/* USER CODE END Header */
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __RECEIVEDATA_H__
#define __RECEIVEDATA_H__

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "ring_queue.h"
    
typedef struct _uart_device_info{
    uint8_t init;  //该设备是否初始化准备接收数据标志
    RingQueue  uart_ring_queue; //用于维护设备的接收缓存的循环队列
}uart_device_info;
    
uart_device_info* get_handle_485(void);//获取485操作句柄
//串口设备缓冲区是否有数据
int uart_dev_char_present(uart_device_info device);
//串口设备从缓冲区读入一个数据
char rs485_dev_in_char(uart_device_info *device);
    
void IRQHandler_485_process(uint8_t c);
void init_ring_queue(void);

#ifdef __cplusplus
}
#endif
#endif /* __RECEIVEDATA_H__ */