serial_s.h

51单片机的多机串口互连 通信函数

#ifndef __serial_s__
#define __serial_s__

void putc(unsigned char c);
void puts(char *s);
unsigned char getc();
//void signlong(unsigned char *l);
void serial_install();
bit sfree();
void printud(unsigned int d);
void printd(unsigned int d);
void puti(unsigned int d);
void putl(unsigned long d);
unsigned int geti();
unsigned long getl();

#endif