LED摇摇棒的详细制作资料doc.docx

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LED摇摇棒的详细制作资料doc

LED摇摇棒的详细制作资料

LED摇摇棒的详细制作资料【图】

       大家知道,人的眼睛存在视觉暂留现象,正因为眼睛的反应迟钝,才丰富了人的视觉感受。

       LED摇摇棒很好地利用了人眼的视觉暂留特性。

下图是基于51单片机控制、16只高亮度LED发光二极管构成的摇摇棒,配合手的左右摇晃就可呈现一幅完整的画面,可以显示字符、图片等。

演示效果见自制LED摇摇棒展示【图】。

实物外形图(点击可放大):

       硬件电路如下图(点击可放大)。

系统电源VCC为5V,下载程序和调试时一定要保证5V电压,实际使用时用3节干电池串联4.5V即可。

AT89S52单片机作为控制器,在它的P0、P2口接有16只以共阳的方式连接的高亮度LED,由单片机输出低电平点亮。

P0口的上拉电阻RA1不能少。

串在LED公共端的二极管D1会产生一定的压降,用来保护LED,经实测LED点亮时两端电压为3V左右,在LED的安全承受范围内。

K1是画面切换开关,用于切换显示不同内容;S1为水银开关。

水银开关的作用:

棒在摇动时,只能在朝某一方向摇动时显示,否则会出现镜像字或镜像画面,所以通过接一只水银开关来控制,使摇摇棒从左向右摇动时将内容显示出来。

硬件制作:

使用的是直径5mm的红色高亮LED,感觉太大了些,远看效果很好但近看时字不够连贯。

建议使用直径为3mm的高亮LED,颜色可根据个人喜好选择。

水银开关里的水银珠很活跃,导致在接通时容易产生抖动,所以将水银开关斜向上放置(尖尖朝斜上方45°角),靠水银珠自身重力的作用减少抖动:

IC座里面隐藏元件,既美观又能保护元件:

软件设计:

/**********************************************************

程序名称:

LED摇摇棒显示64*16像素

简要说明:

外部中断方式INT0显示;取模方式:

纵向取模、字节倒序

编   写:

JiangX.net

最后更新:

08/11/15晚

**********************************************************/

#include

#defineucharunsignedchar

#defineuintunsignedint    //宏定义

#defineKEYP3_0      //定义画面切换按键

ucharKY;      //KY作用在后面说明     

uchardisp;     //显示汉字指针

ucharpic=0,num=0;     //pic为按键次数;num为中断次数

ucharcodelove[]={

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x3F,0x00,0x20,0x00,0x20,0x00,0x20,

0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0xF8,0x0F,

0x04,0x10,0x02,0x20,0x02,0x20,0x02,0x20,0x02,0x20,0x04,0x10,0xF8,0x0F,0x00,0x00,

0x00,0x00,0x00,0x00,0xFE,0x07,0x00,0x08,0x00,0x10,0x00,0x20,0x00,0x20,0x00,0x10,

0x00,0x08,0xFE,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x3F,0x82,0x20,0x82,0x20,

0x82,0x20,0x82,0x20,0x82,0x20,0x82,0x20,0x82,0x20,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*LOVE*/

};

ucharcodeloveyou[]={

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x78,0x00,0xFC,0x00,0xFE,0x01,0xFE,0x03,0xFE,0x07,0xFE,0x0F,0xFE,0x1F,0xFC,0x3F,

0xF8,0x7F,0xFC,0x3F,0xFE,0x1F,0xFE,0x0F,0xFE,0x07,0xFE,0x03,0xFE,0x01,0xFC,0x00,

0x78,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*心形图案*/

};

ucharcodehehe[]={

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x01,0x40,0x01,0xC0,0x01,0x00,0x00,0x00,0x00,

0xF0,0x0F,0x08,0x10,0x04,0x20,0x00,0x00,0x00,0x00,0xF0,0x3F,0x08,0x00,0x04,0x00,

0x04,0x00,0x04,0x00,0x08,0x00,0xF0,0x3F,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x20,

