51（52）单片机 8*8点阵LED动态显示

单片机小白

运行效果:

以下是截的图，显示的是我们陈老师的名字

代码：

#include
#include

#define Row P0  
#define u8 unsigned char

sbit SER=P3^4;
sbit RCLK=P3^5;
sbit SRCLK=P3^6;




	 
u8 code nan[31][8]={  
                      {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xff},
                      {0x00,0x00,0x00,0x00,0x00,0x00,0xff,0xdc},
                      {0x00,0x00,0x00,0x00,0x00,0xff,0xdc,0x00},
                      {0x00,0x00,0x00,0x00,0xff,0xdc,0x00,0x5a},
                      {0x00,0x00,0x00,0xff,0xdc,0x00,0x5a,0x68},
                      {0x00,0x00,0xff,0xdc,0x00,0x5a,0x68,0xff},
                      {0x00,0xff,0xdc,0x00,0x5a,0x68,0xff,0x48},
                      {0xff,0xdc,0x00,0x5a,0x68,0xff,0x48,0x4a},
                      {0xdc,0x00,0x5a,0x68,0xff,0x48,0x4a,0x00},
					  {0x00,0x5a,0x68,0xff,0x48,0x4a,0x00,0x00},
					  {0x5a,0x68,0xff,0x48,0x4a,0x00,0x00,0x28},
					  {0x68,0xff,0x48,0x4a,0x00,0x00,0x28,0x30},
					  {0xff,0x48,0x4a,0x00,0x00,0x28,0x30,0xff},
					  {0x48,0x4a,0x00,0x00,0x28,0x30,0xFF,0x30},
                      {0x00,0x00,0x00,0x28,0x30,0xFF,0x30,0x28},
                      {0x00,0x00,0x28,0x30,0xFF,0x30,0x28,0x00},
                      {0x00,0x28,0x30,0xFF,0x30,0x28,0x00,0x5f},
                      {0x28,0x30,0xFF,0x30,0x28,0x00,0x5f,0x50},
	                  {0x30,0xFF,0x30,0x28,0x00,0x5F,0x50,0x7E},
	                  {0xFF,0x30,0x28,0x00,0x5F,0x50,0x7E,0xD7},
	                  {0x30,0x28,0x00,0x5F,0x50,0x7E,0xD7,0x5E},
                      {0x28,0x00,0x5F,0x50,0x7E,0xD7,0x5E,0x51},
	                  {0x00,0x5F,0x50,0x7E,0xD7,0x5E,0x51,0x5f},
	                  {0x5F,0x50,0x7E,0xD7,0x5E,0x51,0x5f,0x00},
					  {0x50,0x7E,0xD7,0x5E,0x51,0x5f,0x00,0x00},
					  {0x7E,0xD7,0x5E,0x51,0x5f,0x00,0x00,0x00},
					  {0xD7,0x5E,0x51,0x5f,0x00,0x00,0x00,0x00},
					  {0x5E,0x51,0x5f,0x00,0x00,0x00,0x00,0x00},
					  {0x51,0x5f,0x00,0x00,0x00,0x00,0x00,0x00},
					  {0x5f,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
					  {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
											
			 	};
	 


void delay(u8 ms)//定时器延时函数
{
  TMOD=0;
  TH0=0xfb;
  TL0=0x80;
  TR0=1;
  while(ms--)
  {
    if(TF0==1)
	{
	  TF0=0;
	  TH0=0xfb;
      TL0=0x80;
	}
  }
}


void HC595(u8 date)//串转并函数
{
  u8 i=0;
  SRCLK=RCLK=0;
  for(i=0;i<8;i++)
  {
    SER=date>>7;
	date<<=1;
	SRCLK=1;
	delay(5);
	SRCLK=0;
  }
    RCLK=1;
	delay(5);
	RCLK=0;
}

void main()
{
    u8 i,j,k;
	i=j=k=0;

  while(1)
  { 
		Row=0xfe;

     for(k=0;k<31;k++)//循环显示选中二维数组中的数组元素 
  	 {                  //上述有31个数组，对应31种LED显示效果，通过循环实现动态
	  for(j=0;j<35;j++)//延时，动态LED移动的速度
       {	
	       for(i=0;i<8;i++)//循环选中8列LED
	       {
	         Row=(Row>>1)|(Row<<7);//移位
	         //Row=_cror_(Row,1);
	         HC595(nan[k][i]);//选中数据显示在点阵LED的每一列
	           //例如选中0x48，那么这一列的亮灯情况为自上而下（8421 8421）第2，5颗亮
	         HC595(0x00);//消影
	       }
       }

     }
	}
}