128*64液晶简单单片机代码

一个汉字由16*16个像素点构成。

扫描顺序上下，然后到第2列再上下，一次类推。

显示结果：

 参考文献:<<手把手教你学单片机c程序设计>> 下载地址：http://www.51hei.com/bbs/dpj-22812-1.html

主函数代码：

#include

#define uchar unsigned char
#define uint unsigned int

#define dataport P0   //数据口
sbit CS1=P2^4;    //左显引脚
sbit CS2=P2^3;    //右显引脚
sbit RST=P2^2;    //复位引脚
sbit rs=P2^7;    //数据或指令寄存器引脚
sbit rw=P2^6;    //读或写操作引脚
sbit en=P2^5;    //读写时能引脚
void delay(unsigned long v); //延时
void wcode(uchar c,uchar csl,uchar csr);  //写指令
void wdata(uchar c,uchar csl,uchar csr);  //写数据
void set_startline(uchar i);    //设置起始行
void set_xy(uchar x,uchar y);    //设置X,Y方向
void dison_off(uchar k);     //显示器开或关
void reset();       //复位
void lcd_init();       //显示器初始化
void lw(uchar x,uchar y,uchar dd);   //将数据写入左右半屏
void display_hz(uchar xx,uchar yy,uchar n,uchar fb); //显示汉字函数
uchar code hz[]; //汉字字摸
#include "12864hh.h"  //调用文件（函数库)

void main(void)
{
 lcd_init();
 delay(1000);
 while(1)
 {

display_hz(2,0,0,0);              //display_hz( 显示列位置，显示页位置，显示第几个汉字，是否反显);
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);

 }

//---------------------------------------------字形码------------------------------------------------------

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,/*"爱",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,/*"单",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, /*机",4*/

[page]

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-----------函数库------------

void delay(unsigned long  v)  //延时子函数
{
while(v--);
}

void lcd_busy()  //判断是否繁忙函数
{
rs=0;
rw=1;
dataport=0xff;
while(1)
{
 en=1;
 if(dataport<0x80)break;  //并口最高位为1时表示芯片正在工作
 en=0;
}
en=0;
}

void wcode(uchar c,uchar csl,uchar csr)  //写指令函数
{
CS1=csl;                                                  //显示左屏变量
CS2=csr;                                                  //显示右屏变量
lcd_busy();
rs=0;
rw=0;
dataport=c;
en=1;
en=0;
}

void wdata(uchar c,uchar csl,uchar csr)   //写数据子函数
{
CS1=csl;
CS2=csr;
lcd_busy();
rs=1;
rw=0;
dataport=c;
en=1;
en=0;
}

void lw(uchar x,uchar y,uchar dd)          // 写1个字节进RAM函数
{
 if(x>=64)                                                //列大于64说明是右半屏操作
 {
  set_xy(x-64,y);
  wdata(dd,0,1);
 }
 else 
 {                                                              //否则左半屏
 set_xy(x,y);
 wdata(dd,1,0);
 }
}
void set_startline(uchar i)                     //设置起始行
{       
i=0xc0+i;      
wcode(i,1,1);     
} 

void set_xy(uchar x,uchar y)                //列，行定位函数
{    
x=x+0x40;                      
y=y+0xb8;                    
wcode(x,1,1);                    
wcode(y,1,1);                    
} 

void dison_off(uchar k)              //液晶关，开函数
{
k=k+0x3e;
wcode(k,1,1);
}

void reset()                                //复位函数
{
 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)    //中文字显示函数  扫描方法采用逐列式
{     
uchar i,dx;                        
for(i=0;i<16;i++)     //一个汉字列扫描值
{dx=hz[2*i+n*32];    //汉字上半部分扫描
if(fb)dx=255-dx;    //反显
lw(xx*8+i,yy,dx);    //数据写入芯片
dx=hz[(2*i+1)+n*32];    //汉字下半部分扫描
if(fb)dx=255-dx;          //反显
lw(xx*8+i,yy+1,dx);   //数据写入芯片
}       
}