0x00,0x20,0x00,0x20,0x00,0x20,0x00,0x00,0x00,0x00,0xF0,0x3F,0x08,0x00,0x04,0x00,

0x04,0x00,0x04,0x00,0x08,0x00,0xF0,0x3F,0x00,0x00,0x00,0x00,0x04,0x20,0x08,0x10,

0xF0,0x0F,0x00,0x00,0x00,0x00,0xC0,0x01,0x40,0x01,0xC0,0x01,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*呵呵o(∩_∩)o图案*/

};

unsignedcharcodehanzi[]={

//--欢--

     0x04,0x10,0x34,0x08,0xC4,0x06,0x04,0x01,

     0xC4,0x82,0x3C,0x8C,0x20,0x40,0x10,0x30,

     0x0F,0x0C,0xE8,0x03,0x08,0x0C,0x08,0x10,

     0x28,0x60,0x18,0xC0,0x00,0x40,0x00,0x00,

//--迎--

     0x40,0x00,0x42,0x40,0x44,0x20,0xC8,0x1F,

     0x00,0x20,0xFC,0x47,0x04,0x42,0x02,0x41,

     0x82,0x40,0xFC,0x7F,0x04,0x40,0x04,0x42,

     0x04,0x44,0xFE,0x63,0x04,0x20,0x00,0x00,

//--使--

     0x40,0x00,0x20,0x00,0xF8,0xFF,0x07,0x00,

     0x04,0x80,0xF4,0x43,0x14,0x45,0x14,0x29,

     0x14,0x19,0xFF,0x17,0x14,0x21,0x14,0x21,

     0x14,0x41,0xF6,0xC3,0x04,0x40,0x00,0x00,

//--用--

     0x00,0x80,0x00,0x60,0xFE,0x1F,0x22,0x02,

     0x22,0x02,0x22,0x02,0x22,0x02,0xFE,0x7F,

     0x22,0x02,0x22,0x02,0x22,0x42,0x22,0x82,

     0xFF,0x7F,0x02,0x00,0x00,0x00,0x00,0x00,

//--神--

     0x08,0x01,0x88,0x00,0x49,0x00,0xEE,0xFF,

     0x58,0x00,0x88,0x00,0x00,0x00,0xF8,0x1F,

     0x88,0x08,0x88,0x08,0xFF,0xFF,0x88,0x08,

     0x88,0x08,0xFC,0x1F,0x08,0x00,0x00,0x00,

//--奇--

     0x40,0x00,0x40,0x00,0x44,0x00,0x44,0x3E,

     0x64,0x12,0x54,0x12,0x4C,0x12,0x47,0x12,

     0x4C,0x3F,0x54,0x42,0x74,0x80,0xC6,0x7F,

     0x44,0x00,0x60,0x00,0x40,0x00,0x00,0x00,

//--魔--

     0x00,0x40,0x00,0x30,0xFE,0x8F,0x4A,0x80,

     0xAA,0x5F,0x9A,0x4A,0xFE,0x2A,0xAA,0x1A,

     0xCB,0x0F,0xAA,0x7A,0xFE,0x8A,0x9A,0xAA,

     0xAA,0x8F,0x6B,0x80,0x22,0xE0,0x00,0x00,

//--幻--

     0x80,0x20,0xC0,0x30,0xA0,0x28,0x98,0x24,

     0x87,0x22,0x80,0x21,0xC4,0x30,0x04,0x60,

     0x04,0x00,0x04,0x20,0x04,0x40,0x04,0x80,

     0x04,0x40,0xFE,0x3F,0x04,0x00,0x00,0x00,

//--摇--

     0x10,0x02,0x10,0x42,0x10,0x81,0xFF,0x7F,

     0x90,0x04,0x54,0x05,0xCC,0xF4,0xB4,0x44,

     0x84,0x44,0xBC,0x7F,0x82,0x44,0xA2,0x44,

     0x9B,0xF4,0x82,0x06,0x00,0x04,0x00,0x00,

//--摇--

     0x10,0x02,0x10,0x42,0x10,0x81,0xFF,0x7F,

     0x90,0x04,0x54,0x05,0xCC,0xF4,0xB4,0x44,

     0x84,0x44,0xBC,0x7F,0x82,0x44,0xA2,0x44,

     0x9B,0xF4,0x82,0x06,0x00,0x04,0x00,0x00,

//--棒--

     0x10,0x04,0x10,0x03,0xD0,0x00,0xFF,0xFF,

     0x90,0x00,0x54,0x05,0x44,0x12,0xD4,0x15,

     0x74,0x14,0x5F,0xFF,0xD4,0x14,0x54,0x15,

     0x56,0x12,0x44,0x06,0x40,0x02,0x00,0x00,

//--!

