usart.c.bak 3.2 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file usart.c
  5. * @brief This file provides code for the configuration
  6. * of the USART instances.
  7. ******************************************************************************
  8. * @attention
  9. *
  10. * Copyright (c) 2022 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 "usart.h"
  22. /* USER CODE BEGIN 0 */
  23. /* USER CODE END 0 */
  24. UART_HandleTypeDef huart1;
  25. /* USART1 init function */
  26. void MX_USART1_UART_Init(void)
  27. {
  28. /* USER CODE BEGIN USART1_Init 0 */
  29. /* USER CODE END USART1_Init 0 */
  30. /* USER CODE BEGIN USART1_Init 1 */
  31. /* USER CODE END USART1_Init 1 */
  32. huart1.Instance = USART1;
  33. huart1.Init.BaudRate = 115200;
  34. huart1.Init.WordLength = UART_WORDLENGTH_8B;
  35. huart1.Init.StopBits = UART_STOPBITS_1;
  36. huart1.Init.Parity = UART_PARITY_NONE;
  37. huart1.Init.Mode = UART_MODE_TX_RX;
  38. huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  39. huart1.Init.OverSampling = UART_OVERSAMPLING_16;
  40. huart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  41. huart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  42. if (HAL_UART_Init(&huart1) != HAL_OK)
  43. {
  44. Error_Handler();
  45. }
  46. /* USER CODE BEGIN USART1_Init 2 */
  47. /* USER CODE END USART1_Init 2 */
  48. }
  49. void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
  50. {
  51. GPIO_InitTypeDef GPIO_InitStruct = {0};
  52. if(uartHandle->Instance==USART1)
  53. {
  54. /* USER CODE BEGIN USART1_MspInit 0 */
  55. /* USER CODE END USART1_MspInit 0 */
  56. /* USART1 clock enable */
  57. __HAL_RCC_USART1_CLK_ENABLE();
  58. __HAL_RCC_GPIOB_CLK_ENABLE();
  59. /**USART1 GPIO Configuration
  60. PB6 ------> USART1_TX
  61. PB7 ------> USART1_RX
  62. */
  63. GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
  64. GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  65. GPIO_InitStruct.Pull = GPIO_NOPULL;
  66. GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
  67. GPIO_InitStruct.Alternate = GPIO_AF0_USART1;
  68. HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  69. /* USART1 interrupt Init */
  70. HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
  71. HAL_NVIC_EnableIRQ(USART1_IRQn);
  72. /* USER CODE BEGIN USART1_MspInit 1 */
  73. /* USER CODE END USART1_MspInit 1 */
  74. }
  75. }
  76. void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
  77. {
  78. if(uartHandle->Instance==USART1)
  79. {
  80. /* USER CODE BEGIN USART1_MspDeInit 0 */
  81. /* USER CODE END USART1_MspDeInit 0 */
  82. /* Peripheral clock disable */
  83. __HAL_RCC_USART1_CLK_DISABLE();
  84. /**USART1 GPIO Configuration
  85. PB6 ------> USART1_TX
  86. PB7 ------> USART1_RX
  87. */
  88. HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6|GPIO_PIN_7);
  89. /* USART1 interrupt Deinit */
  90. HAL_NVIC_DisableIRQ(USART1_IRQn);
  91. /* USER CODE BEGIN USART1_MspDeInit 1 */
  92. /* USER CODE END USART1_MspDeInit 1 */
  93. }
  94. }
  95. /* USER CODE BEGIN 1 */
  96. /* USER CODE END 1 */