51單片機交通燈控制電路程序

ID:1046201 · 發表于 2022-9-28 23:06

項目：交通燈控制系統---控制led燈/交通燈，控制定時器，控制數碼管顯示器

單片機源程序如下:
#include<reg52.h>
#define  uint unsigned int;
#define  uchar unsigned char;
void  DigitalTube();
void  InterruptT0();
sbit  P10 = P1^0;
sbit  P11 = P1^1;
sbit  P12 = P1^2;
sbit  P13 = P1^3;
sbit  P14 = P1^4;
sbit  P15 = P1^5;
sbit  P16 = P1^6;
sbit  P17 = P1^7;
sbit  P20 = P2^0;
sbit  P21 = P2^1;
sbit  K22 = P2^2;
sbit  K23 = P2^3;
sbit  K24 = P2^4;
sbit dula = P2^5;
uint LedBuf[10] = { 0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90};
uint Kflag = 1;
uint LedNumNS = 27;
uint LedNumEW = 30;
uint i = 0;
uint j = 0;
uint j1 = 0;
uint k = 0;
uint g = 0;
uint z = 0;
uint LedTime1 = 30;
uint LedTime2 = 27;
uint LedTime3 = 30;
uint LedTime4 = 27;
uint Kf22 = 1;
uint Kf23 = 1;
uint Kf24 = 1;
uint KSta24 = 1;
uint KSta23 = 1;
uint KSta22 = 1;
uchar Kflag22 = 0;
void main()
{
EA = 1;
ET0 = 1;
TR0 = 1;
TMOD = 0x01;
TH0 = 0xFC;
TL0= 0x67;
P1 = 0xEE;
  while(1)
  {
  DigitalTube();
  }
}

void InterruptT0() interrupt 1
{
TH0 = 0xFC;
TL0 = 0x67;
i++;
k++;

KSta24 = K24;
if(Kf24 != KSta24)
{
   if(Kf24 == 1)
   {
   Kflag = !Kflag;
   }
   Kf24 = KSta24;
}

KSta23 = K23;
if(Kf23 != KSta23)
{
if(Kf23 == 1)
{
   LedTime1 = LedTime1 +5;
   LedTime2 = LedTime2 +5;
   LedTime3 = LedTime3 +5;
   LedTime4 = LedTime4 +5;
   if(LedTime1 >=60)
   {
   LedTime1 = 10;
   LedTime2 = 7;
   LedTime3 = 10;
   LedTime4 = 7;
   }
   LedNumEW = LedTime1;
   LedNumNS = LedTime2;
}
Kf23= KSta23;
}

KSta22 = K22;
if(Kf22 != KSta22)
{
if(Kf22 == 1)
{
   Kflag22 ++;
   if(Kflag22>= 3)
   {
   Kflag22 = 0;
   }
   switch(Kflag22)
   {
   case 1:
   LedTime1 = 50;
         LedTime2 = 47;
   LedTime3 = 20;
   LedTime4 = 17;
   LedNumEW = LedTime1;
   LedNumNS = LedTime2;

      break;
   case 2:
   LedTime1 = 20;
         LedTime2 = 17;
   LedTime3 = 50;
   LedTime4 = 47;
   LedNumEW = LedTime1;
   LedNumNS = LedTime2;
   break;
   case 0:

   LedTime1 = 30;
         LedTime2 = 27;
   LedTime3 = 30;
   LedTime4 = 27;
   LedNumEW = LedTime1;
   LedNumNS = LedTime2;
   break;
   }
}
Kf22 = KSta22;
}

if(j >= 200)
  {
j  = 0;
j1++;
  }

if(i >= 1000)
{
  i = 0;
  LedNumNS--;
  LedNumEW--;
  switch(g)
  {
case 0:
if(LedNumEW == 3)
{
   P14 = ! P14;
if(Kf24 == Kflag)  P15 = ! P15;
   LedNumNS = 3;
}
if(LedNumEW == 0)
{
   LedNumNS =  LedTime3;
   LedNumEW =  LedTime4;
   P12 = ! P12;
   P10 = ! P10;
   P13 = ! P13;
      if(Kf24 == Kflag)
   P15 = ! P15;
   g = 1;
}
break;
case 1:
if(LedNumNS == 3)
   {
            P12 = !P12;
      P11 = !P11;
      LedNumEW = 3;
   }
if(LedNumNS == 0)
{
   LedNumEW = LedTime1;
   LedNumNS = LedTime2;
if(Kf24 == Kflag) P11 = !P11;
   P10 = !P10;
   P14 = !P14;
   P13 = !P13;
   g = 0;
}
break;
   }

   if(Kf24 != Kflag)
  {
if(j1 % 2 == 0)
{
P11 = ! P11;
P15 = ! P15;
   }
  }
  }
}

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51單片機交通燈控制電路程序