main.c

通过实例实践LCD 驱动显示（以128DI0 为例）

#include "reg51.h"
/*****************************************************************************
* 文件说明
******************************************************************************
创 建 人:杨宏伟
修 改 人:杨宏伟	
创建日期:2003-10-19
最后更新:2004-01-01
描    述:FOR 128DI0,EM65565,8080,并行
*****************************************************************************/
#define  DELAY_TIME  1000   // 定义每幅显示画面切换的时间常数,可根据需要更改


/*****************************************************************************
* 接口定义
******************************************************************************/
sbit  CS1 = P3^5;         // SELECT CHIP
sbit  RES = P3^4;
sbit  DC1 = P3^3;
sbit  WR1 = P3^1;         // 8080:/WR;  6800:R/W 
sbit  RD1 = P3^0;         // 8080:/RD;  6800:E
sbit  MI =  P3^7;         // SELECT 8080 OR 6800


/******************************************************************************
* 显示数据
*******************************************************************************/
//8*8 图案
unsigned char code test_graphic0[]={0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00}; //清屏
unsigned char code test_graphic1[]={0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF}; //全显
unsigned char code test_graphic2[]={0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa}; //隔行
unsigned char code test_graphic3[]={0XFF,0X00,0XFF,0X00,0XFF,0X00,0XFF,0X00}; //隔列
unsigned char code test_graphic4[]={0XFF,0XFE,0XFC,0XF8,0XF0,0XE0,0XC0,0X80}; //斜角图案
unsigned char code test_graphic5[]={0X00,0X00,0X00,0X5E,0X21,0X51,0X41,0X3E}; //"Q"
unsigned char code test_graphic6[]={0X00,0X00,0X00,0X46,0X49,0X51,0X61,0X42}; //"2"
unsigned char code test_graphic7[]={0xAA,0x55,0xAA,0x55,0xAA,0x55,0xAA,0x55}; //DOT
unsigned char code test_graphic8[]={0x11,0x22,0x44,0x88,0x11,0x22,0x44,0x88}; //"/"
unsigned char code test_graphic9[]={0x00,0x18,0x18,0x7E,0x7E,0x18,0x18,0x00}; //"+"
unsigned char code test_graphic10[]={0X0F,0X0F,0X0F,0X0F,0XF0,0XF0,0XF0,0XF0};//方格
unsigned char code test_graphic11[]={0x00,0x42,0x24,0x18,0x18,0x24,0x42,0x00};//"*"

