液晶12864 C例程。

本人整理了深圳光彩微电子的，GE12864B，C例程，希望能为单片机初学者提供一点帮助。

 

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

 

#include <reg51.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>

/* Define the register command code */
#define Disp_On  0x3f
#define Disp_Off 0x3e
#define Col_Add  0x40
#define Page_Add 0xb8
#define Start_Line 0xc0

#define Lcd_Bus P1  //MCU P1<------> LCM

sbit Mcs=P3^4;  //Master chip enable
sbit Scs=P3^5;  //Slave chip enable
sbit Enable=P3^0; //6800 mode Enable single
sbit Di=P3^3;  //Data or Instrument Select
sbit RW=P3^1;  //Write or Read
sbit Lcd_Rst=P3^6; //Lcm reset
sbit Test_Key=P3^2;

char code ce[]={
/*-- 文字: 测 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x08,0x31,0x86,0x60,0x00,0xFE,0x02,0xF2,0x02,0xFE,0x00,0xF8,0x00,0x00,0xFF,0x00,
0x04,0xFC,0x03,0x00,0x80,0x47,0x30,0x0F,0x10,0x67,0x00,0x07,0x40,0x80,0x7F,0x00
};
char code shi[]={
/*-- 文字: 试 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x40,0x42,0xDC,0x08,0x00,0x90,0x90,0x90,0x90,0x90,0xFF,0x10,0x12,0x1C,0x10,0x00,
0x00,0x00,0x7F,0x20,0x10,0x20,0x20,0x1F,0x10,0x10,0x01,0x06,0x18,0x20,0x78,0x00
};
char code kai[]={
/*-- 文字: 开 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x40,0x42,0x42,0x42,0x42,0xFE,0x42,0x42,0x42,0x42,0xFE,0x42,0x42,0x42,0x42,0x00,
0x00,0x40,0x20,0x10,0x0C,0x03,0x00,0x00,0x00,0x00,0x7F,0x00,0x00,0x00,0x00,0x00
};
char code shi3[]={
/*-- 文字: 始 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x10,0x90,0x70,0x1F,0x12,0xF0,0x00,0x20,0x70,0x28,0x27,0x22,0x28,0x70,0x20,0x00,
0x40,0x21,0x12,0x0C,0x06,0x09,0x30,0x00,0x7F,0x21,0x21,0x21,0x21,0x7F,0x00,0x00
};

char code wan[]={
/*-- 文字: 完 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x90,0x8C,0xA4,0xA4,0xA4,0xA5,0xA6,0xA4,0xA4,0xA4,0xA4,0x94,0x8C,0x04,0x00,
0x00,0x80,0x40,0x20,0x18,0x07,0x00,0x00,0x00,0x3F,0x40,0x40,0x40,0x70,0x00,0x00
};
char code bi[]={
/*-- 文字: 毕 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
0x00,0x00,0xFF,0x88,0x48,0x28,0x08,0x80,0x7F,0x88,0x88,0x88,0x84,0x84,0xE0,0x00,
0x04,0x04,0x04,0x04,0x04,0x04,0x04,0xFF,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00
};

 

