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236 lines
6.4 KiB
236 lines
6.4 KiB
/* USER CODE BEGIN Header */ |
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/** |
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****************************************************************************** |
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* @file usart.c |
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* @brief This file provides code for the configuration |
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* of the USART instances. |
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****************************************************************************** |
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* @attention |
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* |
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* Copyright (c) 2022 STMicroelectronics. |
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* All rights reserved. |
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* |
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* This software is licensed under terms that can be found in the LICENSE file |
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* in the root directory of this software component. |
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* If no LICENSE file comes with this software, it is provided AS-IS. |
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* |
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****************************************************************************** |
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*/ |
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/* USER CODE END Header */ |
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/* Includes ------------------------------------------------------------------*/ |
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#include "usart.h" |
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/* USER CODE BEGIN 0 */ |
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/* USER CODE END 0 */ |
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UART_HandleTypeDef huart1; |
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UART_HandleTypeDef huart2; |
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/* USART1 init function */ |
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void MX_USART1_UART_Init(void) |
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{ |
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/* USER CODE BEGIN USART1_Init 0 */ |
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/* USER CODE END USART1_Init 0 */ |
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/* USER CODE BEGIN USART1_Init 1 */ |
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/* USER CODE END USART1_Init 1 */ |
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huart1.Instance = USART1; |
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huart1.Init.BaudRate = 115200; |
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huart1.Init.WordLength = UART_WORDLENGTH_8B; |
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huart1.Init.StopBits = UART_STOPBITS_1; |
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huart1.Init.Parity = UART_PARITY_NONE; |
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huart1.Init.Mode = UART_MODE_TX_RX; |
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huart1.Init.HwFlowCtl = UART_HWCONTROL_RTS_CTS; |
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huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
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huart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; |
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huart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; |
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if (HAL_UART_Init(&huart1) != HAL_OK) |
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{ |
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Error_Handler(); |
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} |
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/* USER CODE BEGIN USART1_Init 2 */ |
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/* USER CODE END USART1_Init 2 */ |
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} |
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/* USART2 init function */ |
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void MX_USART2_UART_Init(void) |
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{ |
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/* USER CODE BEGIN USART2_Init 0 */ |
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/* USER CODE END USART2_Init 0 */ |
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/* USER CODE BEGIN USART2_Init 1 */ |
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/* USER CODE END USART2_Init 1 */ |
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huart2.Instance = USART2; |
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huart2.Init.BaudRate = 115200; |
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huart2.Init.WordLength = UART_WORDLENGTH_8B; |
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huart2.Init.StopBits = UART_STOPBITS_1; |
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huart2.Init.Parity = UART_PARITY_NONE; |
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huart2.Init.Mode = UART_MODE_TX_RX; |
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huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
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huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
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huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; |
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huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; |
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if (HAL_UART_Init(&huart2) != HAL_OK) |
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{ |
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Error_Handler(); |
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} |
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/* USER CODE BEGIN USART2_Init 2 */ |
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/* USER CODE END USART2_Init 2 */ |
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} |
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void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) |
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{ |
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GPIO_InitTypeDef GPIO_InitStruct = {0}; |
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RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; |
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if(uartHandle->Instance==USART1) |
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{ |
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/* USER CODE BEGIN USART1_MspInit 0 */ |
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/* USER CODE END USART1_MspInit 0 */ |
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/** Initializes the peripherals clock |
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*/ |
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1; |
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PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2; |
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) |
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{ |
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Error_Handler(); |
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} |
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/* USART1 clock enable */ |
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__HAL_RCC_USART1_CLK_ENABLE(); |
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__HAL_RCC_GPIOB_CLK_ENABLE(); |
