/** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @attention * *

© Copyright (c) 2021 STMicroelectronics. * All rights reserved.

* * This software component is licensed by ST under Ultimate Liberty license * SLA0044, the "License"; You may not use this file except in compliance with * the License. You may obtain a copy of the License at: * www.st.com/SLA0044 * ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef huart4; UART_HandleTypeDef huart5; UART_HandleTypeDef huart1; DMA_HandleTypeDef hdma_uart4_rx; DMA_HandleTypeDef hdma_uart4_tx; DMA_HandleTypeDef hdma_uart5_rx; DMA_HandleTypeDef hdma_uart5_tx; /* UART4 init function */ void MX_UART4_Init(void) { /* USER CODE BEGIN UART4_Init 0 */ /* USER CODE END UART4_Init 0 */ /* USER CODE BEGIN UART4_Init 1 */ /* USER CODE END UART4_Init 1 */ huart4.Instance = UART4; huart4.Init.BaudRate = 115200; huart4.Init.WordLength = UART_WORDLENGTH_8B; huart4.Init.StopBits = UART_STOPBITS_1; huart4.Init.Parity = UART_PARITY_NONE; huart4.Init.Mode = UART_MODE_TX_RX; huart4.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart4.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart4) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN UART4_Init 2 */ /* USER CODE END UART4_Init 2 */ } /* UART5 init function */ void MX_UART5_Init(void) { /* USER CODE BEGIN UART5_Init 0 */ /* USER CODE END UART5_Init 0 */ /* USER CODE BEGIN UART5_Init 1 */ /* USER CODE END UART5_Init 1 */ huart5.Instance = UART5; huart5.Init.BaudRate = 115200; huart5.Init.WordLength = UART_WORDLENGTH_8B; huart5.Init.StopBits = UART_STOPBITS_1; huart5.Init.Parity = UART_PARITY_NONE; huart5.Init.Mode = UART_MODE_TX_RX; huart5.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart5.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart5) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN UART5_Init 2 */ /* USER CODE END UART5_Init 2 */ } /* USART1 init function */ void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; if(uartHandle->Instance==UART4) { /* USER CODE BEGIN UART4_MspInit 0 */ /* USER CODE END UART4_MspInit 0 */ /* UART4 clock enable */ __HAL_RCC_UART4_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**UART4 GPIO Configuration PA0-WKUP ------> UART4_TX PA1 ------> UART4_RX */ GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF8_UART4; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* UART4 DMA Init */ /* UART4_RX Init */ hdma_uart4_rx.Instance = DMA1_Stream2; hdma_uart4_rx.Init.Channel = DMA_CHANNEL_4; hdma_uart4_rx.Init.Direction = DMA_PERIPH_TO_MEMORY; hdma_uart4_rx.Init.PeriphInc = DMA_PINC_DISABLE; hdma_uart4_rx.Init.MemInc = DMA_MINC_ENABLE; hdma_uart4_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE; hdma_uart4_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; hdma_uart4_rx.Init.Mode = DMA_CIRCULAR; hdma_uart4_rx.Init.Priority = DMA_PRIORITY_LOW; hdma_uart4_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; if (HAL_DMA_Init(&hdma_uart4_rx) != HAL_OK) { Error_Handler(); } __HAL_LINKDMA(uartHandle,hdmarx,hdma_uart4_rx); /* UART4_TX Init */ hdma_uart4_tx.Instance = DMA1_Stream4; hdma_uart4_tx.Init.Channel = DMA_CHANNEL_4; hdma_uart4_tx.Init.Direction = DMA_MEMORY_TO_PERIPH; hdma_uart4_tx.Init.PeriphInc = DMA_PINC_DISABLE; hdma_uart4_tx.Init.MemInc = DMA_MINC_ENABLE; hdma_uart4_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE; hdma_uart4_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; hdma_uart4_tx.Init.Mode = DMA_NORMAL; hdma_uart4_tx.Init.Priority = DMA_PRIORITY_LOW; hdma_uart4_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; if (HAL_DMA_Init(&hdma_uart4_tx) != HAL_OK) { Error_Handler(); } __HAL_LINKDMA(uartHandle,hdmatx,hdma_uart4_tx); /* UART4 interrupt Init */ HAL_NVIC_SetPriority(UART4_IRQn, 6, 