9.80c51转向灯及proteus仿真实验

#include"reg52.h"

typedef unsigned char u8;
typedef unsigned int u16;

sbit k1=P1^0;
sbit k2=P1^1;
sbit led1=P1^2;
sbit led2=P1^3;
sbit led3=P1^4;
sbit led4=P1^5;

void delay(u16 i)
{
 while(i--);
}

void Zhuanxiang()
{
	if(k1==0)
	{
	 while(1)
	 {
	 led1=0;led2=0;
	 delay(40000);
	 led1=1;led2=1;
	 delay(40000);
	 if(k1!=0)
	 break;
	 }
	}
	if(k2==0)
	{
	 while(1)
	 {
	 led3=0;led4=0;
	 delay(40000);
	 led3=1;led4=1;
	 delay(40000);
	 if(k2!=0)
	 break;
	 }
	}
}
main()
{
 while(1)
 {
  Zhuanxiang();
 }
}