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12864显示图形.docx

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12864显示图形.docx

12864显示图形

液晶12864图形显示

2010-02-0808:

29

说明：

选择新的图片（单色位图），生成代码，粘贴替换蓝色部分代码即可。

#include    //包含头文件

#include   //包含固有函数

#defineuintunsignedint//定义一下方便使用

#defineucharunsignedchar//定义一下方便使用

#defineDATAP0//LCD12864数据线

sbitRS=P2^2;//数据\指令D、I选择

sbitRW=P2^1;//读\写选择R、W

sbitEN=P2^0;//读\写使能

sbitcs1=P2^4;//片选1

sbitcs2=P2^3;//片选2

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

/*定义图形字库  */

ucharcodeHzk[]={

//左屏幕第1页

0xFF,0xFF,0xFF,0xFF,0x7F,0xBF,0x3F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

//左屏幕第2页

0xFF,0xFF,0xFF,0xAB,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

//左屏幕第3页

0xFF,0xFF,0xFF,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0xE0,0xEA,0xE0,0xEA,

0xE0,0xEA,0xE0,0xEA,0xE0,0xEA,0xC0,0xAA,0x00,0xAA,0xE0,0xEA,0xE0,0xEA,0xE0,0xEA,

0xE0,0xEA,0xE0,0xEA,0xE0,0xEA,0x80,0xAA,0x00,0xAA,0x00,0xAA,0xC0,0xEA,0xE0,0xEA,

0xE0,0xEA,0xE0,0xEA,0xC0,0xEA,0x80,0xAA,0x00,0xAA,0xE0,0xEA,0xE0,0xEA,0xE0,0xEA,

//左屏幕第4页

0xFF,0xFF,0xFF,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0xFF,0xFF,0xFF,0xFF,

0x38,0xBA,0x38,0xBF,0x3F,0xBF,0x1F,0xAF,0x00,0xAA,0xFF,0xFF,0xFF,0xFF,0xFF,0xBA,

0x78,0xFA,0xFD,0xFF,0xDF,0xBF,0x0F,0xAA,0x00,0xFE,0xFF,0xFF,0xFF,0xFF,0x01,0xAA,

0x00,0xAA,0x01,0xEF,0xFF,0xFF,0xFF,0xFE,0x00,0xAA,0x00,0xAA,0x00,0xAA,0xFF,0xFF,

//左屏幕第5页

0xFF,0xFF,0xFF,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x0F,0xAF,0x0F,0xAF,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x0F,0xAF,0x0F,0xAF,0x0F,0xAA,

0x00,0xAA,0x03,0xAF,0x0F,0xAF,0x0F,0xAE,0x00,0xAA,0x01,0xAB,0x07,0xAF,0x0F,0xAE,

0x0E,0xAE,0x0F,0xAF,0x07,0xAF,0x03,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x0F,0xAF,

//左屏幕第6页

0xFF,0xFF,0xFF,0xEA,0x80,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

//左屏幕第7页

0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

//左屏幕第8页

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

//右屏幕第1页

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,

0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x1F,0xBF,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第2页

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x01,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第3页

0xE0,0xEA,0xE0,0xEA,0xE0,0xEA,0xE0,0xAA,0x00,0xEA,0xE0,0xEA,0xE0,0xEA,0xE0,0xEA,

0xE0,0xEA,0xE0,0xEA,0xE0,0xAA,0x00,0xAA,0xE0,0xEA,0xE0,0xEA,0x00,0xAA,0x00,0xAA,

0x00,0xEA,0xE0,0xEA,0xE0,0xAA,0x00,0xAA,0x80,0xEA,0xC0,0xEA,0xE0,0xEA,0xE0,0xEA,

0xE0,0xEA,0x80,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第4页

0xFF,0xFF,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xFF,0xFF,0xFF,0xFF,0xBA,0x38,0xBA,

0x38,0xBA,0x38,0xBA,0x00,0xAA,0x00,0xAA,0xFF,0xFF,0xFF,0xFF,0x00,0xAA,0x00,0xAA,

0x00,0xFF,0xFF,0xFF,0xFF,0xAA,0x00,0xAA,0x8F,0xAF,0x9F,0xBF,0x3C,0xBE,0x38,0xFB,

0xFB,0xFB,0xF3,0xEB,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第5页

0x0F,0xAF,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAF,0x0F,0xAF,0x0F,0xAE,0x0E,0xAE,

0x0E,0xAE,0x0E,0xAE,0x0E,0xAA,0x00,0xAA,0x03,0xAF,0x07,0xAF,0x0F,0xAE,0x0E,0xAE,

0x0F,0xAF,0x07,0xAB,0x01,0xAA,0x00,0xAB,0x03,0xAF,0x07,0xAF,0x0E,0xAE,0x0E,0xAF,

0x0F,0xAF,0x07,0xAB,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第6页

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,

0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0x00,0xAA,0xE0,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第7页

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,

0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,

//右屏幕第8页

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,

0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,

};

/*状态检查，LCD是否忙*/

voidCheckState（）  

{

  uchardat;//状态信息（判断是否忙）

  RS=0;//数据\指令选择，D/I（RS）=“L”，表示DB7∽DB0为显示指令数据

  RW=1;//R/W=“H”，E=“H”数据被读到DB7∽DB0

  do{

     DATA=0x00;

     EN=1;//EN下降源

  _nop_（）;//一个时钟延时

  dat=DATA;

     EN=0;

    dat=dat>>7;//仅当第7位为0时才可操作（判别busy信号）

     }while（!

