//按钮P1；灯P0；数码管P2; P3^0主持人控制开关

#include#define uc unsigned char

sbit li1=P0^0;

sbit li2=P0^1;

sbit li3=P0^2;

sbit li4=P0^3;

sbit li5=P0^4;

sbit li6=P0^5;

sbit li7=P0^6;

sbit li8=P0^7; //定义灯

sbit key1=P1^0;

sbit key2=P1^1;

sbit key3=P1^2;

sbit key4=P1^3;

sbit key5=P1^4;

sbit key6=P1^5;

sbit key7=P1^6;

sbit key8=P1^7; //定义按钮

sbit zhuchi=P3^0;

uc code table[]={0x3f,0x06,0x5b,0x4f,0x66,

0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};

void delay(uc xms);

void main()

{P2=0x00; //共阴数码管全灭

while(1)

{

if(key1==0) //选手1

{

delay(10);//去抖延时

if(key1==0)

{P2=table[1];li1=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li1=1;break;}}

}

} //选手1

if(key2==0) //选手2

{

delay(10);//去抖延时

if(key2==0)

{P2=table[2];li2=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li2=1;break;}}

}

} //选手2

if(key3==0) //选手3

{

delay(10);//去抖延时

if(key3==0)

{P2=table[3];li3=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li3=1;break;}}

}

} //选手3

if(key4==0) //选手4

{

delay(10);//去抖延时

if(key4==0)

{P2=table[4];li4=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li4=1;break;}}

}

} //选手4

if(key5==0) //选手5

{

delay(10);//去抖延时

if(key5==0)

{P2=table[5];li5=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li5=1;break;}}

}

} //选手5

if(key6==0) //选手6

{

delay(10);//去抖延时

if(key6==0)

{P2=table[6];li6=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li6=1;break;}}

}

} //选手6

if(key7==0) //选手7

{

delay(10);//去抖延时

if(key7==0)

{P2=table[7];li7=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li7=1;break;}}

}

} //选手7

if(key8==0) //选手8

{

delay(10);//去抖延时

if(key8==0)

{P2=table[8];li8=0;}

while(1)

{

if(zhuchi==0)

{delay(10);

if(zhuchi==0)

{P2=0x00;li8=1;break;}}

}

} //选手8

}

}

void delay(uc xms) //延时函数

{

uc i,j;

for(i=xms;i>0;i--)

for(j=110;j>0;j--);

}