0104_PT/src/agm_uart.h

#ifndef _AGM_UART_H_
#define _AGM_UART_H_


#include "board.h"
#include "timeout.h"

/*端口号*/
enum {
	UART0_ID    = 0,
	UART1_ID    = 1,
	UART2_ID    = 2,


	UART_DEBUG  = UART0_ID,
    UART_4G     = UART1_ID,
    UART_485    = UART2_ID,
	UART_MAX = 3
};

#define RS485_RX() GPIO_SetLow(GPIO1, GPIO_BIT2)
#define RS485_TX() GPIO_SetHigh(GPIO1, GPIO_BIT2)

#define UART_RCV_TEMPBUF_LEN	1024

#define UART_RCV_TIMEOUT    (10)  //串口接收超时时间，单位ms
#define UART_RCV_TIMEOUT_T  (2*1000)

typedef struct _uart_rcv_temp
{
    uint16_t p_input;
    uint16_t p_output;
    uint8_t rcv_buf[UART_RCV_TEMPBUF_LEN];
}__attribute__((packed)) uart_rcv_temp_t;

//串口接收
typedef struct _uart_info
{
    uart_rcv_temp_t p_rcv;
    uart_rcv_temp_t p_temp;
    uint8_t rcv_over;
    timeout_t tt_uart;
    uint32_t t_time;
}__attribute__((packed)) uart_info_t;
extern uart_info_t uart_info[UART_MAX];

extern void data_dump(const char *name, uint8_t *data, uint16_t length);
extern void Uart0_Init(uint32_t baud);
extern void Uart2_Init(uint32_t baud);
extern int uart_msg_send(uint8_t uartid, const char *buf, uint32_t buflen);
extern uint16_t uart_blocking_read(uint8_t *buf, uint8_t uart);
extern void uart_rcv_handle(void);

#endif