253 lines
6.1 KiB
C
253 lines
6.1 KiB
C
/**
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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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* <h2><center>© Copyright (c) 2023 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "usart.h"
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#include "stdbool.h"
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#include "struct.h"
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/* USER CODE BEGIN 0 */
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__IO bool UART_ERROR = 0;
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__IO bool TX_OK = 0, RX_OK = 0;
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const uint32_t BAUDRATE[] = {4800, 7200, 9600, 14400, 19200, 38400, 57600, 115200, 128000, 230400}; //uint32_t - åñëè ñòàâëþ 16 òî íå ðàáîòàåò!!!!
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extern __IO UserData_TypeDef currentData;
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extern uint8_t buff[16];
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extern bool needSave;
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extern bool setbaud;
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extern uint16_t delayREDE;
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/* USER CODE END 0 */
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UART_HandleTypeDef huart1;
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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 = BAUDRATE[currentData.BAUD];
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switch(currentData.INFB)
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{
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case 0: //NONE
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huart1.Init.WordLength = UART_WORDLENGTH_8B;
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huart1.Init.Parity = UART_PARITY_NONE;
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break;
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case 1: //ODD
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huart1.Init.WordLength = UART_WORDLENGTH_9B;
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huart1.Init.Parity = UART_PARITY_ODD;
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break;
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case 2: //EVEN
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huart1.Init.WordLength = UART_WORDLENGTH_9B;
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huart1.Init.Parity = UART_PARITY_EVEN;
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break;
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}
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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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if(currentData.INFB < 9)
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huart1.Init.OverSampling = UART_OVERSAMPLING_16;
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else huart1.Init.OverSampling = UART_OVERSAMPLING_8;
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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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/* todo: ðàñêîìåíòèòü çàñòàâèòü ðàáîòàòü
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_ORE))
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_ORE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_PE))
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_PE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_FE))
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_FE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_NE))
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_NE);
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HAL_GPIO_WritePin(RE_GPIO_Port, RE_Pin, GPIO_PIN_RESET);
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SET_BIT(huart1.Instance->CR1, USART_CR1_RXNEIE | USART_CR1_PEIE); // ðàçðåøåíèå ïðåðûâàíèé ïî RENotEMPTY è îøèáêè ÷åòíîñòè
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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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void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {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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/* USART1 clock enable */
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__HAL_RCC_USART1_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**USART1 GPIO Configuration
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PA9 ------> USART1_TX
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PA10 ------> USART1_RX
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
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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(GPIOA, &GPIO_InitStruct);
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/* USER CODE BEGIN USART1_MspInit 1 */
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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 END USART1_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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PA9 ------> USART1_TX
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PA10 ------> USART1_RX
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*/
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
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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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}
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void MX_USART1_UART_DeInit(void)
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{
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if(HAL_UART_DeInit(&huart1) != HAL_OK) {
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Error_Handler();
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}
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HAL_NVIC_DisableIRQ(USART1_IRQn);
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}
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void USART1_IRQHandler(void)
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{
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HAL_UART_IRQHandler(&huart1);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_ORE)) //jîøèáêà ïåðåïîëíåíèÿ
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_ORE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_PE)) //îøèáêà ÷åòíîñòè
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_PE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_FE)) //îøèêà êàäðà-ïàêåòà
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_FE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_NE)) //îøèáêà øóìà
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_NE);
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if(__HAL_UART_GET_FLAG(&huart1, UART_FLAG_NE)) //îøèáêà øóìà
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__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_NE);
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}
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void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
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{
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__IO uint16_t a;
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a = delayREDE;
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while(a)
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{
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a--; a++; a--; a++; a--;
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}
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if(setbaud)
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{
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setbaud = false;
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needSave = true;
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SetBaudRate();
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}
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//__HAL_UART_CLEAR_FLAG(&huart1, UART_FLAG_TC);
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//HAL_GPIO_WritePin(RE_GPIO_Port, RE_Pin, GPIO_PIN_RESET);
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}
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void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
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{
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Receive_Complete();
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HAL_UART_Receive_IT(&huart1, (uint8_t*)buff, 1);
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}
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void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart)
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{
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RX_OK = TX_OK = false;
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HAL_GPIO_WritePin(USART1_RE_GPIO_Port, USART1_RE_Pin, GPIO_PIN_RESET);
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UART_ERROR = true;
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//HAL_UART_Abort_IT(huart); //todo: îòêëþ÷èë. Ïðè ïåðâîì çàïóñêå âëåòàë òóäà è îòêëþ÷àë ïðåðûâàíèÿ
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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