//128*64图片
unsigned char code test_pic1[]=
{
0x06,0x09,0x09,0x17,0x6F,0xFF,0xFF,0x79,0x1E,0x0F,0x0F,0x06,0x00,0x00,0x00,0x00,
0x00,0x01,0x01,0x0E,0x10,0xE1,0xE1,0x00,0x8F,0x70,0x70,0x17,0x0F,0x06,0x06,0x06,
0x06,0x86,0x86,0x66,0x91,0x90,0x90,0x09,0x09,0x10,0x10,0x68,0x89,0x89,0x89,0x10,
0x68,0x09,0x09,0x09,0x10,0x10,0x10,0xE1,0x11,0x10,0x10,0xE0,0xF1,0xF9,0xF9,0xF8,
0xE8,0x11,0x11,0xE1,0x10,0x10,0x10,0xE1,0x11,0x10,0x10,0x08,0x09,0x69,0x69,0x10,
0x88,0x89,0x89,0x69,0x10,0x08,0x08,0x09,0x91,0x90,0x90,0x61,0x86,0x06,0x06,0x06,
0x06,0x06,0x06,0x0F,0x17,0x70,0x70,0x8F,0x00,0xE1,0xE1,0x10,0x0E,0x01,0x01,0x00,
0x00,0x00,0x00,0x00,0x01,0x07,0x07,0x0F,0x1E,0xFF,0xFF,0x17,0x09,0x06,0x06,0x01,
0x96,0xEF,0xEF,0x9E,0x79,0xFF,0xFF,0xEF,0xF7,0x79,0x79,0x10,0x00,0x00,0x00,0x00,
0x00,0xF8,0xF8,0x07,0x70,0x9E,0x9E,0x77,0x1E,0x96,0x96,0x91,0x10,0x60,0x60,0x80,
0x80,0x80,0x80,0x80,0x08,0x0E,0x0E,0x0E,0x00,0x80,0x80,0x89,0x1E,0x19,0x19,0x99,
0x89,0x00,0x00,0x00,0x80,0x80,0x80,0x01,0x0F,0x87,0x87,0x87,0x06,0x06,0x06,0x80,
0x8F,0x1E,0x1E,0x06,0x8E,0x8E,0x8E,0x06,0x00,0x80,0x80,0x80,0x07,0x0F,0x0F,0x86,
0x8E,0x0F,0x0F,0x00,0x87,0x8F,0x8F,0x0E,0x0E,0x0F,0x0F,0x0F,0x80,0x80,0x80,0x80,
0x80,0x60,0x60,0x10,0x91,0x96,0x96,0x1E,0x77,0x9E,0x9E,0x70,0x07,0xF8,0xF8,0x00,
0x00,0x00,0x00,0x00,0x08,0x9E,0x9E,0x79,0xF7,0xFF,0xFF,0x9E,0xEF,0xF7,0xF7,0x69,
0x86,0x79,0x79,0xF7,0xEF,0xFF,0xFF,0x79,0x9E,0xEF,0xEF,0x86,0x00,0x00,0x00,0x00,
0x00,0x07,0x07,0x18,0xE7,0x0E,0x0E,0x96,0xF7,0x96,0x96,0x96,0x78,0x00,0x00,0x00,
0x00,0x10,0x10,0x1F,0x7E,0xFF,0xFF,0xEE,0x01,0xF9,0xF9,0xFF,0xE9,0x9F,0x9F,0xF7,
0xE6,0x07,0x07,0x07,0x00,0x00,0x00,0xFF,0xFF,0x77,0x77,0xE7,0x7E,0x01,0x01,0x81,
0xF9,0xE9,0xE9,0xE9,0xF9,0xE1,0xE1,0x01,0x01,0x00,0x00,0x00,0xFF,0xE0,0xE0,0xEE,
0xF8,0xF0,0xF0,0x00,0xF8,0xF8,0xF8,0xE8,0x88,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x78,0x96,0x96,0x96,0xF7,0x96,0x0E,0x0E,0xE7,0x18,0x07,0x07,0x00,
0x00,0x00,0x00,0x00,0x60,0xF0,0xF0,0xE0,0x81,0xFF,0xFF,0xE7,0x70,0x98,0x98,0x60,
0x96,0xEF,0xEF,0x9E,0x79,0xFF,0xFF,0xEF,0xF7,0x79,0x79,0x10,0x00,0x00,0x00,0x00,
0x00,0xE0,0xE0,0x1E,0x01,0xF8,0xF8,0x86,0x01,0x01,0x01,0x01,0x0E,0x10,0x10,0x0F,
0x00,0xE0,0xE0,0x80,0x00,0xF8,0xF8,0x00,0xF0,0x98,0x98,0x68,0xF8,0xF8,0xF8,0x6E,
0x78,0xF8,0xF8,0xE0,0x00,0x00,0x00,0x98,0xF0,0x60,0x60,0xE0,0xE0,0xF8,0xF8,0x10,
0xF0,0x10,0x10,0xF0,0x98,0x18,0x18,0xF8,0x80,0x00,0x00,0x00,0xFE,0xF8,0xF8,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x0E,0xFE,0xFE,0xF8,0x00,0x00,0x00,0x00,
