按下16個(gè)矩陣鍵盤(pán)依次在數(shù)碼管上顯示16的平方

按下16個(gè)矩陣鍵盤(pán)依次在數(shù)碼管上顯示1-16的平方Proteus仿真原理圖：l=E：CDEFGDF1E3斗廿日DDIEIDIJ1B:-T.'XGRETP2DASPZ.1W9prmD口PM伽11PQ^XDZpg怕2pa^D+PQfil>|[>SFDjSf/iDBPn.7WD7忑?3TZFFETALEl=E：CDEFGDF1E3斗廿日DDIEIDIJ1B:-T.'XGRETP2DASPZ.1W9prmD口PM伽11PQ^XDZpg怕2pa^D+PQfil>|[>SFDjSf/iDBPn.7WD7忑?3TZFFETALE目：33P1.1P3EVRXDP3LinXDpiaintTPinP12■■■PZ^AinP2^a11PZ.-t^A1SP2fi*A13PZj^AUF2.TW15ED?51rrt：iu^Hj>+-d.HEKP3.4ODra^rnpi.awPl.TiTO程序：/*3,按下16個(gè)矩陣鍵盤(pán)依次在數(shù)碼管上顯示1-16的平方。如按下第一個(gè)顯示1，第二個(gè)顯示4...*/#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintucharcodetable1[]={0xfc,0x60,0xda,0xf2,0x66,0xb6,0xbe,0xe0,0xfe,0xf6};ucharcodetable2[]={0x1f,0x2f,0x37};voiddelay(uint);voidkeyscan();voiddisplay(uint);voidmain(){while(1){keyscan();//display(16);}}voiddelay(uintz){uintx,y;for(x=z;x>0;x--)for(y=110;y>0;y--);}voidkeyscan(){uchartemp,key;P3=0xfe;temp=P3;temp=temp&0xf0;if(temp!=0xf0){delay(10);temp=P3;temp=temp&0xf0;if(temp!=0xf0){temp=P3;switch(temp){case0xee:key=1;break;case0xde:key=2;break;case0xbe:key=3;break;case0x7e:key=4;break;}while(temp!=0xf0){temp=P3;temp=temp&0xf0;}}}P3=0xfd;temp=P3;temp=temp&0xf0;if(temp!=0xf0){delay(10);temp=P3;temp=temp&0xf0;if(temp!=0xf0)!-!-!-{!-{temp=P3;switch(temp){case0xed:key=5;break;case0xdd:key=6;break;case0xbd:key=7;break;case0x7d:key=8;break;}while(temp!=0xf0){temp=P3;temp=temp&0xf0;}P3=0xfb;temp=P3;temp=temp&0xf0;if(temp!=0xf0){delay(10);temp=P3;temp=temp&0xf0;if(temp!=0xf0){temp=P3;switch(temp){case0xeb:key=9;break;case0xdb:key=10;break;case0xbb:key=11;break;case0x7b:key=12;break;}while(temp!=0xf0){temp=P3;temp=temp&0xf0;}}}P3=0xf7;temp=P3;temp=temp&0xf0;if(temp!=0xf0){delay(10);temp=P3;temp=temp&0xf0;if(temp!=0xf0){temp=P3;switch(temp){case0xe7:key=13;break;case0xd7:key=14;break;case0xb7:key=15;break;case0x77:key=16;break;}while(temp!=0xf0){temp=P3;temp=temp&0xf0;}}}display(key*key);}voiddisplay(uintz){ucharaa,bb,cc;aa=z/100;bb=z%100/10;cc=z%10;P1=table1[aa];P2=table2[2];delay(1);P2=0xff;delay(1);P1=tab