//c51驱动中文字库12864液晶显示
#include <stdio.h>
#include <reg52.h>
#include <intrins.h>
#include <string.h>
#define uchar unsigned char
#define uint unsigned int
uchar code LCD_data1[];
uchar code LCD_data2[];
uchar code LCD_picture1[];
uchar code LCD_picture2[];
/*sbit RS = P3^0; //2051
sbit RW = P3^1;
sbit EN = P3^2;
sbit PSB = P3^3;
sbit RES = P3^4; */
/*sbit RS = P2^4;
sbit RW = P2^5;
sbit EN = P2^6;
sbit PSB = P2^1;
sbit RES = P2^3;
sbit Dataport = P0;//l-1定义数据端口
sbit Busyport = P0^7;
void delay_ms(unsigned int n) //延时10*N毫秒
{
unsigned int i,j;
for(i=0;i<n;i++)
for(j=0;j<2000;j++);
}
void delay(unsigned int m) //延时1u秒
{
unsigned int i,j;
for(i=0;i<m;i++)
for(j=0;j<10;j++);
}
void check_LCD_busy (void) //判断LCM忙子程序
{
Dataport = 0xff;
RS = 0;
RW = 1;
EN = 1;
while (Busyport);
EN = 0;
}
void write_com(uchar Command) //写命令子程序
{
check_LCD_busy();
RW=0;
RS=0;
delay(1);
P0=Command;
EN=1;
delay(1);
EN=0;
}
void write_data(uchar Data) //写数据子程序
{
check_LCD_busy();
RW=0;
RS=1;
delay(1);
P0=Data;
EN=1;
delay(1);
EN=0;
}
void lcdClear (void) //LCM清屏子函数
{
write_com(0x01);
}
void reset () //LCm复位子函数
{
RES=0;// 复位
delay(1);
RES=1;//复位置高
delay(10);
}
void dispString (uchar X, Y,uchar*msg) //显示汉字，X为哪一行，y为哪一列 ，msg为汉字
{
if(X==0) X = 0x80; //第一行，汉字显示坐标
else if(X==1) X = 0x90; // 第2行，汉字显示坐标
else if(X==2) X = 0x88; //第3行
else X = 0x98; //第4行
//Y = X + Y; //去掉+Y，显示从第一格开始
Y = X ; //y为一往右边移动 一位
write_com(Y); //写入坐标
while (*msg) //
{
write_data(*msg++);//显示汉字
}
}
void disppicture(uchar code*adder) //显示图像
{
uint i,j;
for(i=0;i<32;i++) //上半屏32个列地址
{
write_com(0x80 + i); //set垂直地址VERTICALADD
write_com(0x80); //set水平地址HORIZONTALADD
for(j=0;j<16;j++)
{
write_data(*adder);
adder++;
}
}
for(i=0;i<32;i++)//显示下半屏内容设置
{
write_com(0x80 + i); //set垂直地址VERTICALADD
write_com(0x88); //set水平地址HORIZONTALADD
for(j=0;j<16;j++)
{
write_data(*adder);
adder++;
}
}
}
void lcdinit_str(void)//lcd字库初始化程序
{
delay(40); //大于40MS延时
PSB=1; //设置为8BIT并口工作模式
delay(1);
reset(); //复位
write_com(0x30);
delay(100);
write_com(0x30);
delay(37);
write_com(0x08);
delay(100);
write_com(0x10);
delay(100);
write_com(0x0C);
delay(100);
write_com(0x01);
delay(10);
write_com(0x06); // 光标从右向左加1 位移动
delay(100);
}
void lcdinit_pic(void)//lcd图片（扩展 ）初始化函数
{
delay(40);
PSB=1;//设置为8BIT并口工作模式
delay(1);
reset();
write_com(0x36);
delay(100);
write_com(0x36);
delay(37);
write_com(0x3E);
delay(100);
write_com(0x01);
delay(100);
}
void main()
{
while(1)
{
lcdinit_str();
delay_ms(10);
dispString(0, 1,"钟山风雨起苍黄，");
delay_ms(10);
dispString(1, 1,"百万雄师过大江。");
delay_ms(10);
dispString(2, 1,"虎踞龙盘今胜昔，");
delay_ms(10);
dispString(3, 1,"天翻地覆慨而慷");
delay_ms(200);
delay_ms(200);
lcdClear();
delay_ms(10);
dispString(0, 1,"宜将剩勇追穷寇，");
delay_ms(10);
dispString(1, 1,"不可沽名学霸王。");
delay_ms(10);
dispString(2, 1,"天若有情天亦老，");
delay_ms(10);
dispString(3, 1,"人间正道是沧桑。");
delay_ms(200);
delay_ms(200);
delay_ms(10);
dispString(1, 1,"万水千山只等闲。");
delay_ms(10);
dispString(2, 1,"五岭逶迤腾细浪，");
delay_ms(10);
dispString(3, 1,"乌蒙磅礴走泥丸。");
delay_ms(200);
delay_ms(200);
delay_ms(10);
dispString(0, 1,"金沙水拍云崖暖，");
delay_ms(10);
dispString(1, 1,"大渡桥横铁索寒。");
delay_ms(10);
dispString(2, 1,"更喜民山千里雪，");
delay_ms(10);
dispString(3, 1,"三军过后尽开颜。");
delay_ms(200);
delay_ms(200);
lcdinit_pic();
lcdClear();
delay_ms(10);
disppicture(LCD_picture1);
delay_ms(300);
delay_ms(300);
}
} */
这里发一个51单片机驱动中文字库12864液晶显示代码，大家一起学习。中文字库12864液晶用起来比较简单。
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