#include<reg51.h>
sbit In1=P2^0;
sbit In2=P2^1;//×óµç»ú
sbit In3=P2^2;
sbit In4=P2^3;//ÓÒµç»ú
sbit k1=P1^0;//Ç°½ø
sbit k2=P1^1;//ºóÍË
sbit k3=P1^2;//Í£Ö¹
sbit k4=P1^3;//×óת
sbit k5=P1^4;//ÓÒת
void delay(unsigned int z)
{
unsigned int x,y;
for(x=z;x>0;x--);
for(y=110;y>0;y--);
}
void main()
{
while(1)
{
if(k1 == 0)
{
delay(5);
if(k1 == 0)
In1=0;
In2=1;
In3=0;
In4=1;
}
}
{
if(k2 == 0)
{
delay(5) ;
if(k2 == 0)
In1=1;
In2=0;
In3=1;
In4=0;
}
}
{
if(k3 == 0)
{
delay(5) ;
if(k3 == 0)
In1=1;
In2=1;
In3=1;
In4=1;
}
}
{
if(k4 == 0)
{
delay(5) ;
if(k4 == 0)
In1=1;
In2=0;
In3=0;
In4=1;
}
}
{
if(k5 == 0)
{
delay(5) ;
if(k5 == 0)
In1=0;
In2=1;
In3=1;
In4=0;
}
}
}
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