clock.h

时钟芯片PCF8563的底层驱动

#ifndef _CLOCK_H
	#define _CLOCK_H

#define	BASE_YEAR	2000
typedef struct   
{
	signed char   	hour;
	signed char		min;
	signed char		sec;
}TIME;
typedef struct
{
	signed char 	year;
	signed char		mon;
	signed char		day;
}DATE;
extern	TIME	time;
extern	DATE	date;
extern  TIME	old_time;
extern  DATE 	old_date;
extern 	unsigned    char	old_hour;	
extern 	unsigned    char	old_sec	;
extern 	unsigned    char    old_min	;

void 			start_PCF8563();
void 			settime(TIME);
void 			gettime(TIME *);
void			setdate(DATE);
void			getdate(DATE*);
void 			write_clock_dat(unsigned char);
unsigned char 	read_clock_dat(void);
extern  TIME                    timeDelay;

#endif