控制芯片是常用的HD61202列驅(qū)動(dòng)，HD61203行驅(qū)動(dòng)
一個(gè)漢字由16*16個(gè)像素點(diǎn)構(gòu)成。
掃描順序上下，然后到第2列再上下，一次類推。
顯示結(jié)果：
參考文獻(xiàn):<<手把手教你學(xué)單片機(jī)c程序設(shè)計(jì)>> 下載地址：http://www.torrancerestoration.com/bbs/dpj-22812-1.html
主函數(shù)代碼：
#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
#define dataport P0 //數(shù)據(jù)口
sbit CS1=P2^4; //左顯引腳
sbit CS2=P2^3; //右顯引腳
sbit RST=P2^2; //復(fù)位引腳
sbit rs=P2^7; //數(shù)據(jù)或指令寄存器引腳
sbit rw=P2^6; //讀或?qū)懖僮饕_
sbit en=P2^5; //讀寫時(shí)能引腳
void delay(unsigned long v); //延時(shí)
void wcode(uchar c,uchar csl,uchar csr); //寫指令
void wdata(uchar c,uchar csl,uchar csr); //寫數(shù)據(jù)
void set_startline(uchar i); //設(shè)置起始行
void set_xy(uchar x,uchar y); //設(shè)置X,Y方向
void dison_off(uchar k); //顯示器開或關(guān)
void reset(); //復(fù)位
void lcd_init(); //顯示器初始化
void lw(uchar x,uchar y,uchar dd); //將數(shù)據(jù)寫入左右半屏
void display_hz(uchar xx,uchar yy,uchar n,uchar fb); //顯示漢字函數(shù)
uchar code hz[]; //漢字字摸
#include "12864hh.h" //調(diào)用文件（函數(shù)庫(kù))
void main(void)
{
lcd_init();
delay(1000);
while(1)
{
display_hz(2,0,0,0); //display_hz( 顯示列位置，顯示頁位置，顯示第幾個(gè)漢字，是否反顯);
display_hz(4,0,1,0);
display_hz(6,0,2,0);
display_hz(8,0,3,0);
display_hz(10,0,4,0);
display_hz(2,4,5,0);
display_hz(4,4,6,0);
display_hz(6,4,7,0);
display_hz(8,4,8,0);
display_hz(10,4,9,0);
}
delay(60000);
}
//---------------------------------------------字形碼------------------------------------------------------
uchar code hz[]={
0x20,0x04,0x20,0x04,0x22,0x42,0x22,0x82,0xFE,0x7F,0x21,0x01,0x21,0x01,0x20,0x10,
0x20,0x10,0xFF,0x08,0x20,0x07,0x22,0x1A,0xAC,0x21,0x20,0x40,0x20,0xF0,0x00,0x00,/*"我",0*/
0x00,0x40,0x40,0x20,0xB2,0xA0,0x96,0x90,0x9A,0x4C,0x92,0x47,0xF6,0x2A,0x9A,0x2A,
0x93,0x12,0x91,0x1A,0x99,0x26,0x97,0x22,0x91,0x40,0x90,0xC0,0x30,0x40,0x00,0x00,/*"愛",1*/
0x00,0x08,0x00,0x08,0xF8,0x0B,0x28,0x09,0x29,0x09,0x2E,0x09,0x2A,0x09,0xF8,0xFF,
0x28,0x09,0x2C,0x09,0x2B,0x09,0x2A,0x09,0xF8,0x0B,0x00,0x08,0x00,0x08,0x00,0x00,/*"單",2*/
0x00,0x80,0x00,0x40,0x00,0x30,0xFE,0x0F,0x10,0x01,0x10,0x01,0x10,0x01,0x10,0x01,
0x10,0x01,0x1F,0x01,0x10,0x01,0x10,0xFF,0x10,0x00,0x18,0x00,0x10,0x00,0x00,0x00,/*"片",3*/
0x08,0x04,0x08,0x03,0xC8,0x00,0xFF,0xFF,0x48,0x00,0x88,0x41,0x08,0x30,0x00,0x0C,
0xFE,0x03,0x02,0x00,0x02,0x00,0x02,0x00,0xFE,0x3F,0x00,0x40,0x00,0x78,0x00,0x00, /*機(jī)",4*/
