jacklyq824

一个简单的跑马灯程序

0
阅读(2437)

#include <reg52.h>
void main(void)
{//定义花样

   const unsigned char design[32]={0xFF,0xFE,0xFD,0xFB,0xF7,0xEF,0xDF,0xBF,0x7F,
    0x7F,0xBF,0xDF,0xEF,0xF7,0xFB,0xFD,0xFE,0xFF,
    0xFF,0xFE,0xFC,0xF8,0xF0,0xE0,0xC0,0x80,0x0,
    0xE7,0xDB,0xBD,0x7E,0xFF};
    unsigned int a; 
  unsigned char b; 
   do
 {
    for (b=0; b<32; b++)
     {     
           for (a=0; a<30000; a++);
           P1 = design[b ];     }       
   }while(1);
}