我爱单片机.c

来自「基于51单片机的16*16点阵」· C语言 代码 · 共 147 行

#include <reg52.h>
#define BLKN 2
#define uchar unsigned char
#define uint  unsigned int
uchar i,j,k,l;
 //uint i;
 uchar  data dispram[32];                                                                                                                                                                                                                                                                                                                             
 sbit G  =P2^7;
 sbit RCK=P2^6;
 sbit SCLR=P2^5;
 void delay(uchar x)
 {
     uchar a,b;
 	 for(a=x;a>0;a--)
	    for(b=110;b>0;b--);
 
 }
 uchar code bmp[][32]=
 {
    
	{
	0xFB,0x7F,0xF1,0x5F,0x87,0x6F,0xF7,0x6F,0xF7,0x7B,0x00,0x01,0xF7,0x7F,0xF7,0x6F,
    0xF5,0x6F,0xF3,0x9F,0xE7,0xBF,0x97,0x5F,0xF6,0xDF,0xF5,0xEB,0xD7,0xEB,0xEF,0xF3
	
	}, //我  0
    {
	 0xFF,0x87,0xC0,0x7F,0xEE,0xEF,0xF6,0xDF,0x80,0x01,0xBD,0xFD,0x7D,0xFB,0x80,0x07,
     0xFB,0xFF,0xF8,0x0F,0xF5,0xDF,0xF6,0xBF,0xEF,0x7F,0xEE,0x9F,0xDD,0xE3,0xF3,0xF7
	},//爱			   1
	{
	0xEF,0xEF,0xF7,0xDF,0xFB,0xB7,0xC0,0x03,0xDE,0xF7,0xDE,0xF7,0xC0,0x07,0xDE,0xF7,
    0xDE,0xF7,0xC0,0x07,0xDE,0xFF,0xFE,0xFB,0x00,0x01,0xFE,0xFF,0xFE,0xFF,0xFE,0xFF
	
	},//单			   2

	{
	 0xFF,0x7F,0xDF,0x7F,0xDF,0x7F,0xDF,0x7F,0xDF,0x7B,0xC0,0x01,0xDF,0xFF,0xDF,0xFF,
     0xC0,0x3F,0xDF,0xBF,0xDF,0xBF,0xDF,0xBF,0xDF,0xBF,0xDF,0xBF,0xBF,0xBF,0x7F,0xBF
	
	},//片			  3
	{
	 0xEF,0xFF,0xEF,0xEF,0xEE,0x07,0xEE,0xEF,0x02,0xEF,0xEE,0xEF,0xCE,0xEF,0xC6,0xEF,
     0xAA,0xEF,0xAE,0xEF,0x6E,0xEF,0xEE,0xEF,0xEE,0xED,0xED,0xED,0xEB,0xF1,0xE7,0xFF
	},//机			   4
	
	{
	0xFF,0xFF,0xFF,0xFF,0xF0,0x0F,0xEF,0xF7,0xDF,0xFB,0xBF,0xFD,0xA3,0xC5,0x9D,0xB9,
    0xBF,0xFD,0xBF,0xFD,0xBF,0xFD,0xB7,0xED,0xD8,0x1B,0xEF,0xF7,0xF0,0x0F,0xFF,0xFF
	
	},//笑脸  		  5
	{ 
	0xEF,0xFF,0xEE,0x03,0xEF,0xFB,0xEF,0xF7,0x03,0xEF,0xDB,0xDF,0xDB,0xDB,0xD8,0x01,
    0xDB,0xDF,0xBB,0xDF,0xD7,0xDF,0xEF,0xDF,0xD7,0xDF,0xBB,0xDF,0x7B,0x5F,0xFF,0xBF
	
