zhongduan.h.txt

DS1302

void init()
{
	EA=1;
	ET0=1;
	TR0=1;
	TH0=(65536-50000)/256;
	TL0=(65536-50000)%256;
	TMOD=0x01;
	
	
}

void time0() interrupt 1
{
	TH0=(65536-50000)/256;
	TL0=(65536-50000)%256;
}