0x0F,0x10,0x10,0x0E,0x01,0x01,0x01,0x01,0x86,0xF8,0xF8,0x01,0x1E,0xE0,0xE0,0x00,
0x00,0x00,0x00,0x00,0x10,0x79,0x79,0xF7,0xEF,0xFF,0xFF,0x79,0x9E,0x6F,0x6F,0x16,
0x83,0x74,0x74,0xEB,0x97,0xFF,0xFF,0x1C,0x8F,0xE7,0xE7,0x83,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x88,0x64,0x60,0x60,0x60,0x6C,0x80,0x80,0x00,
0x04,0x68,0x68,0x60,0x80,0x80,0x80,0x60,0x60,0x80,0x80,0x80,0x60,0x60,0x60,0x80,
0x80,0x60,0x60,0x60,0x80,0x80,0x80,0x6F,0x60,0x8F,0x8F,0x8C,0x6C,0x6C,0x6C,0x8C,
0x8C,0x6C,0x6C,0x6C,0x8F,0x80,0x80,0x6F,0x60,0x80,0x80,0x80,0x60,0x60,0x60,0x80,
0x80,0x60,0x60,0x60,0x80,0x80,0x80,0x60,0x60,0x80,0x80,0x80,0x60,0x60,0x60,0x00,
0x08,0x84,0x84,0x60,0x60,0x6C,0x6C,0x60,0x80,0x84,0x84,0x08,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x84,0xEF,0xEF,0x9C,0x78,0xFF,0xFF,0xEC,0xF7,0x7B,0x7B,0x94,
0x4B,0xF7,0xF7,0xCF,0xBC,0xFF,0xFF,0xF7,0x7B,0xBC,0xBC,0x08,0x00,0x00,0x00,0x00,
0x00,0x7C,0x7C,0x83,0x80,0x80,0x80,0x40,0x70,0x88,0x88,0xB8,0xB8,0xB8,0xB8,0x70,
0x40,0x83,0x83,0x83,0x8F,0x7C,0x7C,0x03,0x03,0x07,0x07,0x07,0x0F,0x0F,0x0F,0x0F,
0x0F,0x0F,0x0F,0x0C,0x0C,0x7F,0x7F,0x84,0x3B,0x7F,0x7F,0xFB,0xCB,0x8B,0x8B,0xC0,
0x8B,0xCB,0xCB,0xFB,0x7F,0x3B,0x3B,0x87,0x7F,0x0C,0x0C,0x0C,0x0F,0x0F,0x0F,0x0F,
0x0F,0x07,0x07,0x07,0x03,0x03,0x03,0x00,0x00,0x00,0x00,0x7C,0x83,0x80,0x80,0x80,
0x40,0x70,0x70,0x88,0xB8,0xB8,0xB8,0xB8,0x70,0x40,0x40,0x83,0x83,0x8F,0x8F,0x7C,
0x00,0x00,0x00,0x00,0x03,0x07,0x07,0x0F,0x3C,0xFF,0xFF,0x77,0x0B,0x84,0x84,0x03,
0x40,0xBB,0xBB,0x74,0xCB,0xFF,0xFF,0x8F,0xC7,0xF3,0xF3,0x40,0x00,0x00,0x00,0x00,
0x00,0x40,0x40,0xB8,0x43,0xB4,0xB4,0x74,0x3B,0x7B,0x7B,0xBC,0x7C,0xFB,0xFB,0x78,
0xF0,0xF4,0xF4,0xCB,0x84,0xC0,0xC0,0xC0,0xC0,0xC7,0xC7,0xC0,0x80,0x80,0x80,0x00,
0x00,0x00,0x00,0x0C,0x33,0xFF,0xFF,0xB0,0x38,0xBC,0xBC,0xBC,0xB4,0xB8,0xB8,0xB0,
0xB8,0xBC,0xBC,0xBC,0xB4,0x38,0x38,0xB0,0xFF,0x33,0x33,0x0C,0x00,0x00,0x00,0x00,
0x80,0x80,0x80,0xC0,0xC0,0xC7,0xC7,0xC0,0xC0,0x00,0x00,0x00,0x88,0x74,0x74,0xB8,
0x70,0x3B,0x3B,0x7C,0xBC,0x7B,0x7B,0xFB,0x7C,0xF4,0xF4,0xF3,0xF8,0xC0,0xC0,0x00,
0x00,0x00,0x00,0x00,0x08,0xBC,0xBC,0x7B,0xF7,0xFF,0xFF,0xBC,0xCF,0xF7,0xF7,0x4B,
0xB4,0x7B,0x7B,0xF7,0xCF,0xFF,0xFF,0x7B,0xBC,0xCF,0xCF,0x84,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x80,0x40,0x40,0x33,0x74,0x74,0x74,0x7B,0xCB,0x84,0x84,0x04,
0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x83,0x73,0x73,0x87,0x07,0x04,0x04,0x0F,