unsigned char code FirstPage[]={
/*--  调入了一幅图像：E:/hz128/! bmp_sample/12864I.bmp  --*/
/*--  宽度x高度=128x64  --*/
/*--  调入了一幅图像：E:/hz128/! bmp_sample/12864I.bmp  --*/
/*--  宽度x高度=128x64  --*/
0xFF,0x01,0x01,0x01,0x01,0x01,0x11,0x11,0xF1,0xF1,0x01,0xF1,0xF1,0x11,0x11,0x11,
0xF1,0xE1,0x01,0x01,0xF1,0xF1,0x11,0x11,0x11,0x31,0xE1,0xC1,0x01,0x01,0x01,0x01,
0x01,0x01,0x01,0xF1,0xF1,0x01,0x01,0x01,0x01,0x01,0xE1,0xF1,0x11,0x11,0x11,0x11,
0x61,0x01,0xF1,0x31,0xF1,0xC1,0x01,0x01,0xC1,0x31,0xF1,0xF1,0x01,0x01,0x01,0x01,
0x01,0xF1,0xF1,0x11,0x11,0x11,0x31,0xE1,0xC1,0x01,0x11,0xF1,0xF1,0x11,0x01,0xE1,
0xF1,0x11,0x11,0x11,0x11,0x61,0x01,0xF1,0xF1,0x11,0x11,0x11,0xF1,0xE1,0x01,0xF1,
0xF1,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xC1,0xF1,0x31,0xF1,0xC1,0x01,0x01,0x01,
0x31,0xF1,0xC1,0x01,0x01,0xC1,0xF1,0x31,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,
0xFF,0x00,0x00,0x00,0x00,0x10,0x10,0x10,0x1F,0x0F,0x00,0x1F,0x1F,0x01,0x03,0x07,
0x0D,0x18,0x10,0x00,0x1F,0x1F,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x01,0x01,0x01,
0x01,0x01,0x00,0x1F,0x1F,0x10,0x10,0x10,0x10,0x00,0x0F,0x1F,0x10,0x10,0x10,0x10,
0x0C,0x00,0x1F,0x00,0x00,0x03,0x0F,0x03,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,
0x00,0x1F,0x1F,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x10,0x1F,0x1F,0x10,0x00,0x0C,
0x11,0x11,0x11,0x11,0x1F,0x0E,0x00,0x1F,0x1F,0x02,0x02,0x02,0x03,0x01,0x00,0x1F,
0x1F,0x10,0x10,0x10,0x10,0x00,0x18,0x1F,0x07,0x02,0x02,0x02,0x07,0x1F,0x18,0x00,
0x00,0x00,0x01,0x1F,0x1F,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x04,0x04,0xFE,0xFE,0x00,0x00,0x00,0x0C,0x02,0x82,0xC2,0x62,0x3E,0x1C,0x00,
0xDC,0xFE,0x22,0x22,0x22,0xFE,0xDC,0x00,0x18,0xB8,0xE0,0xE0,0xB8,0x18,0x00,0xF8,
0xFC,0x16,0x12,0x12,0xF2,0xE0,0x00,0x60,0x50,0x48,0x44,0xFE,0xFE,0x40,0x00,0x00,
0x00,0x00,0x00,0xFE,0xFE,0x02,0x02,0x02,0x06,0xFC,0xF8,0x00,0xFC,0xFE,0x02,0x02,
0x02,0x02,0xFE,0xFC,0x00,0x02,0x02,0xFE,0xFE,0x02,0x02,0x00,0x9C,0x3E,0x22,0x22,
0x22,0xE2,0xCC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
0x80,0x82,0x82,0x83,0x03,0x02,0x02,0x00,0x02,0x03,0x83,0x82,0x02,0x02,0x82,0x80,
0x01,0x03,0x02,0x02,0x02,0x03,0x01,0x80,0x83,0x03,0x00,0x00,0x03,0x03,0x00,0x81,
0x83,0x82,0x82,0x82,0x03,0x81,0x80,0x00,0x00,0x00,0x00,0x03,0x83,0x80,0x00,0x00,
0x00,0x00,0x00,0x83,0x83,0x02,0x02,0x02,0x03,0x01,0x00,0x00,0x81,0x83,0x82,0x82,
0x82,0x82,0x83,0x01,0x00,0x00,0x00,0x03,0x83,0x80,0x80,0x80,0x81,0x82,0x82,0x82,
0x82,0x83,0x01,0x00,0x80,0x80,0x00,0x00,0x00,0x80,0x80,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0x26,0xB7,0xBF,0xFE,0x76,
0x22,0x20,0xFF,0xFF,0x00,0x09,0x89,0xFF,0x7F,0x09,0xFF,0xFF,0x6D,0x36,0x9B,0xC9,
0x40,0x00,0x00,0x00,0x78,0x78,0x48,0x4F,0x4F,0x49,0x79,0x79,0x01,0x00,0x00,0xFF,
0xFF,0x4C,0x7F,0xF3,0x9D,0x9F,0xFF,0xFD,0x91,0x91,0x91,0x00,0x8C,0xFD,0xFB,0x2B,
0xF9,0xFF,0x3F,0x7F,0xD7,0xFD,0x3D,0x01,0x00,0x00,0xE0,0xE0,0xAF,0xEF,0xEA,0xEA,
0xEA,0xAF,0xAF,0xE0,0xE0,0x00,0x62,0x7A,0xFF,0xFF,0x92,0xBE,0xBF,0xEB,0xEB,0xBF,
0xBE,0x80,0x00,0x84,0xFF,0xFF,0xA4,0xA6,0xA2,0xFF,0xFF,0xA2,0x3E,0x3E,0x20,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x03,0x82,0xC2,0xC2,0x83,0x03,
0x02,0x02,0x03,0xC3,0xC0,0x02,0x03,0x01,0x00,0x00,0x03,0xC3,0xC3,0x01,0x01,0x00,
0x00,0xC0,0xC2,0x03,0x03,0x00,0x03,0x03,0x00,0x03,0x03,0x01,0x03,0x02,0x00,0xC3,
0xC3,0x00,0x80,0x80,0x00,0x00,0x03,0x03,0x00,0x00,0x00,0x40,0xC0,0x83,0x03,0x00,
0x03,0xC3,0xC2,0x83,0x81,0x01,0x03,0x02,0x00,0x00,0x03,0x03,0x02,0x03,0xC3,0xC3,
0x03,0x02,0x82,0x83,0x03,0x00,0x00,0x00,0x03,0x03,0x02,0x02,0x03,0x01,0xC1,0xC3,
0x02,0x02,0x00,0x81,0x81,0x02,0x02,0x03,0x01,0x00,0x00,0x01,0x03,0x02,0x02,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x05,0xC5,0xE5,0xFF,0xFF,0x64,0xC4,0x88,
0xB9,0xB7,0x86,0xFF,0xFF,0x40,0x40,0x00,0x42,0x42,0x62,0xFF,0xFF,0x12,0x12,0x72,
0xF2,0x9F,0x9F,0xD2,0x73,0x33,0x02,0x00,0x00,0x00,0xFE,0xFE,0x12,0xF2,0xF2,0x1F,
0xFF,0xE2,0xC2,0xF3,0x33,0x02,0x02,0x00,0x01,0x01,0xBD,0xBD,0xE5,0xE5,0xBD,0x3D,
0xFD,0xFF,0xFF,0xFC,0x07,0x07,0x04,0x00,0x00,0x10,0x11,0x11,0x91,0xD1,0xFF,0xFF,
0x71,0xD1,0x91,0x11,0x19,0x18,0x10,0x00,0x10,0x11,0x11,0x15,0x9D,0xD9,0xFF,0xFF,
0x71,0xD9,0x9D,0x15,0x11,0x11,0x10,0x00,0x00,0x00,0x00,0x3F,0x3F,0x3F,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,
0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x81,0x81,0x80,0x8F,0x8F,0x80,0x80,0x80,
0x80,0x80,0x80,0x8F,0x8F,0x80,0x80,0x80,0x80,0x84,0x8C,0x8F,0x87,0x88,0x88,0x8C,
0x86,0x83,0x83,0x86,0x8C,0x88,0x88,0x80,0x88,0x8E,0x87,0x83,0x82,0x8B,0x8B,0x8C,
0x86,0x83,0x83,0x86,0x8C,0x8F,0x8F,0x80,0x82,0x83,0x85,0x8C,0x8F,0x87,0x89,0x8D,
0x87,0x83,0x87,0x8F,0x88,0x8F,0x8F,0x80,0x84,0x84,0x86,0x83,0x81,0x80,0x8F,0x8F,
0x80,0x80,0x81,0x83,0x86,0x86,0x82,0x80,0x84,0x84,0x86,0x83,0x81,0x80,0x8F,0x8F,
0x80,0x80,0x81,0x83,0x86,0x86,0x82,0x80,0x80,0x80,0x80,0x83,0x83,0x83,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xFF,

