点阵广告牌制作完全资料【带仿真带led点阵代码生成器】

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#include <reg52.h>
#include <intrins.h>
#define uchar unsigned char 
#define uint unsigned int 
sbit 	H1	=	P1^0;
sbit 	H2	=	P1^1;
sbit  LATCH_L	=	P1^2;
sbit  OUT_L		=	P1^3;
sbit  DS_H		=	P1^4;
sbit  DS_L		=	P1^5;
void display();
void rxd_data();
void in_data();
void RXD_232();
void INIT();
uchar  xdata TABLE[1500];
uchar BUFF[6];
uint ROW=0xfffe;
bit  ks_bit;
uint second;
uchar s;	
uint temp,time,nib;
uchar num,left,cc;
uint count;
bit xz_bit;
uint num_int,num1_int;
void delay(uint z)
{
 while(z--);
}
void main()
{	 

	uchar clean;
	INIT();
	while(1)
	{  


	if(xz_bit)
	if(second++>=1000)
	{
	ks_bit=1;second=0;xz_bit=0;num_int=0;num1_int=0;
 	 for(clean=0;clean<64;clean++)
	 {
	   TABLE[(count-5)+clean+49]=0x00;
	 }
	}
	if(ks_bit)	
	display();
		
	 
	}
}

void INIT()
{
   	TMOD=0x21;
	TH0=0xfc;
	TL0=0x18;
	TH1=0xfd;
	TL1=0xfd;
	EA=1;
	TR0=1;
	ET0=1;
	TR1=1;
	SM0=0;
	SM1=1; 
	REN=1;
	ES=1;



}

void RXD_232()
{
 

 
	if(RI)
	{ 

	second=0;
	  if(ks_bit)
	  {
	  nib=0;
	 s=0;num=0;
     cc=0;
	 ROW=0xfffe;
	 left=0; 
	P0=255;
	H2=H1=1;
	H2=H1=0;
	count=0; 
	  }

    	ks_bit=0;

	if(count++>=5)
	{	
	if(((count-5)*2)>=num_int&&((count-5)*2)<num_int+32)
	TABLE[((count-5)*2+64)-(num1_int)]=SBUF;
	if((count-5)*2>=32+num_int&&(count-5)*2<64+num_int)
	TABLE[(((count-5)*2)+1+64)-(num1_int+32)]=SBUF;
	if(((count-5)*2)%64==0)
	{ 
	num1_int=num1_int+32;
	num_int=num_int+64; 
	}
	}


	RI=0;
	xz_bit=1;
	}

	
}

void display()
{
	P0=255;
	H2=H1=1;
	H2=H1=0;
		  	
	in_data();
	rxd_data();	
	OUT_L=0;
	OUT_L=1; 
	P0=ROW/256;
	H2=1;
	H2=0;
	P0=ROW%256;
	H1=1;
	H1=0;
	num++;
	if(num==16)num=0;
	ROW=_irol_(ROW,1);
	delay(150);
}

void rxd_data()
{	uchar l,i,temp;
	if(time>=50)
	{
		  time=0;
	left++;
	if(left>=8)
		{left=0;
	    cc++;  
		if(cc>=2){cc=0;nib=nib+32;
		if(nib>=count+32)nib=0;
		}
		}
	}	 
	   for(l=0+cc;l<4+cc;l++)
	   {
	   temp=BUFF[l]<<left|BUFF[l+1]>>8-left;
	   for(i=0;i<8;i++)
	   	 {
		 
		   	temp<<=1;
			DS_L=CY;
			LATCH_L=0;
			LATCH_L=1;
		 }
	   }
}
void in_data()
{
for(s=0;s<=2;s++)
 {
 BUFF[2*s+1]=TABLE[nib+s*32+1+2*num];
 BUFF[2*s]=TABLE[nib+s*32+2*num];
 }
} 
void tim0() interrupt 1
{  	
	TH0=0xfc;
	TL0=0x18;
	time++;
}
void tim1() interrupt 4
{  	
		  RXD_232(); 
}