《led动态显》word版

《《led动态显》word版》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。

1、#includeunsignedcharled[]={0xc0,0x90,0x99,0x99,0xf9,0xbf,0xc0,0x80};unsignedchari=0;main(){EA=1;ET0=1;TMOD=0x01;SCON=0X00;PCON=0;TH0=0xb0;TL0=0xc0;//延时50msTR0=1;while(1);}voidint0()interrupt1{TH0=(65536-10000/2)/256;TL0=(65536-10000/2)%256;//延时50msswitch(i){case0:{i=i+1;P2=(0x01<<7);/

2、/位码SBUF=~led[0];//段码while(!TI);TI=0;break;}case1:{i=i+1;P2=(0x01<<0);SBUF=~led[1];while(!TI);TI=0;break;}case2:{i=i+1;P2=(0x01<<1);SBUF=~led[2];while(!TI);TI=0;break;}case3:{i=i+1;P2=(0x01<<2);SBUF=~led[3];while(!TI);TI=0;break;}case4:{i=i+1;P2=(0x01<<3);SBUF=~led[4];while(!TI);TI=0;break;}cas

3、e5:{i=i+1;P2=(0x01<<4);SBUF=~led[5];while(!TI);TI=0;break;}case6:{i=i+1;P2=(0x01<<5);SBUF=~led[6];while(!TI);TI=0;break;}case7:{i=0;P2=(0x01<<6);SBUF=~led[7];while(!TI);TI=0;break;}default:break;}}#includeunsignedcharled[]={0xc0,0x90,0x99,0x99,0xf9,0xbf,0xc0,0x80};unsignedchari=0;main

4、(){EA=1;ET0=1;TMOD=0x01;TH0=0xb0;TL0=0xc0;//延时50msTR0=1;while(1);}voidint0()interrupt1{TH0=(65536-10000/2)/256;TL0=(65536-10000/2)%256;//延时50msswitch(i){case0:{i=i+1;P2=(0x01<<7);P0=~led[0];break;}case1:{i=i+1;P2=(0x01<<0);P0=~led[1];break;}case2:{i=i+1;P2=(0x01<<1);P0=~led[2];break;}case3:{i=

5、i+1;P2=(0x01<<2);P0=~led[3];break;}case4:{i=i+1;P2=(0x01<<3);P0=~led[4];break;}case5:{i=i+1;P2=(0x01<<4);P0=~led[5];break;}case6:{i=i+1;P2=(0x01<<5);P0=~led[6];break;}case7:{i=0;P2=(0x01<<6);P0=~led[7];break;}default:break;}}