};

/*------------------延时子程序-----------------------------*/
void delay(unsigned int t)
{
unsigned int i,j;
for(i=0;i<t;i++)
for(j=0;j<10;j++)
;
}

/*------------------写命令到LCD------------------------------*/
void write_com(unsigned char cmdcode)
{

Di=0;
RW=0;

Lcd_Bus=cmdcode;
delay(0);
Enable=1;
delay(0);
Enable=0;
}

/*-------------------写数据到LCD----------------------------*/

void write_data(unsigned char Dispdata)
{

Di=1;
RW=0;

Lcd_Bus=Dispdata;
delay(0);
Enable=1;
delay(0);
Enable=0;
}

/*-------------------读LCD数据----------------------------*/

unsigned char read_data()
{
unsigned char tmpin;

Di=1;
RW=1;
delay(0);
Enable=1;
delay(0);
Enable=0;

tmpin=Lcd_Bus;

return tmpin;
}

 

/*------------------显示边框-------------------------------*/
void frame()
{
unsigned char i;
Mcs=1;
Scs=1;
write_com(Page_Add+0);
write_com(Col_Add+0);
for(i=0;i<64;i++) write_data(0x01);
write_com(Page_Add+7);
write_com(Col_Add+0);
for(i=0;i<64;i++) write_data(0x80);

for(i=0;i<8;i++)

{
Mcs=0;
Scs=1;
write_com(Page_Add+i);
write_com(Col_Add+63);
write_data(0xff);
Mcs=1;
Scs=0;
write_com(Page_Add+i);
write_com(Col_Add+0);
write_data(0xff);
}
}

