/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file usart.c * @brief This file provides code for the configuration * of the USART instances. ****************************************************************************** * @attention * * Copyright (c) 2024 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "usart.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ UART_HandleTypeDef hlpuart1; UART_HandleTypeDef huart1; UART_HandleTypeDef huart3; DMA_HandleTypeDef hdma_usart1_tx; /* LPUART1 init function */ void MX_LPUART1_UART_Init(void) { /* USER CODE BEGIN LPUART1_Init 0 */ /* USER CODE END LPUART1_Init 0 */ /* USER CODE BEGIN LPUART1_Init 1 */ /* USER CODE END LPUART1_Init 1 */ hlpuart1.Instance = LPUART1; hlpuart1.Init.BaudRate = 209700; hlpuart1.Init.WordLength = UART_WORDLENGTH_8B; hlpuart1.Init.StopBits = UART_STOPBITS_1; hlpuart1.Init.Parity = UART_PARITY_NONE; hlpuart1.Init.Mode = UART_MODE_TX_RX; hlpuart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; hlpuart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; hlpuart1.Init.ClockPrescaler = UART_PRESCALER_DIV1; hlpuart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; if (HAL_UART_Init(&hlpuart1) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetTxFifoThreshold(&hlpuart1, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetRxFifoThreshold(&hlpuart1, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_DisableFifoMode(&hlpuart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN LPUART1_Init 2 */ /* USER CODE END LPUART1_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 = 460800; 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; huart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; huart1.Init.ClockPrescaler = UART_PRESCALER_DIV1; huart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetTxFifoThreshold(&huart1, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetRxFifoThreshold(&huart1, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_DisableFifoMode(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } /* USART3 init function */ void MX_USART3_UART_Init(void) { /* USER CODE BEGIN USART3_Init 0 */ /* USER CODE END USART3_Init 0 */ /* USER CODE BEGIN USART3_Init 1 */ /* USER CODE END USART3_Init 1 */ huart3.Instance = USART3; huart3.Init.BaudRate = 115200; huart3.Init.WordLength = UART_WORDLENGTH_8B; huart3.Init.StopBits = UART_STOPBITS_1; huart3.Init.Parity = UART_PARITY_NONE; huart3.Init.Mode = UART_MODE_TX_RX; huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart3.Init.OverSampling = UART_OVERSAMPLING_16; huart3.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; huart3.Init.ClockPrescaler = UART_PRESCALER_DIV1; huart3.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; if (HAL_UART_Init(&huart3) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetTxFifoThreshold(&huart3, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetRxFifoThreshold(&huart3, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_DisableFifoMode(&huart3) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART3_Init 2 */ /* USER CODE END USART3_Init 2 */ } void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle) { GPIO_InitTypeDef GPIO_InitStruct = {0}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; if(uartHandle->Instance==LPUART1) { /* USER CODE BEGIN LPUART1_MspInit 0 */ /* USER CODE END LPUART1_MspInit 0 */ /** Initializes the peripherals clocks */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_LPUART1; PeriphClkInit.Lpuart1ClockSelection = RCC_LPUART1CLKSOURCE_PCLK1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* LPUART1 clock enable */ __HAL_RCC_LPUART1_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /**LPUART1 GPIO Configuration PA2 ------> LPUART1_TX PA3 ------> LPUART1_RX */ GPIO_InitStruct.Pin = LPUART1_TX_Pin|LPUART1_RX_Pin; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF12_LPUART1; HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN LPUART1_MspInit 1 */ /* USER CODE END LPUART1_MspInit 1 */ } else if(uartHandle->Instance==USART1) { /* USER CODE BEGIN USART1_MspInit 0 */ /* USER CODE END USART1_MspInit 0 */ /** Initializes the peripherals clocks */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1; PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE(); /**USART1 GPIO Configuration PC4 ------> USART1_TX PC5 ------> USART1_RX */ GPIO_InitStruct.Pin = GPIO_PIN_4|GPIO_PIN_5; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF7_USART1; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); /* USART1 DMA Init */ /* USART1_TX Init */ hdma_usart1_tx.Instance = DMA1_Channel4; hdma_usart1_tx.Init.Request = DMA_REQUEST_USART1_TX; hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH; hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE; hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE; hdma_usart1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE; hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE; hdma_usart1_tx.Init.Mode = DMA_CIRCULAR; hdma_usart1_tx.Init.Priority = DMA_PRIORITY_MEDIUM; if (HAL_DMA_Init(&hdma_usart1_tx) != HAL_OK) { Error_Handler(); } __HAL_LINKDMA(uartHandle,hdmatx,hdma_usart1_tx); /* USER CODE BEGIN USART1_MspInit 1 */ /* USER CODE END USART1_MspInit 1 */ } else if(uartHandle->Instance==USART3) { /* USER CODE BEGIN USART3_MspInit 0 */ /* USER CODE END USART3_MspInit 0 */ /** Initializes the peripherals clocks */ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART3; PeriphClkInit.Usart3ClockSelection = RCC_USART3CLKSOURCE_PCLK1; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } /* USART3 clock enable */ __HAL_RCC_USART3_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /**USART3 GPIO Configuration PB11 ------> USART3_RX PB9 ------> USART3_TX */ GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_9; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.Alternate = GPIO_AF7_USART3; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* USER CODE BEGIN USART3_MspInit 1 */ /* USER CODE END USART3_MspInit 1 */ } } void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle) { if(uartHandle->Instance==LPUART1) { /* USER CODE BEGIN LPUART1_MspDeInit 0 */ /* USER CODE END LPUART1_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_LPUART1_CLK_DISABLE(); /**LPUART1 GPIO Configuration PA2 ------> LPUART1_TX PA3 ------> LPUART1_RX */ HAL_GPIO_DeInit(GPIOA, LPUART1_TX_Pin|LPUART1_RX_Pin); /* USER CODE BEGIN LPUART1_MspDeInit 1 */ /* USER CODE END LPUART1_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 PC4 ------> USART1_TX PC5 ------> USART1_RX */ HAL_GPIO_DeInit(GPIOC, GPIO_PIN_4|GPIO_PIN_5); /* USART1 DMA DeInit */ HAL_DMA_DeInit(uartHandle->hdmatx); /* USER CODE BEGIN USART1_MspDeInit 1 */ /* USER CODE END USART1_MspDeInit 1 */ } else if(uartHandle->Instance==USART3) { /* USER CODE BEGIN USART3_MspDeInit 0 */ /* USER CODE END USART3_MspDeInit 0 */ /* Peripheral clock disable */ __HAL_RCC_USART3_CLK_DISABLE(); /**USART3 GPIO Configuration PB11 ------> USART3_RX PB9 ------> USART3_TX */ HAL_GPIO_DeInit(GPIOB, GPIO_PIN_11|GPIO_PIN_9); /* USER CODE BEGIN USART3_MspDeInit 1 */ /* USER CODE END USART3_MspDeInit 1 */ } } /* USER CODE BEGIN 1 */ /* USER CODE END 1 */