#include<STC12.H>

#include<intrins.h>

#define uchar unsigned char

#define uint unsigned int

#define zuo 0xeb

#define you 0xf7

#define zhong 0xf1

#define shang 0xeb

#define xia 0xf7

sbit youqian1=P0^0;

sbit youqian2=P0^1;

sbit zuoqian1=P0^2;

sbit zuoqian2=P0^3;

sbit youhou1=P0^4;

sbit youhou2=P0^5;

sbit zuohou1=P0^6;

sbit zuohou2=P0^7;

uchar a,zuoyou,shangxia,cout;

void delayms(uint x)

{

uchar i;

while(x--)

for(i=0;i<100;i++);

}

void main()

{

TMOD=0x22;

SCON=0x50;

CMOD=0X04;

TH1=0xfd;

TL1=0xfd;

TH0=0xa4;

TL0=0xa4;

TF0=0;

TR0=1;

CL=0X37;

CH=0X37;

CCON=0X00;

CCAP0L=0xf1;

CCAP0H=0xf1;

CCAP1L=0xf1;

CCAP1H=0xf1;

CCAPM0=0X42;

CCAPM1=0X42;

PCA_PWM0=0X00;

PCA_PWM1=0X00;

CR=1;

EA=1;

ES=1;

TR1=1;

P0=0x00;

while(1)

{

switch(a)

{

case 'a':zuoqian1=1;zuoqian2=0;

zuohou1=1;zuohou2=0;

youqian1=1;youqian2=0;

youhou1=1;youhou2=0;

break;

case 'b':zuoqian1=0;zuoqian2=1;

zuohou1=0;zuohou2=1;

youqian1=0;youqian2=1;

youhou1=0;youhou2=1;

break;

case 'd':zuoqian1=0;zuoqian2=1;

zuohou1=0;zuohou2=1;

youqian1=1;youqian2=0;

youhou1=1;youhou2=0;

break;

case 'c':zuoqian1=1;zuoqian2=0;

zuohou1=1;zuohou2=0;

youqian1=0;youqian2=1;

youhou1=0;youhou2=1;

break;

default:P0=0x00;

break;

}

}

}

void con()interrupt 4

{

ES=0;

RI=0;

zuoyou=CCAP0H;

shangxia=CCAP1H;

a=SBUF;

if(a=='2')

{

cout=~cout;

delayms(4000);

}

if(a=='1')

{

if(cout==0)

{

if(zuoyou==zhong)

{

CCAP0H=zuo;

delayms(4000);

}

if(zuoyou==zuo)

{

CCAP0H=zuo;

delayms(4000);

}

if(zuoyou==you)

{

CCAP0H=zhong;

delayms(4000);

}

}

if(cout!=0)

{

if(shangxia==zhong)

{

CCAP1H=shang;

delayms(4000);

}

if(shangxia==shang)

{

CCAP1H=shang;

delayms(4000);

}

if(shangxia==xia)

{

CCAP1H=zhong;

delayms(4000);

}

}

}

if(a=='3')

{

if(cout==0)

{

if(zuoyou==zuo)

{

CCAP0H=zhong;

delayms(4000);

}

if(zuoyou==zhong)

{

CCAP0H=you;

delayms(4000);

}

if(zuoyou==you)

{

CCAP0H=you;

delayms(4000);

}

}

if(cout!=0)

{

if(shangxia==shang)

{

CCAP1H=zhong;

delayms(4000);

}

if(shangxia==zhong)

{

CCAP1H=xia;

delayms(4000);

}

if(shangxia==xia)

{

CCAP1H=xia;

delayms(4000);

}

}

}

ES=1;

}

注：https://h5.qzone.qq.com/ugc/share?uw=450870035&subtype=0&blog_photo=0&appid=2&ciphertext=BC59B32B020FBBAEC74515751C5806A6&g_f=2000000393&_wv=1