（dat==0x00））;

}

/*写命令到LCD中*/

SendCommandToLCD（ucharcom）

{

  CheckState（）;//状态检查，LCD是否忙

  RS=0;//向LCD发送命令。

RS=0写指令，RS=1写数据

  RW=0;//R/W=“L”，E=“H→L”数据被写到IR或DR

  DATA=com;//com:

命令

  EN=1;//EN下降源

  _nop_（）;

  _nop_（）;

  EN=0;

}

/*设置页0xb8是页的首地址*/

voidSetLine（ucharpage）

{

page=0xb8|page;//10111xxx0<=page<=7设定页地址--X0-7,8行为一页64/8=8，共8页

SendCommandToLCD（page）;

}

/*设定显示开始行，0xc0是行的首地址*/

voidSetStartLine（ucharstartline）   

{

startline=0xc0|startline;//11000000

SendCommandToLCD（startline）;//设置从哪行开始：

0--63，一般从0行开始显示

}

/*设定列地址--Y0-63，0x40是列的首地址*/

voidSetColumn（ucharcolumn）

{

column=column&0x3f;//column最大值为64，越出0=

column=0x40|column;//01xxxxxx

SendCommandToLCD（column）;

}

/*开关显示，0x3f是开显示，0x3e是关显示*/

voidSetOnOff（ucharonoff）   

{

onoff=0x3e|onoff;//0011111x,onoff只能为0或者1

SendCommandToLCD（onoff）;

}

/*写显示数据*/

voidWriteByte（uchardat）

{

  CheckState（）;//状态检查，LCD是否忙

  RS=1;//RS=0写指令，RS=1写数据

  RW=0;////R/W=“L”，E=“H→L”数据被写到IR或DR

  DATA=dat;//dat:

显示数据

  EN=1;//EN下降源

  _nop_（）;

  _nop_（）;

  EN=0;

}

/*选择屏幕screen:

0-全屏,1-左屏,2-右屏*/

voidSelectScreen（ucharscreen）  

{      

  switch（screen）

  {case0:

cs1=0;//全屏

            _nop_（）;_nop_（）;_nop_（）;

            cs2=0;

            _nop_（）;_nop_（）;_nop_（）;

            break;

    case1:

cs1=0;//左屏

            _nop_（）;_nop_（）;_nop_（）;

            cs2=1;

            _nop_（）;_nop_（）;_nop_（）;

            break;

    case2:

cs1=1;//右屏

            _nop_（）;_nop_（）;_nop_（）;

            cs2=0;

            _nop_（）;_nop_（）;_nop_（）;

            break;

  }

}

/*清屏screen:

0-全屏,1-左屏,2-右*/

voidClearScreen（ucharscreen）  

{

    uchari,j;

    SelectScreen（screen）;

    

for（i=0;i<8;i++）//控制页数0-7，共8页

{

        SetLine（i）;

   SetColumn（0）;

             for（j=0;j<64;j++）   //控制列数0-63，共64列

    {

                 WriteByte（0x00）;//写点内容，列地址自动加1

             }

    }

     

}

/*延时程序*/

voiddelay（uintz）  

{

uinti,j;

for（i=0;i

  for（j=0;j<110;j++）;

}

/*向上滚屏*//*这里用做滚动显示*/

voidlcd_rol（）     

{

  uinti;

for（i=0;i<64;i++）

{

  cs1=0;//片选1

  SendCommandToLCD（0xc0+i）;

  cs1=1;

  

    cs2=0;//片选2

  //SendCommandToLCD（0xc0+62-i）;

  SendCommandToLCD（0xc0+i）;

  cs2=1;//片选2

  

  delay（100）;

}

}

/*初始化LCD*/

voidInitLCD（）  

{

CheckState（）;

SelectScreen（0）;

SetOnOff（0）;//关显示

SelectScreen（0）;

SetOnOff

（1）;//开显示

SelectScreen（0）;

ClearScreen（0）;//清屏

SetStartLine（0）;//开始行:

0

}

/*显示单屏幕一页*/

voidDisplay（ucharss,ucharpage,ucharcolumn,ucharnumber）

{

inti;//ss选屏参数，page选页参数，column选列参数number区块共计8页×2屏幕=16取值0~15

SelectScreen（ss）;

column=column&0x3f;

SetLine（page）;//

SetColumn（column）;//控制列

for（i=0;i<64;i++）//控制64列的数据输出

{

WriteByte（Hzk[i+64*number]）;//64个数据输出

}

}

/*主函数*/

voidmain（）

{

uinti;

  InitLCD（）;//初始12864   

  ClearScreen（0）;//清屏   

  SetStartLine（0）;//显示开始行  

  while

（1）

  {  

  /*Display（选屏参数（cs0,cs1），pagr选页参数，column选列参数，number选第几汉字输出）*/

    for（i=0;i<8;i++）

    {

   Display（2,i,0,i）;//左屏幕i页，0列i块

   _nop_（）;

  }

     for（i=0;i<8;i++）

    {

   Display（1,i,0,i+8）;//右屏幕i页，0列i+8块

   _nop_（）;  

   }

//delay（5000）;//停住

//lcd_rol（）;//滚动

}

/*这里用做滚动显示*/

/*while

（1）

{

  lcd_rol（）;

  delay（1000）;

}*/

}

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仿真电路图：

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