#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
sbit sw1=P3^0;
sbit sw2=P3^1;
sbit sw3=P3^2;
sbit key_ew=P3^3;
sbit key_sn=P3^4;
sbit BZ=P3^5;
uchar TH,TL;
uchar SN=30,EW=25,NN=60;
uint tt,ii,jj,kk;
uchar code DisCode[]
={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
uchar Disbuff0[2];
uchar Disbuff1[2];
void Delay(uint x)//MS延时
{
uchar i;
while(x--)for(i=0;i<123;i++);
}
void init()
{
TMOD=0x01;
TH=(65536-4000)/256,
TL=(65536-4000)%256;
TH0=TH;
TL0=TL;
EA=1;
ET0=1;
TR0=1;
}
void fenli0()
{
Disbuff0[0]=SN/10;
Disbuff0[1]=SN%10;
}
void fenli1()
{
Disbuff1[0]=EW/10;
Disbuff1[1]=EW%10;
}
void Display()
{
uchar ii;
if(ii==0)
{
P0=0x80;
P2=0x80;
P2=DisCode[Disbuff0[0]]|0x80;
P0=DisCode[Disbuff1[0]]&0x7f;
}
else
{
P0=0x80;
P2=0x80;
P2=DisCode[Disbuff0[1]]&0x7f;
P0=DisCode[Disbuff1[1]]|0x80;
}
ii=~ii;
}
void fuzhi()//赋值
{
if(NN==60)
{
SN=30;
EW=25;
P1=0x5E;
}
if(EW==0&&NN==35)
{
EW=5;
P1=0x6E;
}
if(NN==30)
{
SN=25;
EW=30;
P1=0xB3;
}
if(SN==0&&NN==5)
{
SN=5;
P1=0xB5;
}
}
void LED()//LED
{
if(NN<=40&&NN>35)//
{
if(kk)
{
P1=0x5E;
}
else P1=0xfE;
}
if(NN<=35&&NN>30)
{
if(kk)
{
P1=0x6E;
}
else P1=0xEE;
}
if(NN<=10&&NN>5)
{
if(kk)
{
P1=0xB3;
}
else P1=0xF7;
}
if(NN<=5)
{
if(kk)
{
P1=0xB5;
}
else P1=0xF5;
}
}
void qiangzhi_sw()//强制通行
{
if(key_ew==0)
{
TR0=0;
P0=0x3f;
P2=0x3f;
P1=0x5e;
while(!key_ew);
TR0=1;
}
if(key_sn==0)
{
TR0=0;
P0=0x3f;
P2=0x3f;
P1=0xb3;
while(!key_sn);
TR0=1;
}
}
void key1()//调时
{
uchar m=0,num=0,n=0;
uchar sw11,sw22=1,sw33=1;
if(sw1==0)
{
Delay(10);
if(sw1==0)
{
while(!sw1);
num++;
TR0=0;
while(!m)
{
if(n==1)
{
if(sw11==1&&sw1==0)
{
Delay(10);
if(sw11==1&&sw1==0)
{
num++;
}
}
if(num==3)
{
while(!sw1);
}
sw11=sw1;
}
n=1;
Delay(3);
switch (num)
{
case 1:
{
if(sw22==1&&sw2==0)
{
SN++;
EW++;
if(EW==100)
{
EW=5;
SN=0;
}
if(SN==100)
{
SN=5;
EW=0;
}
fenli0();
fenli1();
}
sw22=sw2;
if(sw33==1&&sw3==0)
{
SN--;
EW--;
if(EW==255)
{
EW=94;
SN=99;
}
if(SN==255)
{
SN=94;
EW=99;
}
fenli0();
fenli1();
}
sw33=sw3;
Display();
} break;
case 2:
{
TR0=1;
m=1;
while(!sw1);
Delay(5);
while(!sw1);
} break;
}
}
}
}
}
void main()
{
init();
fenli0();
fenli1();
while(1)
{
qiangzhi_sw();
key1();
}
}
void timer0() interrupt 1
{
TH0=TH;
TL0=TL;
tt++;
jj++;
if(tt==250)
{
tt=0;
fuzhi();
EW--;
SN--;
if(SN==30)
{
NN=61;
}
if(EW==30)
{
NN=30;
}
if(EW<30||SN<30)
{
NN--;
if(NN==0)
NN=60;
}
fenli0();
fenli1();
}
Display();
LED();
if(jj==50)
{
jj=0;
kk=~kk;
}
}
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