0x00,0x00,0x00,0x10,0x04,0x10,0x04,0x10,0x04,0x10,0x04,0x10,0x04,0x10,0x04,0x10,
0x04,0x10,0x04,0x10,0x04,0x10,0x06,0x10,0x04,0x10,0x00,0x18,0x00,0x10,0x00,0x00,/*"二",0*/
0x00,0x04,0x0C,0x04,0x04,0x04,0x55,0x0A,0x55,0x0A,0x55,0x09,0x85,0x2A,0x7F,0xCC,
0x85,0x28,0x55,0x19,0x55,0x09,0x55,0x02,0x05,0x06,0x0C,0x02,0x04,0x02,0x00,0x00,/*"零",1*/
0x00,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,
0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0xC0,0x00,0x80,0x00,0x00,0x00,/*"一",2*/
0x00,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,
0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0xC0,0x00,0x80,0x00,0x00,0x00,/*"一",3*/
0x40,0x04,0x20,0x04,0x10,0x04,0x0C,0x04,0xE3,0x07,0x22,0x04,0x22,0x04,0x22,0x04,
0xFE,0xFF,0x22,0x04,0x22,0x04,0x22,0x04,0x22,0x04,0x02,0x04,0x00,0x04,0x00,0x00};/*"年",4*/
//---------------------------12864.h-----------函數(shù)庫(kù)------------
void delay(unsigned long v) //延時(shí)子函數(shù)
{
while(v--);
}
void lcd_busy() //判斷是否繁忙函數(shù)
{
rs=0;
rw=1;
dataport=0xff;
while(1)
{
en=1;
if(dataport<0x80)break; //并口最高位為1時(shí)表示芯片正在工作
en=0;
}
en=0;
}
void wcode(uchar c,uchar csl,uchar csr) //寫指令函數(shù)
{
CS1=csl; //顯示左屏變量
CS2=csr; //顯示右屏變量
lcd_busy();
rs=0;
rw=0;
dataport=c;
en=1;
en=0;
}
void wdata(uchar c,uchar csl,uchar csr) //寫數(shù)據(jù)子函數(shù)
{
CS1=csl;
CS2=csr;
lcd_busy();
rs=1;
rw=0;
dataport=c;
en=1;
en=0;
}
void lw(uchar x,uchar y,uchar dd) // 寫1個(gè)字節(jié)進(jìn)RAM函數(shù)
{
if(x>=64) //列大于64說明是右半屏操作
{
set_xy(x-64,y);
wdata(dd,0,1);
}
else
{ //否則左半屏
set_xy(x,y);
wdata(dd,1,0);
}
}
void set_startline(uchar i) //設(shè)置起始行
{
i=0xc0+i;
wcode(i,1,1);
}
void set_xy(uchar x,uchar y) //列，行定位函數(shù)
{
x=x+0x40;
y=y+0xb8;
wcode(x,1,1);
wcode(y,1,1);
}
void dison_off(uchar k) //液晶關(guān)，開函數(shù)
{
k=k+0x3e;
wcode(k,1,1);
}
void reset() //復(fù)位函數(shù)
{
RST=0;
delay(40);
RST=1;
delay(40);
}
void lcd_init(void) //液晶初始化
{uchar x,y;
reset();
set_startline(0);
dison_off(0);
for(y=0;y<8;y++)
{
for(x=0;x<128;x++)lw(x,y,0);
}
dison_off(1);
}
void display_hz(uchar xx, uchar yy, uchar n, uchar fb) //中文字顯示函數(shù) 掃描方法采用逐列式
{
uchar i,dx;
for(i=0;i<16;i++) //一個(gè)漢字列掃描值
{dx=hz[2*i+n*32]; //漢字上半部分掃描
if(fb)dx=255-dx; //反顯
lw(xx*8+i,yy,dx); //數(shù)據(jù)寫入芯片
dx=hz[(2*i+1)+n*32]; //漢字下半部分掃描
if(fb)dx=255-dx; //反顯
lw(xx*8+i,yy+1,dx); //數(shù)據(jù)寫入芯片
}
}