--

     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

     0x00,0x00,0x00,0x00,0x7C,0x10,0xFE,0x3B,

     0xFE,0x3B,0x7C,0x10,0x00,0x00,0x00,0x00,

     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00

};

/*****函数声明*****/

voiddisplay1(void);

voiddisplay2(void);

voiddisplay3(void);

voiddisplay4(void);

/*****n(us)延时子程序*****/

voidDelayUs(uintN)

{

 uintx;

 for(x=0;x<=N;x++);

}

/*****中断服务程序*****/

voidintersvr0(void)interrupt0using1

{

 KY=~KY;      //每个摇动来回水银开关会在摆幅两端分别产生下降沿中断,只提取其中一次(从左向右摇才显示)

 if(KY==0)

 {

  num++;     //计算中断次数

  switch(pic)      //选择画面

  {

   case0:

{display1();}break;

   case1:

{display2();}break;

   case2:

{display3();}break;

   case3:

{display4();}break;

   default:

{display1();}  

  }

   }

}

/*****显示子程序1(汉字)*****/

voiddisplay1(void)

{

 uchari;

 if(num>10){disp++;num=0;}     //12个汉字分为3次显示完(每次显示4个),每中断10次切换

 if(disp>2)disp=0;

  DelayUs(5200);     //此处延时时间依各硬件差别而各不相同,试着调整使得显示内容居中即可

 for(i=0;i<64;i++)

 {

    P0=~hanzi[disp*128+i*2];

    P2=~hanzi[disp*128+i*2+1];

    DelayUs(100);

 }

}

/*****显示子程序2(LOVE)*****/

voiddisplay2(void)

{

 uchari;

 DelayUs(4000);

 for(i=0;i<64;i++)

 {

    P0=~love[i*2];

    P2=~love[i*2+1];

    DelayUs(120);

 }

}

/*****显示子程序3(心形图案)*****/

voiddisplay3(void)

{

 uchari;

  DelayUs(4000);

 for(i=0;i<64;i++)

 {

    P0=~loveyou[i*2];

    P2=~loveyou[i*2+1];

    DelayUs(120);

 }

}

/*****显示子程序4(呵呵o(∩_∩)o图案)*****/

voiddisplay4(void)

{

 uchari;

 DelayUs(4000);

 for(i=0;i<64;i++)

 {

    P0=~hehe[i*2];

    P2=~hehe[i*2+1];

    DelayUs(120);

 }

}

/*****主函数*****/

voidmain(void)

{

 IT0=1;

 EX0=1;

 EA=1;      //开中断,下降沿中断

 KY=0;

 while

(1)     //主程序中只检测按键

 {

  if(KEY==0)     //画面切换键按下

  {

  DelayUs(10000);    //按键去抖

  if(KEY==0);

  pic++;}

  if(pic>3)pic=0;

 }

}

/*****END*****/

 

2008-12-1312:

22:

55

对LED摇摇棒取模的说明

       关于LED摇摇棒在显示汉字或图片时的取模方式设定,我说明一下。

       我在LED摇摇棒的程序简要说明里提到取模方式“纵向取模、字节倒序”,前半句的意思是从左到右一列一列依次取模,每一列16个点占用2个字节;后半句意思是生成的每个字节代码低位在上。

至于是由1还是0来表示亮点是无所谓的,可以通过取反输出来调整。

        以一个汉字为例,将其分为16*16个格点,如下图:

bit0

 ...

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

bit7

... 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

代码描述方式:

从上到下,从左到右,逐列;字节倒序

争对我的LED摇摇棒,之前LCD、LED点阵字模提取软件一文中提供的取模软件需作以下设置:

晓奇的取模软件用于汉字取模,设置如下:

第三款取模软件用于图片取模,在“选项”一栏,设置如下:

我希望朋友们弄清楚取模规律,这样才能灵活地使用各种取模软件。

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