. {
  192. HAL_PWREx_DisableVddUSB();
  193. }
  194. /* USER CODE BEGIN USB_OTG_FS_MspDeInit 1 */
  195. /* USER CODE END USB_OTG_FS_MspDeInit 1 */
  196. }
  197. }
  198. /* USER CODE BEGIN 1 */
  199. /* USER CODE END 1 */
  200. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/