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__HAL_RCC_GPIOG_CLK_ENABLE(); |
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HAL_PWREx_EnableVddIO2(); |
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/**USART1 GPIO Configuration |
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PB6 ------> USART1_TX |
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PG10 ------> USART1_RX |
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PG11 ------> USART1_CTS |
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PG12 ------> USART1_RTS |
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*/ |
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GPIO_InitStruct.Pin = USART1_TX_Pin; |
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; |
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GPIO_InitStruct.Pull = GPIO_NOPULL; |
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
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GPIO_InitStruct.Alternate = GPIO_AF7_USART1; |
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HAL_GPIO_Init(USART1_TX_GPIO_Port, &GPIO_InitStruct); |
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GPIO_InitStruct.Pin = UART1_RX_Pin|UART1_CTS_Pin|UART1_RTS_Pin; |
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; |
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GPIO_InitStruct.Pull = GPIO_NOPULL; |
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
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GPIO_InitStruct.Alternate = GPIO_AF7_USART1; |
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HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); |
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/* USER CODE BEGIN USART1_MspInit 1 */ |
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/* USER CODE END USART1_MspInit 1 */ |
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} |
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else if(uartHandle->Instance==USART2) |
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{ |
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/* USER CODE BEGIN USART2_MspInit 0 */ |
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/* USER CODE END USART2_MspInit 0 */ |
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/** Initializes the peripherals clock |
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*/ |
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PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART2; |
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PeriphClkInit.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1; |
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) |
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{ |
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Error_Handler(); |
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} |
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/* USART2 clock enable */ |
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__HAL_RCC_USART2_CLK_ENABLE(); |
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__HAL_RCC_GPIOD_CLK_ENABLE(); |
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__HAL_RCC_GPIOA_CLK_ENABLE(); |
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/**USART2 GPIO Configuration |
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PD6 ------> USART2_RX |
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PA2 ------> USART2_TX |
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*/ |
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GPIO_InitStruct.Pin = USART2_RX_Pin; |
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; |
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GPIO_InitStruct.Pull = GPIO_NOPULL; |
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
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GPIO_InitStruct.Alternate = GPIO_AF7_USART2; |
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HAL_GPIO_Init(USART2_RX_GPIO_Port, &GPIO_InitStruct); |
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GPIO_InitStruct.Pin = USART2_TX_Pin; |
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; |
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GPIO_InitStruct.Pull = GPIO_NOPULL; |
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
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GPIO_InitStruct.Alternate = GPIO_AF7_USART2; |
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HAL_GPIO_Init(USART2_TX_GPIO_Port, &GPIO_InitStruct); |
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/* USER CODE BEGIN USART2_MspInit 1 */ |
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/* USER CODE END USART2_MspInit 1 */ |
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} |
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} |
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void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) |
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{ |
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if(uartHandle->Instance==USART1) |
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{ |
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/* USER CODE BEGIN USART1_MspDeInit 0 */ |
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/* USER CODE END USART1_MspDeInit 0 */ |
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/* Peripheral clock disable */ |
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__HAL_RCC_USART1_CLK_DISABLE(); |
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/**USART1 GPIO Configuration |
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PB6 ------> USART1_TX |
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PG10 ------> USART1_RX |
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PG11 ------> USART1_CTS |
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PG12 ------> USART1_RTS |
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*/ |
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HAL_GPIO_DeInit(USART1_TX_GPIO_Port, USART1_TX_Pin); |
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HAL_GPIO_DeInit(GPIOG, UART1_RX_Pin|UART1_CTS_Pin|UART1_RTS_Pin); |
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/* USER CODE BEGIN USART1_MspDeInit 1 */ |
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/* USER CODE END USART1_MspDeInit 1 */ |
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} |
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else if(uartHandle->Instance==USART2) |
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{ |
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/* USER CODE BEGIN USART2_MspDeInit 0 */ |
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/* USER CODE END USART2_MspDeInit 0 */ |
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/* Peripheral clock disable */ |
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__HAL_RCC_USART2_CLK_DISABLE(); |
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/**USART2 GPIO Configuration |
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PD6 ------> USART2_RX |
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PA2 ------> USART2_TX |
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*/ |
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HAL_GPIO_DeInit(USART2_RX_GPIO_Port, USART2_RX_Pin); |
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HAL_GPIO_DeInit(USART2_TX_GPIO_Port, USART2_TX_Pin); |
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/* USER CODE BEGIN USART2_MspDeInit 1 */ |
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/* USER CODE END USART2_MspDeInit 1 */ |
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} |
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} |
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/* USER CODE BEGIN 1 */ |
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/* USER CODE END 1 */
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