0x0B,0x3F,0x3F,0x37,0x3F,0xFF,0xFF,0xBF,0x4F,0x34,0x34,0x34,0x8B,0x4B,0x4B,0x4F,
0x4B,0x8B,0x8B,0x34,0x34,0x4F,0x4F,0xBF,0xFF,0x3F,0x3F,0x37,0x3F,0x0B,0x0B,0x0F,
0x04,0x07,0x07,0x07,0x87,0x73,0x73,0x83,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0x04,0x84,0x84,0x4B,0x3B,0x74,0x74,0x74,0x73,0xC0,0xC0,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x44,0xFF,0xFF,0xFC,0xFB,0xFF,0xFF,0xCF,0x77,0xBB,0xBB,0x44,
0xB0,0xCC,0xCC,0xB8,0x70,0xFC,0xFC,0xC0,0xF0,0x78,0x78,0x30,0x00,0x30,0x30,0x08,
0x04,0x00,0x00,0x00,0x3C,0x34,0x34,0x88,0x44,0x38,0x38,0x78,0x74,0x74,0x74,0xF3,
0xF3,0x83,0x83,0x83,0x73,0x3F,0x3F,0xF0,0x0F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xF0,0xF0,0x8F,0x7F,0xFF,0xFF,0xFF,0xF8,0xF7,0xF7,0xF7,
0xF7,0xF8,0xF8,0xFF,0xFF,0x7F,0x7F,0x8F,0xF0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x0F,0xF0,0x3F,0x3F,0x73,0x83,0x83,0x83,0xF3,
0x73,0x34,0x34,0x74,0x78,0x74,0x74,0xC3,0x80,0x30,0x30,0x4F,0x30,0x00,0x00,0x03,
0x04,0x08,0x08,0x00,0x30,0x7B,0x7B,0xF7,0xCF,0xFF,0xFF,0x7B,0xBC,0xCF,0xCF,0xB4,
0x00,0x03,0x03,0x04,0x04,0x0B,0x0B,0x0B,0x04,0x7C,0x7C,0x83,0x80,0x80,0x80,0x40,
0x70,0x88,0x88,0xB8,0xB8,0xB8,0xB8,0x70,0x40,0x83,0x83,0x83,0x8F,0x7C,0x7C,0x03,
0x03,0x04,0x04,0x04,0x83,0x83,0x83,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
0x7F,0x40,0x40,0xCF,0xFF,0xFF,0xFF,0x7F,0x80,0xFF,0xFF,0xFF,0x7F,0xCF,0xCF,0xCF,
0xCF,0x7F,0x7F,0xFF,0xFF,0x80,0x80,0x7C,0xFF,0xFF,0xFF,0xF0,0xFF,0x7F,0x7F,0x40,
0xC0,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,
0x3F,0x40,0x40,0x40,0x40,0x30,0x30,0x38,0x44,0x4C,0x4C,0x4C,0x4C,0x38,0x38,0x30,
0x40,0x40,0x40,0x47,0xBF,0xC0,0xC0,0x80,0x03,0xF3,0xF3,0x8C,0xC4,0x73,0x73,0x83,
0x07,0x87,0x87,0x47,0x37,0x77,0x77,0x77,0x77,0xC7,0xC7,0x87,0x47,0xB7,0xB7,0x77,
0x3F,0x7F,0x7F,0xBF,0x7F,0xFF,0xFF,0x7F,0xF7,0xF7,0xF7,0xC7,0x87,0xC7,0xC7,0x37,
0x0F,0xBF,0xBF,0xBF,0x3F,0x77,0x77,0xC7,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x7F,
0x87,0x3F,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0x07,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x3F,0x8F,0xFF,0xFF,0xFF,0x3F,0x87,0x87,0x77,
0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x0F,0x37,0x37,0x37,0x4F,0x4F,0x37,0x37,0x37,
0x0F,0xC7,0xC7,0x37,0x4F,0x3F,0x3F,0x0F,0x3F,0x4F,0x4F,0x3F,0x7F,0x3F,0x3F,0x7F,
0xFF,0xF7,0xF7,0xC7,0x07,0x07,0x07,0xC7,0x37,0x0F,0x0F,0xBF,0xBF,0x3F,0x3F,0x77,

