7、课设—题目24：交通信号灯控制器

7、题目24：交通信号灯控制器东西方向和南北方向控制，每个路口灯亮的剩余时间，初始状态，东西方向开始通行。7.1、程序流程图7.2、源程序#include#define uchar unsigned char#define uint unsigned intsbit kai=P30;sbit jia=P31;sbit jian=P32;bit guan=1,flag=0,ci=0;uchar code table=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90;uchar i,num;uchar max=30;void delay(uchar z)uchar x,y;for(x=0;xz;x+)for(y=0;y30)max=30;while(!add)add=(bit)(P3&0x02);if(bit)(P3&0x04)=0)delay(5);if(bit)(P3&0x04)=0)sub=(bit)(P3&0x04);max-;if(max6)max=6;while(!sub)sub=(bit)(P3&0x04);void main()TMOD=0x01;TH0=(65536-50000)/256;TL0=(65536-50000)%256;EA=1;while(1)key();if(guan)ET0=1;TR0=1;if(!flag) if(num2*(max-5) P2=0xde;P0=0XF2;P1=table(max-num/2)/10; delay(1);P1=0xff; P0=0xf1;P1=table(max-num/2)%10;delay(1);P1=0xff;else if(num2*max)if(num%2)P2=0x2e;else P2=0x3e;P0=0XF2;P1=table(max-num/2)/10;delay(1);P1=0xff;P0=0XF1;P1=table(max-num/2)%10;delay(1);P1=0xff; if(flag)if(num2*(max-5)P2=0xf3;P0=0XF2;P1=table(max-num/2)/10;delay(1);P1=0xff;P0=0XF1;P1=table(max-num/2)%10;delay(1);P1=0xff;else if(num2*max)if(num%2)P2=0x35;else P2=0x37;P0=0XF2;P1=table(max-num/2)/10;delay(1);P1=0xff;P0=0XF1;P1=table(max-num/2)%10;delay(1);P1=0xff; elseTR0=0;num=0;tiao();P0=0XF2;P1=tablemax/10;delay(1);P1=0xff;P0=0xF1;P1=tablemax%10;delay(1);P1=0xff;void time() interrupt 1TH0=(65536-50000)/256;TL0=(65536-50000)%256;i+; if(i=10)i=0;num+;if(num=2*max)num=0;flag=flag;73、仿真线路图及结果仿真电路图初始状态，东西方