isr.c

64*16的点阵显示

#include<Module.h>

bit G_b500mS;

void T0_Init()            						//定时初始化
{
	TMOD=0x01;
	TH0=(65536-50000)/256;
	TL0=(65536-50000)%256;
	EA=1;
	ET0=1;
	TR0=0;
}

void Time0() interrupt 1
{	
	static uc ucT0Num=0;
	
	TH0=(65536-50000)/256;
	TL0=(65536-50000)%256;
	
	ucT0Num++;
	if(ucT0Num>=10)
	{
		G_b500mS=1;
		ucT0Num=0;
	}//if
}