0); HAL_NVIC_EnableIRQ(UART4_IRQn); /* USER CODE BEGIN UART4_MspInit 1 */ /* USER CODE END UART4_MspInit 1 */ } else if(uartHandle->Instance==UART5) { /* USER CODE BEGIN UART5_MspInit 0 */ /* USER CODE END UART5_MspInit 0 */ /* UART5 clock enable */ __HAL_RCC_UART5_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOD_CLK_ENABLE(); /**UART5 GPIO Configuration PC12 ------> UART5_TX PD2 ------> UART5_RX */ GPIO_InitStruct.Pin = GPIO_PIN_12; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF8_UART5; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); GPIO_InitStruct.Pin = GPIO_PIN_2; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF8_UART5; HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); /* UART5 DMA Init */ /* UART5_RX Init */ hdma_uart5_rx.Instance = DMA1_Stream0; hdma_uart5_rx.Init.Channel = DMA_CHANNEL_4; hdma_uart5_rx.Init.Direction = DMA_PERIPH_TO_MEMORY; hdma_uart5_rx.Init.PeriphInc = DMA_PINC_DISABLE; hdma_uart5_rx.Init.MemInc = DMA_MINC_ENABLE; hdma_uart5_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE; hdma_uart5_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; hdma_uart5_rx.Init.Mode = DMA_CIRCULAR; hdma_uart5_rx.Init.Priority = DMA_PRIORITY_LOW; hdma_uart5_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; if (HAL_DMA_Init(&hdma_uart5_rx) != HAL_OK) { Error_Handler(); } __HAL_LINKDMA(uartHandle,hdmarx,hdma_uart5_rx); /* UART5_TX Init */ hdma_uart5_tx.Instance = DMA1_Stream7; hdma_uart5_tx.Init.Channel = DMA_CHANNEL_4; hdma_uart5_tx.Init.Direction = DMA_MEMORY_TO_PERIPH; hdma_uart5_tx.Init.PeriphInc = DMA_PINC_DISABLE; hdma_uart5_tx.Init.MemInc = DMA_MINC_ENABLE; hdma_uart5_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE; hdma_uart5_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; hdma_uart5_tx.Init.Mode = DMA_NORMAL; hdma_uart5_tx.Init.Priority = DMA_PRIORITY_LOW; hdma_uart5_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE; if (HAL_DMA_Init(&hdma_uart5_tx) != HAL_OK) { Error_Handler(); } __HAL_LINKDMA(uartHandle,hdmatx,hdma_uart5_tx); /* UART5 interrupt Init */ HAL_NVIC_SetPriority(UART5_IRQn, 6, 0); HAL_NVIC_EnableIRQ(UART5_IRQn); /* USER CODE BEGIN UART5_MspInit 1 */ /* USER CODE END UART5_MspInit 1 */ } else if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; GPIO_InitStruct.Alternate = GPIO_AF7_USART1; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==UART4) { /* USER CODE BEGIN UART4_MspDeInit 0 */ /* USER CODE END UART4_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_UART4_CLK_DISABLE(); /**UART4 GPIO Configuration PA0-WKUP ------> UART4_TX PA1 ------> UART4_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_0|GPIO_PIN_1); /* UART4 DMA DeInit */ HAL_DMA_DeInit(uartHandle->hdmarx); HAL_DMA_DeInit(uartHandle->hdmatx); /* UART4 interrupt Deinit */ HAL_NVIC_DisableIRQ(UART4_IRQn); /* USER CODE BEGIN UART4_MspDeInit 1 */ /* USER CODE END UART4_MspDeInit 1 */ } else if(uartHandle->Instance==UART5) { /* USER CODE BEGIN UART5_MspDeInit 0 */ /* USER CODE END UART5_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_UART5_CLK_DISABLE(); /**UART5 GPIO Configuration PC12 ------> UART5_TX PD2 ------> UART5_RX */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_12); HAL_GPIO_DeInit(GPIOD, GPIO_PIN_2); /* UART5 DMA DeInit */ HAL_DMA_DeInit(uartHandle->hdmarx); HAL_DMA_DeInit(uartHandle->hdmatx); /* UART5 interrupt Deinit */ HAL_NVIC_DisableIRQ(UART5_IRQn); /* USER CODE BEGIN UART5_MspDeInit 1 */ /* USER CODE END UART5_MspDeInit 1 */ } else if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspDeInit 0 */ /* USER CODE END USART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART1_CLK_DISABLE(); /**USART1 GPIO Configuration PA9 ------> USART1_TX PA10 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/