 

/*------------------清除内存---------------*/
void Clr_Scr()
{
unsigned char j,k;
Mcs=1;Scs=1;
write_com(Page_Add+0);
write_com(Col_Add+0);

for(k=0;k<8;k++){
write_com(Page_Add+k);
  for(j=0;j<64;j++)write_data(0x00);
}
}

/*------------------显示12864图片---------------------------*/
void Disp_Img(unsigned char code *img)
{
unsigned char j,k;
for(k=0;k<8;k++){
  Mcs=1;Scs=0;delay(10);
  write_com(Page_Add+k);
  write_com(Col_Add+0);
  for(j=0;j<64;j++) write_data(img[k*128+j]);
  Mcs=0;Scs=1; delay(10);
  write_com(Page_Add+k);
  write_com(Col_Add+0);
  for(j=64;j<128;j++) write_data(img[k*128+j]);
}
}

/*------------------显示横---------------------------*/
void Disp_H_Line()
{
unsigned char i,j;
Mcs=1;
Scs=1;
write_com(Disp_On);
write_com(Page_Add);
write_com(Start_Line);
write_com(Col_Add);

for(j=0;j<8;j++)
{
write_com(Page_Add+j);
write_com(Col_Add+0);
// write_com(Start_Line+0);
for(i=0;i<64;i++)write_data(0x55);
}
}

/*------------------显示列-----------------------------*/
void Disp_V_Line()
{
unsigned char i,j;
write_com(Disp_On);
write_com(Page_Add);
write_com(Start_Line);
write_com(Col_Add);

for(j=0;j<8;j++)
{
write_com(Page_Add+j);
write_com(Col_Add+0);
write_com(Start_Line+0);
for(i=0;i<32;i++)
{
write_data(0x00);
write_data(0xff);
}

}
}

/*------------------棋盘-----------------------------*/
void Disp_Cross_Line(unsigned char mode)
{
unsigned char i,j;
unsigned char data1,data2;
if(mode==0) {data1=0xaa;data2=0x55;}
else if(mode==1) {data1=0x55;data2=0xaa;}
else return;
Mcs=1;Scs=1;
write_com(Disp_On);
write_com(Page_Add);
write_com(Start_Line);
write_com(Col_Add);
for(j=0;j<8;j++)
{
write_com(Page_Add+j);
write_com(Col_Add+0);
write_com(Start_Line+0);
for(i=0;i<32;i++){
write_data(data1);
write_data(data2);
}
}
}

/*---------------------指定位置显示汉字16*16-----------------------*/

void hz_disp16(unsigned char pag,unsigned char col, unsigned char code *hzk)
{
unsigned char j=0,i=0;
for(j=0;j<2;j++){
write_com(Page_Add+pag+j);
write_com(Col_Add+col);
for(i=0;i<16;i++) write_data(hzk[16*j+i]);
}
}

/*------------------初始化LCD屏--------------------------*/
void init_lcd()
{
Lcd_Rst=0;
delay(100);
Lcd_Rst=1;
delay(100);

Mcs=1;
Scs=1;

delay(100);
write_com(Disp_Off);
write_com(Page_Add+0);
write_com(Start_Line+0);
write_com(Col_Add+0);
write_com(Disp_On);
}

/*------------------------------信息显示------------------------*/
void Msg(int flg)
{
Clr_Scr();
frame();
if(flg==0){ //显示“测试开始”
Mcs=1;Scs=0;
hz_disp16(3,32,ce);
delay(2000);
hz_disp16(3,48,shi);
delay(2000);
Mcs=0;Scs=1;
hz_disp16(3,0,kai);
delay(2000);
hz_disp16(3,16,shi3);
delay(2000);
}
else if(flg==1){ //显示“测试完毕”
Mcs=1;Scs=0;
hz_disp16(3,32,ce);
hz_disp16(3,48,shi);
Mcs=0;Scs=1;
hz_disp16(3,0,wan);
hz_disp16(3,16,bi);
}
}

/*--------------------------------键盘扫描-------------------------*/
void Key_Scan()
{
while(Test_Key);
while(~Test_Key);
}

/*--------------------主程序---------------------------------*/

main()
{
unsigned char i=0;
while(1){
// Key_Scan();
init_lcd();
Disp_Img(FirstPage);
delay(10000);
// Key_Scan();
Msg(0);
delay(10000);
delay(10000);
Disp_H_Line();
delay(10000);
delay(10000);
Disp_V_Line();
delay(10000);
delay(10000);
Msg(1);
delay(10000);
delay(10000);
}
}