};



/*******************************************************************************
* 函数声明及实现
*******************************************************************************/
void delay(unsigned int n)             
{
  unsigned int i,j;

  for (i=0;i<n;i++)
    for (j=0;j<350;j++)

    {;}
}

void data_out(unsigned char i)
{
    //8080 interface

    CS1  = 0;
    WR1 = 0;
	DC1   = 1;
	P1  = i;
	WR1 = 1;
	CS1 = 1;

}
void comm_out(unsigned char i)
{

    //8080 interface

    CS1  = 0;
	DC1 =0;
    WR1 = 0;
	P1  = i;
	WR1 = 1;
	CS1 = 1;

}






void selectSeries(unsigned char i)
{

   //SELECT SERIES
   switch(i)
   {
      case 0:
            MI   = 0;//SELECT  8080
            RD1  = 1;
            WR1  = 1;
            break;
      case 1:
            MI   = 1;  //SELECT  6800
            RD1  = 0;
            WR1  = 0;
            break;
      default:
            ;

   }
}

void reset(void)
{
  //RESET CHIP
  RES  = 0;
  delay(100);
  RES  = 1;
  delay(100);

}



void ini_lcd(void)
{

    //INI_CODE

    comm_out(0xA0);// ADC select
    comm_out(0xA6);// Sets the LCD display normal/reverse

    comm_out(0xA2);// Sets the LCD drive voltage bias ratio  1/9

    comm_out(0x2F);// Power control set
    comm_out(0x24);// V0 Voltage Regulator Internal Resistor Ratio Set  


    comm_out(0x81);// Electronic volume mode set
    comm_out(0x29);// 3F
    

    comm_out(0xAF);// display on
}




void setPageAddress(unsigned char i)
{
    comm_out(0xb0+i);
}


void setColAddress(unsigned char i)
{


    if(i<=16)
    {
         comm_out(0x00+i);
         comm_out(0x10);
    }
    else
    {
         comm_out(0x00+i%16);
         comm_out(0x10+i/16);
    }

}


void dispData(unsigned char s_page,e_page,s_col,e_col,unsigned char dispdata,unsigned char dly)
{
 	unsigned char  i,j,page_num,col_num;
 	page_num = e_page - s_page+1;
 	col_num  = e_col  - s_col+1;
	
	for (i=s_page;i<(s_page+page_num);i++ )
	{
            setPageAddress(i);
            setColAddress(s_col);

	        for(j=0;j<col_num;j++)
            {
 	            data_out(dispdata);
		        delay(dly);
            }


	}

}


//显示定制图案
void dispGraphic(unsigned char s_page, e_page,s_col,e_col,unsigned char code  *graphicData,unsigned char dly)
{
 	unsigned char  i,j,k,page_num,col_num;
 	page_num = e_page - s_page+1;
 	col_num  = e_col  - s_col+1;
	
	for (i=s_page;i<s_page+page_num;i++ )
	{
        setPageAddress(i);
        setColAddress(s_col);

	    for(j=0;j<(col_num/8+1);j++)
        {


			for(k=0;k<8;k++)
			{
			       data_out(graphicData[k]);
			       delay(dly);
			}

        }

	}
}


//显示定制图片
void dispPic(unsigned char s_page, e_page, s_col,e_col,unsigned char code *pictrue)
{
 	unsigned char  i,j,page_num,col_num;
 	page_num = e_page - s_page+1;
 	col_num  = e_col  - s_col+1;

	for (i=s_page;i<(s_page+page_num);i++ )
	{
        setPageAddress(i);
        setColAddress(s_col);
	    for(j=0;j<col_num;j++)
        {

		       data_out(*pictrue);
               pictrue ++;
        }
	}

}


/*******************************************************************************
* 主程序
*******************************************************************************/
void main(void)
{


	  selectSeries(0);   // 选择8080时序
	  reset();           // 复位LCD

	  CS1   = 0;         // 片选有效

	  ini_lcd();	     // 初始化LCD
	  while(1)
	  {

		
		   //利用dispGraphic函数，显示定制图案

		   dispGraphic(0,8,0,127,test_graphic1,0); //全显
		   delay(DELAY_TIME);
		
		   dispGraphic(0,7,0,127,test_graphic2,0); //隔行
		   delay(DELAY_TIME);
		
		   dispGraphic(0,7,0,127,test_graphic3,0); //隔列
		   delay(DELAY_TIME);
		
		   dispGraphic(0,7,0,127,test_graphic4,0); //斜角图案
		   delay(DELAY_TIME);
		
		   dispGraphic(0,7,0,127,test_graphic5,0); //图案Q
		   delay(DELAY_TIME);
		
		   dispGraphic(0,7,0,127,test_graphic0,0); //清屏
		   delay(DELAY_TIME);
	

		   //显示图片
		   dispPic(0,7,0,127,test_pic1);			 
		   delay(DELAY_TIME);

		   dispData(0,8,0,127,0x00,0);             //清屏
		   delay(DELAY_TIME);

		
	  }

}



/******************************************************************************
**                            文件结束
*******************************************************************************/