走马灯程序_跑马灯程序

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#include sfr a=0x80;sfr b=0x90;unsigned char j;void delay(void){

unsigned int i;

for(i=0;i

;} void main(void){

while(1)

{

a=0xfe;//一

delay();

a=0xfd;

delay();

a=0xfb;

delay();

a=0xf7;

delay();

a=0xef;

delay();

a=0xdf;

delay();

a=0xbf;

delay();

a=0x7f;

delay();

a=0xff;

b=0x7f;

delay();

b=0xbf;

delay();

b=0xdf;

delay();

b=0xef;

delay();

b=0xf7;

delay();

b=0xfb;

delay();

b=0xfd;

delay();b=0xfe;delay();b=0xff;a=0xfe;//一一 delay();a=0xfb;delay();a=0xef;delay();a=0xbf;delay();a=0xff;b=0x7f;delay();b=0xdf;delay();b=0xf7;delay();b=0xfd;delay();b=0xff;a=0xfe;//一三 delay();a=0xef;delay();a=0xff;b=0x7f;delay();b=0xf7;delay();b=0xff;a=0xfc;//二 delay();a=0xf3;delay();a=0xcf;delay();a=0x3f;delay();a=0xff;b=0x3f;delay();b=0xcf;

delay();

b=0xf3;

delay();

b=0xfc;

delay();

b=0xff;

a=0xfc;//二二

delay();

a=0xcf;

delay();

a=0xff;

b=0x3f;

delay();

b=0xf3;

delay();

b=0xff;

a=0xf8;//三一

delay();

a=0x8f;

delay();

a=0xff;

b=0x1f;

delay();

b=0xf1;

delay();

b=0xff;

a=0xf0;//四

delay();

a=0x0f;

delay();

a=0xff;

b=0x0f;

delay();

b=0xf0;

delay();

b=0xff;

a=0xe0;//五三

delay();

b=0x07;

delay();

b=0xff;

a=b;

delay();

a=0xc0;//六二

delay();

b=0x03;

delay();

b=0xff;

a=b;

delay();

a=0x80;//七一

delay();

b=0x01;

delay();

b=0xff;

a=b;

delay();

a=0x00;//八

delay();

a=0xff;

b=0x00;

delay();

b=0xff;

a=b;

delay();

a=0xfe;

delay();

a=0xfc;

delay();

a=0xf8;

delay();

a=0xf0;

delay();

a=0xe0;

delay();

a=0xc0;

delay();

a=0x80;

delay();

a=0x00;

delay();

b=0x7f;

delay();

b=0x3f;

delay();

b=0x1f;

delay();

b=0x0f;

} }

delay();

b=0x07;

delay();

b=0x03;

delay();

b=0x01;

delay();

b=0x00;

a=b;

delay();

b=0xff;

a=b;

delay();