51单片机控制交通灯原理图及C语言程序

Proteus 仿真原理图： Keil C 源程序： #include #define uchar unsigned char #define uint unsigned int sbit RED_DONGXI = P1^0;//南北方向红灯亮 sbit YELLOW_DONGXI = P1^1;//南北方向黄灯亮 sbit RED_NANBEI = P1^3;//东西方向红灯亮 sbit GREEN_DONGXI = P1^2;//南北方向绿灯亮 sbit YELLOW_NANBEI = P1^4;//东西方向黄灯亮 sbit GREEN_NANBEI = P1^5;//东西方向绿灯亮 sbit DXweixuan1 = P1^6;//南北方向数码管位选 1 sbit DXweixuan2 = P1^7;//南北方向数码管位选 2 sbit NBweixuan1 = P3^0;//东西方向数码管位选 1 sbit NBweixuan2 = P3^1;//东西方向数码管位选 2 sbit L1=P3^5; sbit L2=P3^6; sbit L3=P3^7; uint aa, bai,shi,ge,bb; uint shi1,ge1,shi2,ge2; uint code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; uint code table1[]={0xfc,0x60,0xda,0xf2,0x66,0xb6,0xbe,0xe0,0xfe,0xf6}; void delay(uint z); void init(uint a); void display(uint shi1,uint ge1,uint shi2,uint ge2); void xtimer0(); void init1();