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1、#include#defineucharunsignedchar#defineuintunsignedintsbitdula=P2^6;sbitwela=P2^7;sbitB1=P2^3;sbitkey1=P3^5;ucharSHZ[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};uinta,b,c,d,e,f,g,num,temp,k,pduan,jieguo,num1,num2,num3,num4,num5;voiddisplay7();voiddjp();voiddelay(uintz);voidkeys
2、can();voiddisplay1();voiddisplay2();voiddisplay3();voiddisplay4();voiddisplay5();voiddisplay6();voidjia();voidjian();voidcheng();voidchu();voiddeng();voidqingchu();voidmain(){while(1){P3=0xff;//与独立键盘连用的关键djp();P3=0xff;//与独立键盘连用的关键keyscan();display7();}}voiddelay(uintz){uintx,y;for(x=z;x>0;x--)for
3、(y=110;y>0;y--);}voiddjp()//独立键盘{if(key1==0){delay(5);if(key1==0){num=0;//pduan=5;a=b=c=d=e=f=g=0;while(!key1);delay(5);while(!key1);}}}voiddisplay7(){if(num==0){display1();}if(num==1){if(a!=0)display1();}if(num==2){//if(b!=0)//{display1();display2();//}//if(a!=0)//display1();}if(num==3){//if(c!=
4、0)//{display1();display2();display3();/*}if(b!=0){display1();display2();}if(a!=0)display1();*/}if(num==4){//if(d!=0)//{display1();display2();display3();display4();/*}if(c!=0){display1();display2();display3();}if(b!=0){display1();display2();}if(a!=0)display1();*/}if(num==5){//if(e!=0)//{display1()
5、;display2();display3();display4();display5();/*}if(d!=0){display1();display2();display3();display4();}if(c!=0){display1();display2();display3();}if(b!=0){display1();display2();}if(a!=0)display1();*/}if(num==6){//if(f!=0)//{display1();display2();display3();display4();display5();display6();/*}if(e!
6、=0){display1();display2();display3();display4();display5();}if(d!=0){display1();display2();display3();display4();}if(c!=0){display1();display2();display3();}if(b!=0){display1();display2();}if(a!=0)display1();*/}//if(pduan==5)//display1();if(num==7)num=6;}voidjia(){pduan=1;num1=f*100000+e*10000+d*
7、1000+c*100+b*10+a;num=0;a=b=c=d=e=f=g=0;}voidjian(){pduan=2;num2=f*100000+e*10000+d*1000+c*100+b*10+a;num=0;a=b=c=d=e=f=g=0;}voidcheng(){pduan=3;num3=f*100000+e*10000+d*1000+c*100+b*10+a;num=0;a=b=c=d=e=f=g=0;}voidchu(
