基于51单片机的交通灯设计

ID:693950 · 发表于 2020-2-18 16:12

#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
sbit RED_A=P0^0;
sbit YELLOW_A=P0^1;
sbit GREEN_A=P0^2;
sbit RED_B=P0^3;
sbit YELLOW_B=P0^4;
sbit GREEN_B=P0^5;
uchar Time_Count=0;
Flash_Count=0;
Operation_Type=1;
void To_int()interrupt 1
{
  TH0=-50000/256;
  TL0=-50000%256;
  switch(Operation_Type)
  {
case 1;
      RED_A=0;YELLOW_A=0;GREEN_A=l;
               RED_B=l;YELLOW_B=0;GREEN_B=0;
               if(++Time_Count!=100)
               retun;
               Time_ Count=0;
               Operation_Type=2;
               break;
case 2:
   if(++Time_Count!=8)retun;
         Time_Count=0;
         YELLOW_A=!YELLOW_A;
         GREEN_A=0;
         if(++Flash_Count!=10)
         retun;
         Flash_ Count=0;
         Operation_Type=3;
         break;
void main()
{
TMOD=0x01;
IE=0x82;
TR0=l;
while(1);
}

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