《姬家寨村智能交通灯》程序代码

硬件电路设计：姬学瑞；软件程序编写：姬学瑞；

版权所有，侵权必究！姬家寨村电子科技研究所研制！

#include<reg52.h>

#define uchar unsigned char

#define uint unsigned int

sbit nb_red=P2^6;

sbit nb_blue=P2^4;

sbit nb_yellow=P2^5;

sbit dx_red=P2^7;

sbit dx_blue=P3^7;

sbit dx_yellow=P3^6;

sbit wei1=P3^2;

sbit wei2=P3^3;

sbit wei3=P3^4;

sbit wei4=P3^5;

sbit qiehuan=P2^0;

sbit shezhi=P2^1;

sbit bujinjia=P2^2;

sbit bujinjian=P2^3;

uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};

uchar count,count1,nanbei,dongxi,nan_bei,nan_bei1,dong_xi,dong_xi1,zhuangtai,

      zhuangtai1,nanbei_num,dongxi_num,shezhi_count,qiehuan_count,

  q_nbred,q_nbblue,q_dxred,q_dxblue;

uint num;

void delayms(uint z)

{

    uint x,y;

    for(x=z;x>0;x--)

        for(y=110;y>0;y--);

}

void display()

{

    wei1=0;

    P1=~table[nanbei/10];

    delayms(1);

    wei1=1;

    P1=0xff;

    wei2=0;

    P1=~table[nanbei%10];

    delayms(1);

    wei2=1;

    P1=0xff;

    wei3=0;

    P0=~table[dongxi/10];

    delayms(1);

    wei3=1;

    P0=0xff;

    wei4=0;

    P0=~table[dongxi%10];

    delayms(1);

    wei4=1;

    P0=0xff;

}

void key()

{

if(!shezhi)

{

delayms(10);

{

if(!shezhi)

{

if(shezhi_count<2)

{

shezhi_count++;

if(shezhi_count==1)

{

nanbei=nan_bei;

dongxi=dong_xi1;

}

if(shezhi_count==2)

{

nanbei=nan_bei1;

dongxi=dong_xi;

}

}

else

{

shezhi_count=0;

nanbei=nan_bei;

dongxi=dong_xi1;

    TR0=1;

    TR1=1;

}

while(!shezhi)display();

}

}

}

if(!bujinjia)

{

delayms(10);

{

if(!bujinjia)

{

switch(shezhi_count)

{

case 1: if(nanbei<100){nan_bei++;dong_xi1++;nanbei=nan_bei;dongxi=dong_xi1;}break;

case 2: if(nanbei<100){nan_bei1++;dong_xi++;nanbei=nan_bei1;dongxi=dong_xi;}break;

}

while(!bujinjia)display();

}

}

}

if(!bujinjian)

{

delayms(10);

{

if(!bujinjian)

{

switch(shezhi_count)

{

case 1: if(nanbei>0){nan_bei--;dong_xi1--;nanbei=nan_bei;dongxi=dong_xi1;}break;

case 2: if(nanbei>0){nan_bei1--;dong_xi--;nanbei=nan_bei1;dongxi=dong_xi;}break;

}

while(!bujinjian)display();

}

}

}

}

void she_zhi()

{

key();

while(shezhi_count)

{

    TR0=0;

    TR1=0;

key();

display();  

}

}

void qiehuan_key()

{

if(!qiehuan)

{

delayms(10);

{

if(!qiehuan)

{

if(qiehuan_count<2)

{

qiehuan_count++;

switch(qiehuan_count)

{

case 1:nb_red=1;nb_yellow=0;nb_blue=1;dx_red=1;dx_yellow=0;dx_blue=1;break;

case 2:nb_red=0;nb_yellow=1;nb_blue=1;dx_red=1;dx_yellow=1;dx_blue=0;break;

}

}

else

{

qiehuan_count=0;

    TR0=1;

    TR1=1;

}

while(!qiehuan);

}

}

}

}

void qie_huan()

{

qiehuan_key();

while(qiehuan_count)

{

    TR0=0;

    TR1=0;

qiehuan_key();  

}

}

void time_init()

{

    TMOD=0x11;

    TH0=(65536-50000)/256;

    TL0=(65536-50000)%256;

    TH1=(65536-50000)/256;

    TL1=(65536-50000)%256;

    ET0=1;

    ET1=1;

    TR0=1;

    TR1=1;

    EA=1;

}

void init()

{

time_init();

nanbei=22;

dongxi=22;

nan_bei=22;

nan_bei1=10;

dong_xi1=22;

dong_xi=10;

nb_red=0;

nb_blue=1;

nb_yellow=1;

dx_blue=0;

dx_red=1;

dx_yellow=1;

}

void main()

{

init();

while(1)

{

   display();

   she_zhi();

   qie_huan();

}

}

void t0()interrupt 1

{

    TH0=(65536-50000)/256;

    TL0=(65536-50000)%256;

count++;

if(!nanbei_num)

{

if(count==20)

{

count=0;

if(nanbei>2)

nanbei--;

else

{

 nanbei_num=1;

 nb_red=1;

 nb_blue=1;

}

}  

}

if(nanbei_num)

{

if(count<10)

nb_yellow=0;

if(count>10)

nb_yellow=1;

if(count>20)

{

count=0;

if(nanbei>0)

nanbei--;

else

{

nanbei_num=0;

zhuangtai=~zhuangtai;

if(zhuangtai)

{

nb_blue=0;nb_red=1;

nanbei=nan_bei1;

}

else

{

nb_red=0;nb_blue=1;

nanbei=nan_bei;

}

}

}

}

}

void t1()interrupt 3

{

    TH1=(65536-50000)/256;

    TL1=(65536-50000)%256;

count1++;

if(!dongxi_num)

{

if(count1==20)

{

count1=0;

if(dongxi>2)

dongxi--;

else

{

 dongxi_num=1;

 dx_red=1;

 dx_blue=1;

}

}  

}

if(dongxi_num)

{

if(count1<10)

dx_yellow=0;

if(count1>10)

dx_yellow=1;

if(count1>20)

{

count1=0;

if(dongxi>0)

dongxi--;

else

{

dongxi_num=0;

zhuangtai1=~zhuangtai1;

if(zhuangtai1)

{

dx_blue=1;dx_red=0;

dongxi=dong_xi;

}

else

{

dx_red=1;dx_blue=0;

dongxi=dong_xi1;

}

}

}

}

}