generated from Template/H563ZI-HAL-CMake-Template
402 lines
13 KiB
C
402 lines
13 KiB
C
/* 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) 2025 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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DMA_NodeTypeDef Node_GPDMA1_Channel5;
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DMA_QListTypeDef List_GPDMA1_Channel5;
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DMA_HandleTypeDef handle_GPDMA1_Channel5;
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DMA_HandleTypeDef handle_GPDMA1_Channel4;
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DMA_NodeTypeDef Node_GPDMA1_Channel3;
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DMA_QListTypeDef List_GPDMA1_Channel3;
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DMA_HandleTypeDef handle_GPDMA1_Channel3;
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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 = 9600;
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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_NONE;
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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.Init.ClockPrescaler = UART_PRESCALER_DIV1;
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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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if (HAL_UARTEx_SetTxFifoThreshold(&huart1, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_UARTEx_SetRxFifoThreshold(&huart1, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_UARTEx_DisableFifoMode(&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 = 9600;
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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.Init.ClockPrescaler = UART_PRESCALER_DIV1;
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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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if (HAL_UARTEx_SetTxFifoThreshold(&huart2, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_UARTEx_SetRxFifoThreshold(&huart2, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_UARTEx_DisableFifoMode(&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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DMA_NodeConfTypeDef NodeConfig= {0};
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RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {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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PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1;
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PeriphClkInitStruct.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != 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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/**USART1 GPIO Configuration
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PB14 ------> USART1_TX
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PB15 ------> USART1_RX
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_14|GPIO_PIN_15;
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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_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF4_USART1;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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/* USART1 DMA Init */
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/* GPDMA1_REQUEST_USART1_RX Init */
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NodeConfig.NodeType = DMA_GPDMA_LINEAR_NODE;
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NodeConfig.Init.Request = GPDMA1_REQUEST_USART1_RX;
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NodeConfig.Init.BlkHWRequest = DMA_BREQ_SINGLE_BURST;
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NodeConfig.Init.Direction = DMA_PERIPH_TO_MEMORY;
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NodeConfig.Init.SrcInc = DMA_SINC_FIXED;
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NodeConfig.Init.DestInc = DMA_DINC_FIXED;
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NodeConfig.Init.SrcDataWidth = DMA_SRC_DATAWIDTH_BYTE;
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NodeConfig.Init.DestDataWidth = DMA_DEST_DATAWIDTH_BYTE;
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NodeConfig.Init.SrcBurstLength = 1;
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NodeConfig.Init.DestBurstLength = 1;
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NodeConfig.Init.TransferAllocatedPort = DMA_SRC_ALLOCATED_PORT1|DMA_DEST_ALLOCATED_PORT1;
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NodeConfig.Init.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
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NodeConfig.Init.Mode = DMA_NORMAL;
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NodeConfig.TriggerConfig.TriggerPolarity = DMA_TRIG_POLARITY_MASKED;
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NodeConfig.DataHandlingConfig.DataExchange = DMA_EXCHANGE_NONE;
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NodeConfig.DataHandlingConfig.DataAlignment = DMA_DATA_RIGHTALIGN_ZEROPADDED;
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if (HAL_DMAEx_List_BuildNode(&NodeConfig, &Node_GPDMA1_Channel5) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_DMAEx_List_InsertNode(&List_GPDMA1_Channel5, NULL, &Node_GPDMA1_Channel5) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_DMAEx_List_SetCircularMode(&List_GPDMA1_Channel5) != HAL_OK)
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{
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Error_Handler();
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}
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handle_GPDMA1_Channel5.Instance = GPDMA1_Channel5;
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handle_GPDMA1_Channel5.InitLinkedList.Priority = DMA_LOW_PRIORITY_LOW_WEIGHT;
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handle_GPDMA1_Channel5.InitLinkedList.LinkStepMode = DMA_LSM_FULL_EXECUTION;
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handle_GPDMA1_Channel5.InitLinkedList.LinkAllocatedPort = DMA_LINK_ALLOCATED_PORT1;
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handle_GPDMA1_Channel5.InitLinkedList.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
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handle_GPDMA1_Channel5.InitLinkedList.LinkedListMode = DMA_LINKEDLIST_CIRCULAR;
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if (HAL_DMAEx_List_Init(&handle_GPDMA1_Channel5) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_DMAEx_List_LinkQ(&handle_GPDMA1_Channel5, &List_GPDMA1_Channel5) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmarx, handle_GPDMA1_Channel5);
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if (HAL_DMA_ConfigChannelAttributes(&handle_GPDMA1_Channel5, DMA_CHANNEL_NPRIV) != HAL_OK)
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{
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Error_Handler();
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}
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/* GPDMA1_REQUEST_USART1_TX Init */
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handle_GPDMA1_Channel4.Instance = GPDMA1_Channel4;
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handle_GPDMA1_Channel4.Init.Request = GPDMA1_REQUEST_USART1_TX;
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handle_GPDMA1_Channel4.Init.BlkHWRequest = DMA_BREQ_SINGLE_BURST;
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handle_GPDMA1_Channel4.Init.Direction = DMA_MEMORY_TO_PERIPH;
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handle_GPDMA1_Channel4.Init.SrcInc = DMA_SINC_INCREMENTED;
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handle_GPDMA1_Channel4.Init.DestInc = DMA_DINC_FIXED;
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handle_GPDMA1_Channel4.Init.SrcDataWidth = DMA_SRC_DATAWIDTH_BYTE;
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handle_GPDMA1_Channel4.Init.DestDataWidth = DMA_DEST_DATAWIDTH_BYTE;
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handle_GPDMA1_Channel4.Init.Priority = DMA_LOW_PRIORITY_LOW_WEIGHT;
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handle_GPDMA1_Channel4.Init.SrcBurstLength = 1;
