单片机C语言程序

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1、1流水#includesbitPl_O=PlAO;sbitPl_l=PlAl;sbitPl_2=PlA2;sbitPl_3=PlA3;sbitPl_7=PlA7;unsignedcharID;voiddelayms(unsignedchari){unsignedcharj;for(i;i>0;i-)for(j=1000;j>0;j-);}voidmain(void){while(l){if(Pl_7==0){delayms(lOO);if(Pl_7==0){ID++;if(lD==4){ID=();}while(Pl_7==0);}}switch(ID){case0:

2、Pl_0二〜Pl_0;P1_1=1；P1_2=1;P1_3=1;delayms(lOO);break;case1:Pl_l=〜Pl_l；P1_O=1;P1_2=1;P1_3=1;delayms(lOO);break;case2:Pl_2=〜Pl_2;P1_O=1;P1_1=1;P1_3=1;dclayms(lOO);break;case3:P1_3=〜P1_3;P1_O=1;P1J=1;P1_2=1;delayms(K)O);break;2抢答器#include#include#definecs273XBYTE[0xCFA0]sbitRST=P1A

3、7;sbitKl=PIA0;sbitK2=P1A1;sbitK3=P1A2;sbitPl_3=PlA3;unsignedcharcodetable[4J={0x06,0x5b,0x4f,0x00};voiddelay(unsignedk){unsignedinti,j;for(i=0;i

4、ay(30);if(K2==0){cs273=table[l];while(1)if(RST=0){cs273=table[3J;gotostart;}))elseif(K3==0){delay(30);if(K3==0){cs273=table[2];while(1)if(RST==O){cs273=table[3];gotostart;}})3五人表决器#includesbitRST=P1A7;sbitKl=P1AO;sbitK2=P1A1;sbitK3=P1A2;sbitK4=P1A3;sbitK5=P1A4;sbitPl_6=PlA6;unsignedchar

5、count,a,b,c,d,e;voiddclay(unsigncdk){unsignedinti,j;for(i=0;i

6、l;}}elseif(K5==0){delay(30);if(K5==0)(while(K5==0);e=l；}}count=a+b+c+d+e;if(count>=3){Pl_6=0;delay(20());}if(RST==O){delay(30);if(RST==O){a=0,b=0,c=0,d=0,e=0,count=0;Pl_6=l；)}4串口#include#include#defineucharunsignedcharucharcodeTablc[18]={l,3,7,0x0f,0xlF,0x3F,0x7F,0xff,0xFE,0xF

7、C,0xF8,0xF0,0xE0,0xC0,0x80,0,0xFF,00};voidDelay(unsignedinttime);voidmain(){unsignedinti,a;TMOD=0x20;TLl=0xF4;THl=0xF4;TR1=1;PCON=OxOO;SCON=0x50;while(l){for(i=0;i<18;i++){SBUF=TableLiJ;while(TI!=l);/*发送数据完成标志*/TI=0;/*清除发送标志