/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file    usart.h
  * @brief   This file contains all the function prototypes for
  *          the usart.c file
  ******************************************************************************
  * @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 */
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __USART_H__
#define __USART_H__

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* USER CODE BEGIN Includes */
#include "stdio.h"
/* USER CODE END Includes */

/* USER CODE BEGIN Private defines */
typedef struct
{
	uint8_t *rx_buf;		//接收缓冲数组
	uint16_t rx_buf_cnt;	//接收缓冲计数值
	uint16_t rx_size;		//接收数据大小
	uint8_t rx_flag;		//接收完成标志位
	
	uint8_t *tx_buf;		//发送缓冲数组
	uint16_t tx_buf_cnt;	//发送缓冲计数值
	uint16_t tx_size;		//实际发送数据大小
}UART_BUF;					//串口结构体
 
extern UART_BUF usart3;		//串口结构体实体

extern uint8_t usart6_rx_buf[64];	//发送数据缓冲数组
extern uint8_t usart6_tx_buf[64];	//接收数据缓冲数据

//#ifdef __GNUC__
//     #define PUTCHAR_PROTOTYPE int _io_putchar(int ch)
// #else
//     #define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
// #endif
//extern PUTCHAR_PROTOTYPE;
/* USER CODE END Private defines */

void MX_USART1_UART_Init(void);
void MX_USART2_UART_Init(void);
void MX_USART3_UART_Init(void);
void MX_USART6_UART_Init(void);

/* USER CODE BEGIN Prototypes */
void modbus_init(void);
void modbus_callback(void);
void modbus_send(USART_TypeDef *Luart,uint8_t *Tx_Buf,uint16_t Size);

void usart2_laser_send(USART_TypeDef *Luart,uint8_t *Tx_Buf,uint16_t Size);
void usart6_send(uint8_t *Tx_Buf,uint16_t Size);
void usart6_rx_cb(void);
/* USER CODE END Prototypes */

#ifdef __cplusplus
}
#endif

#endif /* __USART_H__ */