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handle_GPDMA1_Channel4.Init.DestBurstLength = 1;
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handle_GPDMA1_Channel4.Init.TransferAllocatedPort = DMA_SRC_ALLOCATED_PORT0|DMA_DEST_ALLOCATED_PORT0;
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handle_GPDMA1_Channel4.Init.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
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handle_GPDMA1_Channel4.Init.Mode = DMA_NORMAL;
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if (HAL_DMA_Init(&handle_GPDMA1_Channel4) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmatx, handle_GPDMA1_Channel4);
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if (HAL_DMA_ConfigChannelAttributes(&handle_GPDMA1_Channel4, DMA_CHANNEL_NPRIV) != HAL_OK)
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{
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Error_Handler();
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}
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/* USART1 interrupt Init */
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HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(USART1_IRQn);
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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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PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART2;
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PeriphClkInitStruct.Usart2ClockSelection = RCC_USART2CLKSOURCE_PCLK1;
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if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != 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_GPIOA_CLK_ENABLE();
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/**USART2 GPIO Configuration
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PA2 ------> USART2_TX
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PA3 ------> USART2_RX
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
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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_LOW;
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GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* USART2 DMA Init */
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/* GPDMA1_REQUEST_USART2_RX Init */
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NodeConfig.NodeType = DMA_GPDMA_LINEAR_NODE;
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NodeConfig.Init.Request = GPDMA1_REQUEST_USART2_RX;
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NodeConfig.Init.BlkHWRequest = DMA_BREQ_SINGLE_BURST;
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NodeConfig.Init.Direction = DMA_PERIPH_TO_MEMORY;
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NodeConfig.Init.SrcInc = DMA_SINC_FIXED;
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NodeConfig.Init.DestInc = DMA_DINC_FIXED;
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NodeConfig.Init.SrcDataWidth = DMA_SRC_DATAWIDTH_BYTE;
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NodeConfig.Init.DestDataWidth = DMA_DEST_DATAWIDTH_BYTE;
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NodeConfig.Init.SrcBurstLength = 1;
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NodeConfig.Init.DestBurstLength = 1;
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NodeConfig.Init.TransferAllocatedPort = DMA_SRC_ALLOCATED_PORT0|DMA_DEST_ALLOCATED_PORT0;
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NodeConfig.Init.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
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NodeConfig.Init.Mode = DMA_NORMAL;
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NodeConfig.TriggerConfig.TriggerPolarity = DMA_TRIG_POLARITY_MASKED;
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NodeConfig.DataHandlingConfig.DataExchange = DMA_EXCHANGE_NONE;
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NodeConfig.DataHandlingConfig.DataAlignment = DMA_DATA_RIGHTALIGN_ZEROPADDED;
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if (HAL_DMAEx_List_BuildNode(&NodeConfig, &Node_GPDMA1_Channel3) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_DMAEx_List_InsertNode(&List_GPDMA1_Channel3, NULL, &Node_GPDMA1_Channel3) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_DMAEx_List_SetCircularMode(&List_GPDMA1_Channel3) != HAL_OK)
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{
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Error_Handler();
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}
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handle_GPDMA1_Channel3.Instance = GPDMA1_Channel3;
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handle_GPDMA1_Channel3.InitLinkedList.Priority = DMA_LOW_PRIORITY_LOW_WEIGHT;
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handle_GPDMA1_Channel3.InitLinkedList.LinkStepMode = DMA_LSM_FULL_EXECUTION;
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handle_GPDMA1_Channel3.InitLinkedList.LinkAllocatedPort = DMA_LINK_ALLOCATED_PORT0;
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handle_GPDMA1_Channel3.InitLinkedList.TransferEventMode = DMA_TCEM_BLOCK_TRANSFER;
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handle_GPDMA1_Channel3.InitLinkedList.LinkedListMode = DMA_LINKEDLIST_CIRCULAR;
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if (HAL_DMAEx_List_Init(&handle_GPDMA1_Channel3) != HAL_OK)
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{
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Error_Handler();
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}
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if (HAL_DMAEx_List_LinkQ(&handle_GPDMA1_Channel3, &List_GPDMA1_Channel3) != HAL_OK)
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{
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Error_Handler();
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}
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__HAL_LINKDMA(uartHandle, hdmarx, handle_GPDMA1_Channel3);
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if (HAL_DMA_ConfigChannelAttributes(&handle_GPDMA1_Channel3, DMA_CHANNEL_NPRIV) != HAL_OK)
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{
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Error_Handler();
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}
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/* USART2 interrupt Init */
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HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
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HAL_NVIC_EnableIRQ(USART2_IRQn);
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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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PB14 ------> USART1_TX
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PB15 ------> USART1_RX
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*/
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HAL_GPIO_DeInit(GPIOB, GPIO_PIN_14|GPIO_PIN_15);
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/* USART1 DMA DeInit */
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HAL_DMA_DeInit(uartHandle->hdmarx);
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HAL_DMA_DeInit(uartHandle->hdmatx);
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/* USART1 interrupt Deinit */
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HAL_NVIC_DisableIRQ(USART1_IRQn);
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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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PA2 ------> USART2_TX
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PA3 ------> USART2_RX
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*/
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
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/* USART2 DMA DeInit */
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HAL_DMA_DeInit(uartHandle->hdmarx);
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/* USART2 interrupt Deinit */
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HAL_NVIC_DisableIRQ(USART2_IRQn);
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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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