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62 lines
1.9 KiB
62 lines
1.9 KiB
/**
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******************************************************************************
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* @file usart.h
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* @brief This file contains all the function prototypes for
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* the usart.c file
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2022 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 Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __USART_H__
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#define __USART_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* USER CODE BEGIN Includes */
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#define USART_REC_LEN 200 //定义最大接收字节数 200
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#define EN_USART1_RX 1 //使能（1）/禁止（0）串口1接收
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#define RXBUFFERSIZE 10 //缓存大小
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#define HAL_USART_ISR_EN 0//HAL库自带的串口接收中断服务函数开关
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/* USER CODE END Includes */
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extern UART_HandleTypeDef huart1;
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/* USER CODE BEGIN Private defines */
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/* USER CODE END Private defines */
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void MX_USART1_UART_Init(void);
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/* USER CODE BEGIN Prototypes */
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void USART_SendByte( char Data);
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void USART_SendString(char *nbuff);
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extern uint8_t USART_RX_BUF[USART_REC_LEN]; //接收缓冲,最大USART_REC_LEN个字节.末字节为换行符
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extern uint16_t USART_RX_STA; //接收状态标记
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extern UART_HandleTypeDef huart1; //UART句柄
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extern uint8_t aRxBuffer[RXBUFFERSIZE];//HAL库USART接收Buffer
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/* USER CODE END Prototypes */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __USART_H__ */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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