timer.h

用89C51做的简易电子钟

/*
 timer.h file
 Created by Computer-lov. Date: 2005.5.31
 Last edited date:2005.5.31
 Copyright (c) 2005 Computer-lov
 version 1.0
 All rigths reserved
 欢迎访问我的blog：  http://computer00.21ic.org
*/

#ifndef __TIMER_H__
#define __TIMER_H__

extern unsigned char year,month,day;
void timer(void);

#endif