ggdeng.c

来自「STC单片机的广告灯实验 可以循环闪烁 一个等闪亮 流水灯等等」· C语言 代码 · 共 74 行

#include <AT89X51.H> 

unsigned char code table[]={0xfe,0xfd,0xfb,0xf7, 

                            0xef,0xdf,0xbf,0x7f, 

                            0xfe,0xfd,0xfb,0xf7, 

                            0xef,0xdf,0xbf,0x7f, 

                            0x7f,0xbf,0xdf,0xef, 

                            0xf7,0xfb,0xfd,0xfe, 

                            0x7f,0xbf,0xdf,0xef, 

                            0xf7,0xfb,0xfd,0xfe, 

                            0x00,0xff,0x00,0xff, 

                            0x01}; 

unsigned char i; 

  

void delay(void) 

{ 

  unsigned char m,n,s; 

  for(m=20;m>0;m--) 

  for(n=20;n>0;n--) 

  for(s=248;s>0;s--); 

} 

  

void main(void) 

{ 

  while(1) 

    { 

      if(table[i]!=0x01) 

        { 

          P0=table[i]; 

          i++; 

          delay(); 

        } 

        else 

          { 

            i=0; 

          } 

    } 

}