4、51单片机8按键流水灯程序

#include<reg51.h> //包含单片机头文件 #define uint unsigned int #define uchar unsigned char #define DataPort P0 //定义P0为数据输出端口 #define TIME 30 //设定流水灯每个状态的间隙时间 sbit k1=P1^0; sbit k2=P1^1; sbit k3=P1^2; sbit k4=P1^3; sbit k5=P1^4; sbit k6=P1^5; sbit k7=P1^6; sbit k8=P1^7; uchar code distable[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e}; //共阳数码管 /************us级延时程序*************/ void Delayus2x(uint n) { while(--n); } /***********ms级延时程序*************/ void Delayms(uint n) { while(--n) {Delayus2x(245);Delayus2x(245);} } /********************五个数组分别对应五种不同的流水灯******************/ uchar DB1[15]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe}; uchar DB2[15]={0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe}; uchar DB3[15]={0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0xc3,0x81,0x00,0x81,0xc3,0xe7}; uchar DB4[36]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0x7e,0x7d,0x7b,0x77,0x6f,0x5f,0x3f,0x3e, 0x3d,0x3b,0x37,0x2f,0x1f,0x1e,0x1d,0x1b,0x17,0x0f,0x0e,0x0d,0x0b,0x07,0x06,0x05,0x03,0x02,0x01,0x00}; uchar DB5[36]={0x80,0x40,0xc0,0xa0,0x60,0xe0,0xd0,0xb0,0x70,0xf0,0xe8,0xd8,0xb8,0x78,0xf8, 0xf4,0xec,0xdc,0xbc,0x7c,0xfc,0xfa,0xf6,0xee,0xde,0xbe,0x7e,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0xff}; uchar idata DB6[14]={0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7}; uchar idata DB7[5]={0xff,0x3f,0x0f,0x03,0}; uchar idata DB8[5]={0,0x03,0x0f,0x3f,0xff}; /****************************主函数***************************************/ void main(void) { uint i=0; while(1) //死循环，流水灯依次在五种方式中循环 { DataPort=0xff; //灯全灭 Delayms(TIME); P2=distable[0]; if(!k1) { while(!k1); P2=distable[1]; while(1) { for(i=0;i<15;i++) { DataPort=DB1[i]; Delayms(TIME); }//第一种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k2) { while(!k2); P2=distable[2]; while(1) { for(i=0;i<15;i++) { DataPort=DB2[i]; Delayms(TIME); }//第二种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k3) { while(!k3); P2=distable[3]; while(1) { for(i=0;i<15;i++) { DataPort=DB3[i]; Delayms(TIME); }//第三种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k4) { while(!k4); P2=distable[4]; while(1) { for(i=0;i<36;i++) { DataPort=DB4[i]; Delayms(TIME); }//第四种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k5) { while(!k5); P2=distable[5]; Delayms(TIME); while(1) { for(i=0;i<36;i++) { DataPort=DB5[i]; Delayms(TIME); }//第五种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k6) { while(!k6); P2=distable[6]; Delayms(TIME); while(1) { for(i=0;i<14;i++) { DataPort=DB6[i]; Delayms(TIME); }//第6种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k7) { while(!k7); P2=distable[7]; Delayms(TIME); while(1) { for(i=0;i<5;i++) { DataPort=DB7[i]; Delayms(TIME); Delayms(TIME); }//第7种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } if(!k8) { while(!k8); P2=distable[8]; Delayms(TIME); while(1) { for(i=0;i<5;i++) { DataPort=DB8[i]; Delayms(TIME); Delayms(TIME); }//第8种方式 if(!k1||!k2||!k3||!k4||!k5||!k6||!k7||!k8) break; } } } }