rs485.h

LINUX的简单应用

/*typedef struct
{
  unsigned  char  data[2048];
} ramstruct;

void Init485(void);
void rs485_puts(unsigned char str[],int len,ramstruct far *ram);
int rs485_gets(unsigned char str[],int len,ramstruct far *ram);
int rs485_getlen(ramstruct far *ram);
void rs485_clear(ramstruct far *ram);

unsigned char rs485_getc(int id,ramstruct far *ram);
void rs485_send(ramstruct far *ram);
void rs485_modify(int id,ramstruct far *ram,unsigned char mddata);

void port_puts(unsigned char str[],int len,PORT *port);
int port_gets(unsigned char str[],int len,PORT * port);
void port_clear(PORT *port);
int port_getlen(PORT *port);*/
#define rs485_puts(a,b,c)	port_puts(a,b,c)
#define rs485_gets(a,b,c)	port_gets(a,b,c)
#define rs485_getlen(a)		port_getlen(a)
#define rs485_clear(a)		port_clear(a)
#define rs485_getc(a,b)		b->in.buffer[a]
#define rs485_send(a)		port_send(a)