单片机控制交通灯

#include#define uchar unsigned char #define uint unsigned intsbit RED_A=P00;sbit YELLOW_A=P01;sbit GREEN_A=P02;sbit RED_B=P03;sbit YELLOW_B=P04;sbit GREEN_B=P05;uchar flash_count=0;operation_type=1;void delayms(uint x) uchar i; while (x-) for (i=0;i120;i+);void traffic_light() switch(operation_type) case 1:RED_A=1;YELLOW_A=1;GREEN_A=0; RED_B=0;YELLOW_B=1;GREEN_B=1; delayms(2000); operation_type=2; break; case 2:delayms(300); YELLOW_A=!YELLOW_A;GREEN_A=1; if (+flash_count!=10) return; flash_count=0; operation_type=3; break; case 3:RED_A=0;YELLOW_A=1;GREEN_A=1; RED_B=1;YELLOW_B=1;GREEN_B=0; delayms(2000); operation_type=4; break; case 4:delayms(300); YELLOW_B=!YELLOW_B;GREEN_B=1; if (+flash_count!=10) return; flash_count=0; operation_type=1; void main() while(1) traffic_light();