多个单片机C程序与图

PAGEPAGE201~99数码管显示电子钟10秒定时器-中断矩阵式键盘开关加数八灯依次亮//循环亮6~5~4~3~2~1倒计时9~01~99数码管显示#include<reg52.h>unsignedchartab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};sbitled1_en=P2^0;sbitled2_en=P2^1;unsignedcharshi,k,ge,shu;voiddelay(){unsignedchari,j; for(i=0;i<80;i++) for(j=0;j<100;j++) {P3=tab[shi]; led1_en=0; k++; led1_en=1;//十位 P3=tab[ge]; led2_en=0; k++; led2_en=1;}} voidmain(){while(1) { shi=shu/10; ge=shu%10; shu++; if(shu==100) shu=0; delay();}}10秒定时器#include<reg52.h>sbitled1_en=P3^0;sbitled2_en=P3^1;unsignedchartemp,key,k,s;unsignedcharcodetable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};voiddelay10ms(void)//10ms延时子程序{unsignedchari,j;for(i=20;i>0;i--)for(j=248;j>0;j--);}voidtimer1()interrupt3{ TR1=0;//定时器清零 k++；if(k==20) { k=0; s++; if(s==10) { s=0; } P1=table[s]; } TH1=(65536-50000)/256; TL1=(65536-50000)%256;TR1=1//定时器打开}voidmain(void){TMOD=0x10;TH1=(65536-50000)/256;TL1=(65536-50000)%256;EA=1;ET1=1;TR1=1;while(1);}中断矩阵式键盘#include<reg52.h>sbitled1_en=P3^0;sbitled2_en=P3^1;unsignedchartemp,key,k,ge,shi,cishu,shu1,shu2,shu3,hao;unsignedcharcodetable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};voiddelay10ms(void)//10ms延时子程序{unsignedchari,j;for(i=20;i>0;i--)for(j=248;j>0;j--);}voidkey_scan()//{ P0=0xfe;//第一行按键扫描 if(P0!=0xfe) { delay10ms(); if(P0!=0xfe) { //flag=1; temp=P0; switch(temp) { case0xee:key=1;break; case0xde:key=2;break; case0xbe:key=3;break; case0x7e:key=4;break; } while(P0==temp); delay10ms(); while(P0==temp); cishu++; } } P0=0xfd;//第二行按键扫描 if(P0!=0xfd) { delay10ms(); if(P0!=0xfd) { temp=P0; switch(temp) { case0xed:key=5;break; case0xdd:key=6;break; case0xbd:key=7;break; case0x7d:key=8;break; } while(P0==temp); delay10ms(); while(P0==temp); cishu++; } } P0=0xfb;//第三行按键扫描 if(P0!=0xfb) { delay10ms(); if(P0!=0xfb) { temp=P0; switch(temp) { case0xeb:key=9;break; case0xdb:key=10;break; case0xbb:key=11;break; case0x7b:key=12;break; } while(P0==temp); delay10ms(); while(P0==temp); cishu++; } } P0=0xf7;//第四行按键扫描 if(P0!=0xf7) { delay10ms(); if(P0!=0xf7) { temp=P0; switch(temp) { case0xe7:key=13;break; case0xd7:key=14;break; case0xb7:key=15;break; case0x77:key=16;break; } while(P0==temp); delay10ms(); while(P0==temp); cishu++; } }}voidx()interrupt0{ key_scan(); P1=table[key]; P0=0X0f;}voidmain(void){ IT0=1;//下降沿触发 EA=1; EX0=1; P0=0X0f; while(1); }开关加数#include<reg52.h>sbitSW=P2^0;unsignedchar shu;unsignedchartab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};voiddelay()//延时{ unsignedchari,j; for(i=1;i<80;i++) for(j=1;j<100;j++);}voidmain(){ P3=tab[shu]; while(1) { if(SW==0) { delay(); if(SW==0) { shu++; if(shu==10) shu=0; P3=tab[shu]; while(SW==0); delay(); while(SW==0);}}}}#include<reg52.h>电子钟#include<intrins.h>Unsignedcharcodetab[]={0x3f,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C};unsignedcharj,k,temp,second,minute,hour;unsignedchartod[]={0,0,0,0,0,0};voiddelay(){unsignedchari; for(i=0;i<20;i++);}voidtimer()interrupt3{ TH1=(65536-50000)/10; TL1=(65536-50000)%10; j++; if(j==20) { j=0; second++; if(second==60) { second=0; minute++; if(minute==60) { minute=0; hour++; if(hour==24) hour=0; } }} tod[5]=hour/10; tod[4]=hour%10; tod[3]=minute/10; tod[2]=minute%10; tod[1]=second/10; tod[0]=second%10; TR1=1; }voidmain(){EA=1; ET1=1;TMOD=0X10; TR1=1; TH1=(65536-50000)/10; TL1=(65536-50000)%10; while(1) { temp=0x01; for(k=0;k<6;k++) { P0=tab[tod[k]]; P1=~temp; temp=temp<<1; delay(); P1=0xff;}}}9~0倒计时#include<reg52.h>unsignedcharcodetab[]={0x3F,0x06,0x5B,0x4F，0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C};unsignedchari,j,temp,s,k,shu;unsignedchara=9;voidDelay(){unsignedchari;for(i=0;i<20;i++);}voidtimer0(void)interrupt1//50mS中断一次{ TH0=(65536-50000)/256; TL0=(65536-50000)%256; j++; if(j==20) { j=0; a--; }}voidmain(void){EA=1;ET0=1;TR0=1; TMOD=0x01;TH0=(65536-50000)/256;TL0=(65536-50000)%256;while(1){temp=0x01;for(s=0;s<6;s++){P0=tab[a]; Delay(); }}} 八灯依次亮 #include<reg52.h>#include<intrins.h>voiddelay(){unsignedcharj,i;for(i=0;i<255;i++)for(j=0;j<255;j++); }voidmain(){unsignedchartemp=0xfe;P1=0xfe;while(1){ P1=temp;delay(); temp=_crol_(temp,1);}}从左到右显示#include<reg52.h>unsignedchartab[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C};unsignedcharcodem[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf};unsignedchari=6,j;voiddelay(){unsignedcharj;for(j=0;j<250;j++);}voidtimer0()interrupt1//50mS中断一次{ TH0=(65536-50000)/256; TL0=(65536-50000)%256; j++; if(j==20) {j=0; i--; if(i==0)i=6; } } voidmain(void){EA=1;ET0=1;TR0=1; TMOD=0x01;TH0=(65536-50000)/256;TL0=(65536-50000)%256;while(1){ P0=tab[i]; P1=m[i-1]; delay(); P1=0xff; delay(); }}远程数据采集发送#include<AT89X52.h>sbitsw=P2^0;unsignedcharadc;//存放转换后的数据voiddelay10ms(void)//10ms延时子程序{unsignedchari,