#define READ_SEC_ADD    0x81
#define READ_MIN_ADD    0x83
#define READ_HOUR_ADD   0x85
#define READ_DATE_ADD   0x87
#define READ_MONTH_ADD  0x89
#define READ_DOW_ADD    0x8B    //DOW:day of week
#define READ_YEAR_ADD   0x8D

#define WRITE_SEC_ADD   0x80
#define WRITE_MIN_ADD   0x82
#define WRITE_HOUR_ADD  0x84
#define WRITE_DATE_ADD  0x86
#define WRITE_MONTH_ADD 0x88
#define WRITE_DOW_ADD   0x8A
#define WRITE_YEAR_ADD  0x8C
#define CLOCK_BURST_ADD 0xBE

void	ds1302_init();
void  ds1302_task();

//extern void clock_halt(bit);
extern void write_clock_burst();
extern void	write_byte(uchar Clock_Add,uchar Clock_Data);