/*-----------------------------------------------
名称:st7920字库液晶显示
论坛:www.doflye.net
编写:shifang
日期:2009.5
修改:无
内容:通过显示字符、数字、汉字和图片测试液晶基本功能
------------------------------------------------*/
#include <reg52.h>
#include <intrins.h>
#include "delay.h"
sbit RS = P2^4;
sbit RW = P2^5;
sbit E = P2^6;
sbit RES = P2^3;
sbit PSB = P2^1;
sbit PAUSE = P3^0;
#define DataPort P0 //MCU P0<------> LCM
unsigned char code user16x16[]={ //笑脸图片
0x0F,0xF0,0x10,0x08,0x20,0x04,0x40,0x02,0x9C,0x39,0xBE,0x7D,0x80,0x01,0x80,0x01,
0x80,0x01,0x88,0x11,0x84,0x21,0x43,0xC2,0x20,0x04,0x10,0x08,0x0F,0xF0,0x00,0x00,
};
unsigned char code pic1[]= // 图片代码
{
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x1F,0xFF,0x81,0xFF,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x1F,0xFF,0x81,0xFF,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x18,0x01,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x08,0x00,0x00,0x00,0x03,
0xC0,0x1F,0xFF,0x80,0x00,0x00,0x04,0x07,0x81,0xE0,0x10,0x10,0x03,0xC0,0x30,0x03,
0xC0,0x1F,0xFF,0x80,0x00,0x00,0x0C,0x0C,0xC3,0x30,0x08,0x20,0x0C,0xE0,0x70,0x03,
0xC0,0x18,0x01,0x87,0xFF,0xFE,0x3C,0x18,0x66,0x18,0x04,0x40,0x0C,0x60,0x70,0x03,
0xC0,0x1F,0xFF,0x87,0xFF,0xFE,0x0C,0x18,0x66,0x18,0x02,0x80,0x18,0x00,0xB0,0x03,
0xC0,0x1F,0xFF,0x80,0x06,0x00,0x0C,0x18,0x66,0x18,0x01,0x00,0x1B,0x81,0x30,0x03,
0xC0,0x01,0x98,0x00,0x06,0x00,0x0C,0x00,0xE3,0x30,0x02,0x80,0x1C,0xC1,0x30,0x03,
0xC0,0x19,0x99,0x80,0x66,0x60,0x0C,0x00,0xC1,0xE0,0x04,0x40,0x18,0x62,0x30,0x03,
0xC0,0x19,0x99,0x80,0x66,0x30,0x0C,0x01,0x83,0x30,0x08,0x20,0x18,0x66,0x30,0x03,
0xC0,0x0D,0x9B,0x00,0xC6,0x38,0x0C,0x03,0x06,0x18,0x10,0x10,0x18,0x67,0xFC,0x03,
0xC0,0x0D,0x9B,0x01,0xC6,0x1C,0x0C,0x06,0x06,0x18,0x20,0x08,0x18,0x60,0x30,0x03,
0xC0,0x01,0x98,0x03,0x86,0x0C,0x0C,0x0C,0x06,0x18,0x00,0x00,0x08,0x60,0x30,0x03,
0xC0,0x7F,0xFF,0xE3,0x06,0x00,0x0C,0x18,0x03,0x30,0x00,0x00,0x0C,0xC0,0x30,0x03,
0xC0,0x7F,0xFF,0xE0,0x1E,0x00,0x0C,0x1F,0xE1,0xE0,0x00,0x00,0x07,0x80,0x30,0x03,
0xC0,0x00,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x0C,0x00,0x00,0x18,0x00,0x00,0x00,0x06,0x0C,0x03,
0xC3,0xFF,0xFC,0x3F,0xF0,0x80,0x0C,0x00,0x3F,0x18,0x01,0xFF,0xFE,0x06,0x0C,0x03,
0xC3,0xFF,0xFC,0x3F,0xF1,0x80,0x0F,0xFC,0x3F,0x18,0x01,0xFF,0xFE,0x06,0x0C,0x03,
0xC3,0x0C,0x0C,0x0C,0xC3,0x00,0x0F,0xFC,0x33,0x7F,0xE1,0x86,0x06,0x06,0x0C,0x03,
0xC3,0x1F,0xCC,0x0C,0xC6,0x00,0x0C,0x00,0x33,0x7F,0xE1,0x8F,0xE6,0x06,0x0C,0x03,
0xC3,0x3F,0xCC,0x0C,0xCC,0x00,0x0C,0x00,0x36,0x30,0x01,0x9F,0xE6,0x07,0xFF,0xE3,
0xC3,0x79,0x8C,0x0C,0xC8,0x00,0xFF,0xF0,0x36,0x36,0x01,0xBC,0xC6,0x07,0xFF,0xE3,
0xC3,0x6F,0x0C,0x7F,0xF0,0xC0,0xFF,0xF0,0x36,0x66,0x01,0xB7,0x86,0x06,0x00,0x03,
0xC3,0x0F,0x0C,0x7F,0xF1,0x80,0xC0,0x30,0x36,0x7F,0xC1,0x87,0x86,0x06,0x00,0x03,
0xC3,0x79,0xEC,0x0C,0xC3,0x00,0xC0,0x30,0x33,0x7F,0xC1,0xBC,0xF6,0x06,0x00,0x03,
