led-8zi.c

/***************************************************** 16*128 LED点阵屏 C 程序 *****************

/*****************************************************
       16*128 LED点阵屏 C 程序
******************************************************
声明：
     本程序中DS1302读写部分是直接引用网上网友提供的共享程序，
	 本程序供大家学习之用，用勿用于商业用途。尊重版权。
	 
	 编写：邓椿薪
	 时间：2006年1月20日 晚
	 邮箱：[e-mail]
*******************************************************

//595连级输出数据，138行驱动。P0_1为移动速度高速/*点阵显示汉字程串口输出字符数据，
//P2口输出行扫描信号,P0_0输出595锁存信号。*/


#include <AT89x51.H>
#define uchar unsigned char
#define uint unsigned int
uchar yid,h;			   //YID为移动计数器，H为行段计数器。
uint zimuo;		           //字模计数器
uchar code hanzi[];		   //汉字字模
uchar BUFF[18];			   //缓存
void in_data(void);			//调整数据
void rxd_data(void);		//发送数据
void sbuf_out();			    //16段扫描
unsigned char code sw[16]={0xe0,0xe2,0xe4,0xe6,0xe8,
     0xea,0xec,0xee,0xf0,0xf2,0xf4,0xf6,0xf8,0xfa,0xfc,0xfe}; /*16行段码*/

/********************************************/
void main(void)
{
 uchar i,d=5;
 yid=0;
 zimuo=0;							   
 while(1)
  {
	while(yid<16)				       //数据移位。
	{
		for(i=0;i<d;i++)			   //移动速度
		 {
		 sbuf_out();
         if(P0_1==0)
			{ 						   //移动速度调整
			 if(++d==12) 
			      d=2;
		     while(P0_1==0)
			   { sbuf_out();}
			 }		          

		 }
		yid++;				//移动一步
	}
   yid=0;
   zimuo=zimuo+32;			    //后移一个字，
   if(zimuo>=3386)				//总数减7个字。
   zimuo=0;
  }

 
}
/********************************/
void sbuf_out()
	  {
		for(h=0;h<16;h++)	  //16行扫描
			{
			in_data();				  //调整数据
			rxd_data();				 //串口发送数据
			P2=sw[h];			     //送段码
			P0_0=1;					     //锁存为高，595锁存信号
	        P0_0=0;
			
			}
		}

/******************************************************/
void in_data(void)
{
 char s;
	for(s=8;s>=0;s--)			//h为向后先择字节计数器，zimuoo为向后先字计数器
	{
	 BUFF[2*s+1]=hanzi[zimuo+32*s+2*h];			 //把第一个字模的第一个字节放入BUFF0中,第二个字模和第一个字节放入BUFF2中
	 BUFF[2*s]=hanzi[zimuo+1+32*s+2*h];	    // 把第一个字模的第二个字节放入BUFF1中,第二个字模的第二个字节放入BUFF3中
	}
}

/*******************************************************/
void rxd_data(void)		            //串行发送数据
{
  char s;
  uchar inc,tempyid,temp;
  if(yid<8)
    inc=0;
  else 
    inc=1;
  for(s=0+inc;s<16+inc;s++)			   //发送8字节数据
	{
	  if(yid<8) 
     tempyid=yid;
      else 
    tempyid=yid-8;
    temp=(BUFF[s]>>tempyid)|(BUFF[s+1]<<(8-tempyid));	//h1左移tempyid位后和h2右移8-tempyid相或，取出移位后的数据。
    temp=255-temp;	


	 SBUF=temp;//把BUFF中的字节从大到小移位相或后发送输出。
	 while(!TI);TI=0;					 //等待发送中断
	}
}
/*******************************************************/
uchar code hanzi[]=
{
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
//=============================================================================
 			/*--  调入了一幅图像：这是您新建的图像  --*/
/*--  宽度x高度=16x16  --*/
0x00,0x00,0x38,0x3C,0x7E,0x7E,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0x7F,0xFE,0x3F,0xFC,0x1F,0xF8,0x0F,0xF0,0x07,0xE0,0x03,0xC0,0x00,0x00,

/*--  文字:  8  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x00,0x42,0x00,0x42,0x00,0x42,0x00,0x24,
0x00,0x18,0x00,0x24,0x00,0x42,0x00,0x42,0x00,0x42,0x00,0x3C,0x00,0x00,0x00,0x00,




//============================================================================
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,	 
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
	
};