单片机学习——LED显示程序之一

          且循环下去。

解决方案：（C语言编程）
#include      
#include
#define uint unsigned int
#define uchar unsigned char

uchar sled_bit_table[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};

 uchar sled_disp_buff[]={0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,

0x83,0xc6,0xa1,0x86,0x8e,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};           

#define sled_dm_port  P0     
#define sled_wm_port  P2    

sbit speaker_en_port = P3^7; 
void delay_1ms(uchar x)
{
    uchar j;
    while(x--){
        for(j=0;j<125;j++)
            {;}
        }  
}
void main()
{
 uchar i;
 uchar j;
 uint count=0;

 speaker_en_port = 0;
 while(1){
  for(j=0;j<100;j++){ 
   for(i=0;i<8;i++){ 
    sled_wm_port = 0xff; 

    sled_dm_port = sled_disp_buff[i+count]; 
    sled_wm_port = sled_bit_table[i]; 

    delay_1ms(1);
    }
   }
  count++;
  if(count>=24) count=0; 

  } 
}