SmartPDCode/f407/applications/mb.h

#ifndef __MB_Hx__
#define __MB_Hx__

#include <stdint.h>

enum {
    MB_MODE_MASTER=0,
    MB_MODE_SLAVE,
};
enum {
    MB_TYPE_RTU=0,
    MB_TYPE_TCP,
};
typedef struct {
    char     dev[8];
    uint8_t  type;
    uint8_t  mode;
    uint8_t  addr;
    uint16_t port;
}mb_para_t;

void* mb_init(char *dev, int type, int mode);
int mb_deinit(void *h);
int mb_read(void *h, void *data, int len, int timeout);
int mb_write(void *h, void *data, int len);

#endif