qiaoguang.c

这是一个敲管的程序,只有一点点长,但是在工厂里用上了,呵呵~

#include <reg52.h>
unsigned char timer;
sbit p10=P1^0;
sbit p11=P1^1;
sbit p12=P1^2;
sbit p13=P1^3;
sbit p14=P1^4;
sbit p15=P1^5;
sbit p16=P1^6;
sbit p17=P1^7;

void delay(unsigned int timer)
{
	unsigned int i,j;
	for(j=0;j<800;j++)
	{
		for(i=0;i<timer*26;i++)
			;
	}
}

void main()
{
 unsigned char i;
 P3=0XFF;
    while(1)
    {
        //P1=0XFF;
        timer=2;
        if(0==p10)
             timer++;
        if(0==p11)
             timer++;
        if(0==p12)
             timer++;
        if(0==p13)
             timer++;
        if(0==p14)
             timer++;
        if(0==p15)
             timer++;
        if(0==p16)
             timer++;
        if(0==p17)
             timer++;
        P3=~P3;
	delay(timer);
    }
}