	},//好			   6
	{
	0xEF,0xFF,0xEE,0x03,0xEF,0xFB,0xEF,0xF7,0x03,0xEF,0xDB,0xDF,0xDB,0xDB,0xD8,0x01,
    0xDB,0xDF,0xBB,0xDF,0xD7,0xDF,0xEF,0xDF,0xD7,0xDF,0xBB,0xDF,0x7B,0x5F,0xFF,0xBF
	},//好			  7
	{
	0xDD,0xF7,0xEE,0xF7,0xEE,0xEF,0xFF,0xDF,0x80,0x01,0xBF,0xFD,0x7F,0xFB,0xE0,0x1F,
    0xFF,0xBF,0xFE,0x7B,0x00,0x01,0xFE,0xFF,0xFE,0xFF,0xFE,0xFF,0xFA,0xFF,0xFD,0xFF
	
	}, //学			  8
	{
	0xFF,0xFF,0xFF,0xFB,0x00,0x01,0xFF,0xFB,0xF7,0xFB,0xFB,0xFB,0xFD,0xFB,0xFD,0xDB,
    0xFF,0x3B,0xFC,0xFB,0xF3,0xFB,0xCF,0xFB,0xEF,0xFB,0xFF,0xBB,0xFF,0xD7,0xFF,0xEF
	
	} //习			  9
 };
uchar data dispram[32];
 void main()
 {
    SCON=0x00;             //串口工作模式0；移位寄存器方式
	TMOD=0x01;			   //定时器T0工作方式1：16位方式
	TR0=1;                 //启动定时器t0
	P1=0x3f;               //P1端口初值：允许接收、锁定、显示
    IE=0x82;
	for(i=0;i<32;i++)
	{
	 dispram[i]=0xff;
	 
	}
	while(1)
	  {
	    delay(2000);
	   for(i=0;i<32;i++)
	    {
		  dispram[i]=bmp[5][i];
		  if(i/2)   delay(100);   //卷帘出一个笑脸
		}
	   delay(2000);
	   for(i=0;i<5;i++)			  //上卷帘显示“我爱单片机”
	   {
	   	 for(j=0;j<16;j++)
		 {
		  for(k=0;k<15;k++)
		  {
		   dispram[k*BLKN]=dispram[(k+1)*BLKN];
		   dispram[k*BLKN+1]=dispram[(k+1)*BLKN+1];
		  }
		  dispram[30]=bmp[i][j*BLKN];
		  dispram[31]=bmp[i][j*BLKN+1];
	   	  delay(100);
		 }
	   } 
	   delay(2000);
	 	for(i=5;i<10;i++) 		  //左跑马显示“好好学习”
	    {
		  for(j=0;j<2;j++)
		   for(k=1;k<9;k++)
		   {
		     for(l=0;l<16;l++)
			   {
		       dispram[l*BLKN]=dispram[l*BLKN]<<1|dispram[l*BLKN+1]>>7;
		       dispram[l*BLKN+1]=dispram[l*BLKN+1]<<1|bmp[i][l*BLKN+j]>>(8-k);
		       }
			   delay(100);
		   }
        }			                                                                                                                                                                                                                                                                                                                                                                                                                                      
	  }

 }
 void leddisplay(void)  interrupt 1 using 1
 {
   uchar i,j=BLKN;			 //设定显示屏刷新率62.5帧/s
   TH0=0xfd;
   TL0=0xf0;
   i=P1;					 //读取当前显示的行列
   i=++i&0x0f;				 /*行数自动加一，屏蔽高4位 ，注意P1.0,P1.1,P1.2,P1,3控制行的显示，
                               通过4线16线译码器，对16行进行控制*/
   do
     {										                
	   j--;		 
	   SBUF=dispram[i*BLKN+j];	  //送显示数据，SBUF串行数据缓冲寄存器
	   while(!TI);				   /*串行发送停止位的开始时，由内部硬件使T11，向CPU发出中断请求
	                                ，在中断服务程序中，必须用软件使其清0*/
	   TI=0;
	 }
   while(j);					  //完成一行数据的发送
   G=1;							  //消隐（关闭显示）
   P1&=0xf0;					  //行号端口清0
   RCK=1;						   //显示数据打入输出锁存器
   P1|=i;						   //写入行号
   RCK=0;						   //锁存显示数据
   G=0;							   //打开显示
}