text1.c

这是我以前做过的51单片机实验代码

#include<reg51.h>
int wc=0;
sbit p10=P1^0;
 void timer() interrupt	 1
{
    wc++;
	TH0 = 0x4C;
	TL0 = 0x00;
}
void main()
{
	EA = 0;
	TMOD = 0x01;
	TH0 = 0x4C;
	TL0 = 0x00;
	EA = 1;
	ET0=1;
    TR0 = 1;
	while(1)
	{
	if(wc==20)
	{
	wc=0;
	p10=!p10;
	}
	}
}