led动态显示教案资料

1、Good is good, but better carries it.精益求精，善益求善。led动态显示-#includeunsignedcharled=0 xc0,0 x90,0 x99,0 x99,0 xf9,0 xbf,0 xc0,0 x80;unsignedchari=0;main()EA=1;ET0=1;TMOD=0 x01;SCON=0X00;PCON=0;TH0=0 xb0;TL0=0 xc0;/延时50msTR0=1;while(1);voidint0()interrupt1TH0=(65536-10000/2)/256;TL0=(65536-10000/2)%256;/延时

2、50msswitch(i)case0:i=i+1;P2=(0 x017);/位码SBUF=led0;/段码while(!TI);TI=0;break;case1:i=i+1;P2=(0 x010);SBUF=led1;while(!TI);TI=0;break;case2:i=i+1;P2=(0 x011);SBUF=led2;while(!TI);TI=0;break;case3:i=i+1;P2=(0 x012);SBUF=led3;while(!TI);TI=0;break;case4:i=i+1;P2=(0 x013);SBUF=led4;while(!TI);TI=0;break;c

3、ase5:i=i+1;P2=(0 x014);SBUF=led5;while(!TI);TI=0;break;case6:i=i+1;P2=(0 x015);SBUF=led6;while(!TI);TI=0;break;case7:i=0;P2=(0 x016);SBUF=led7;while(!TI);TI=0;break;default:break;#includeunsignedcharled=0 xc0,0 x90,0 x99,0 x99,0 xf9,0 xbf,0 xc0,0 x80;unsignedchari=0;main()EA=1;ET0=1;TMOD=0 x01;TH0=0

4、 xb0;TL0=0 xc0;/延时50msTR0=1;while(1);voidint0()interrupt1TH0=(65536-10000/2)/256;TL0=(65536-10000/2)%256;/延时50msswitch(i)case0:i=i+1;P2=(0 x017);P0=led0;break;case1:i=i+1;P2=(0 x010);P0=led1;break;case2:i=i+1;P2=(0 x011);P0=led2;break;case3:i=i+1;P2=(0 x012);P0=led3;break;case4:i=i+1;P2=(0 x013);P0=led4;break;case5:i=i+1;P2=(0 x014);P0=led5;break;case6:i=i+1;P2=(0 x015