0xC3,0x76,0xEC,0x0C,0xC6,0x00,0xC0,0x30,0x33,0x06,0x01,0xBB,0x76,0x07,0xFF,0x03,
0xC3,0x07,0x0C,0x0C,0xCC,0x20,0xFF,0xF0,0x33,0x06,0x01,0x83,0x86,0x07,0xFF,0x03,
0xC3,0x03,0x0C,0x18,0xC8,0x60,0xFF,0xF0,0x3F,0x06,0x01,0x81,0x86,0x06,0x03,0x03,
0xC3,0x1C,0x0C,0x18,0xC0,0xC0,0x00,0x00,0x3E,0xFF,0xE1,0x8E,0x06,0x06,0x03,0x03,
0xC3,0x1F,0x0C,0x18,0xC1,0x81,0xB1,0x8C,0x30,0xFF,0xE1,0x8F,0x86,0x06,0x03,0x03,
0xC3,0x03,0x0C,0x30,0xC7,0x01,0xB1,0x8C,0x30,0x06,0x01,0x81,0x86,0x0C,0x03,0x03,
0xC3,0xFF,0xFC,0x70,0xDE,0x03,0x18,0xC6,0x30,0x06,0x01,0xFF,0xFE,0x0C,0x03,0x03,
0xC3,0xFF,0xFC,0x20,0x18,0x03,0x18,0xC6,0x30,0x06,0x01,0xFF,0xFE,0x18,0x03,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
};
/*------------------------------------------------
检测忙位
------------------------------------------------*/
void Check_Busy()
{
RS=0;
RW=1;
E=1;
DataPort=0xff;
while((DataPort&0x80)==0x80);//忙则等待
E=0;
}
/*------------------------------------------------
写命令
------------------------------------------------*/
void Write_Cmd(unsigned char Cmd)
{
Check_Busy();
RS=0;
RW=0;
E=1;
DataPort=Cmd;
DelayUs2x(5);
E=0;
DelayUs2x(5);
}
/*------------------------------------------------
写数据
------------------------------------------------*/
void Write_Data(unsigned char Data)
{
Check_Busy();
RS=1;
RW=0;
E=1;
DataPort=Data;
DelayUs2x(5);
E=0;
DelayUs2x(5);
}
/*------------------------------------------------
液晶屏初始化
------------------------------------------------*/
void Init_ST7920()
{
DelayMs(40); //大于40MS的延时程序
PSB=1; //设置为8BIT并口工作模式
DelayMs(1); //延时
RES=0; //复位
DelayMs(1); //延时
RES=1; //复位置高
DelayMs(10);
Write_Cmd(0x30); //选择基本指令集
DelayUs2x(50); //延时大于100us
Write_Cmd(0x30); //选择8bit数据流
DelayUs2x(20); //延时大于37us
Write_Cmd(0x0c); //开显示(无游标、不反白)
DelayUs2x(50); //延时大于100us
Write_Cmd(0x01); //清除显示,并且设定地址指针为00H
DelayMs(15); //延时大于10ms
Write_Cmd(0x06); //指定在资料的读取及写入时,设定游标的移动方向及指定显示的移位,光标从右向左加1位移动
DelayUs2x(50); //延时大于100us
}
/*------------------------------------------------
用户自定义字符
------------------------------------------------*/
void CGRAM()
{
int i;
Write_Cmd(0x30);
Write_Cmd(0x40);
for(i=0;i<16;i++)
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106字库ST7920 12864液晶基础显示单片机C语言源码.zip项目程序C语言源码下载106字库ST7920 12864液晶基础显示单片机C语言源码.zip项目程序C语言源码下载 1.合个人学习技术做项目参考 2.适合学生做毕业设计参考 3.适合单片机公司开发项目参考
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106字库ST7920 12864液晶基础显示单片机C语言源码.zip (15个子文件)
106-字库ST7920 12864液晶基础显示
字库ST7920 12864液晶基础显示.Opt 1KB
obj
字库ST7920 12864液晶基础显示.m51 15KB
delay.lst 2KB
字库ST7920 12864液晶基础显示.obj 13KB
delay.obj 1KB
字库ST7920 12864液晶基础显示.hex 6KB
字库ST7920 12864液晶基础显示 11KB
字库ST7920 12864液晶基础显示.plg 211B
字库ST7920 12864液晶基础显示.lst 17KB
delay.h 654B
delay.c 738B
字库ST7920 12864液晶基础显示_Opt.Bak 1KB
字库ST7920 12864液晶基础显示.c 11KB
字库ST7920 12864液晶基础显示.uv2 2KB
字库ST7920 12864液晶基础显示.plg 211B
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