📄 lccd12864.h
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//===========LCCD12864.H===============
#ifndef _LCCD12864_H__
#define _LCCD12864_H__
/*********************************************************************************************/
#include <reg52.h> // 包含头文件
#include <string.h> //用于指针
typedef unsigned char uchar ;
typedef unsigned int uint ;
/*********************************************************************************************
//接口定义
//
/*********************************************************************************************/
#define LCD12864_DATABUS P1 // 定义LCD12864的数据总线
sbit LCD12864_RS = P2^6; // 定义LCD12864的RS控制线
sbit LCD12864_RW = P2^7; // 定义LCD12864的RW控制线
sbit LCD12864_E = P3^0; // 定义LCD12864的E控制线
sbit LCD12864_CS1 = P3^1; // 定义LCD12864的CS1控制线
sbit LCD12864_CS2 = P3^2; // 定义LCD12864的CS2控制线
//sbit LCD12864_RESET = P2 ^ 5; // 定义LCD12864的RESET控制线
//sbit LCD12864_LEDK = P2 ^ 0; // 定义LCD12864的LEDK（BLK）控制线
/*********************************************************************************************
//数据定义
//定义LCD12864的命令字
/*********************************************************************************************/
#define LCD12864_DISP_ON 0x3F // 打开LCD12864显示
#define LCD12864_DISP_OFF 0x3E // 关闭LCD12864显示
#define LCD12864_START_ROW 0xC0 // 显示起始行,可以用LCD12864_START_ROW+x设置起始行。(x<64)
#define LCD12864_PAGE_ADDR 0xB8 // 页起始地址，可以用LCD12864_PAGE_ADDR+x设置当前页。(x<8)
#define LCD12864_COL_ADDR 0x40 // 列起始地址，可以用LCD12864_COL_ADDR+x设置当前列。(x<64)
//在BUSY和REST状态时，除读状态指令外，其他指令均不对LCD12864产生作用。
//在对LCD12864操作之前要查询BUSY状态，以确定是否可以对LCD12864进行操作。
#define LCD12864_STATUS_BUSY 0x80 // LCD12864忙状态屏蔽码
#define LCD12864_STATUS_DISP_OFF 0x20 // LCD12864显示关闭状态屏蔽码
#define LCD12864_STATUS_REST 0x10 // LCD12864复位状态屏蔽码
void LCD12864_WriteCMD(uchar LCD_com);
void LCD12864_WriteData(unsigned char LCD12864_data);
void Delay(unsigned int count);
/*********************************************************************************************
//字符/图像定义库
/*********************************************************************************************/
/*-- 文字: 欢 --*/
/*-- 宋体12; 此字体下对应的点阵为：宽x高=16x16 --*/
//0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0x55,0xaa,0xaa,0x55,0x55,0xaa,0xaa,
//0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x55,0xaa,0x55,0xaa,0x55,0xaa,0x55,0xaa,
//0x00,0x00,0x00,0x00,0x11,0x11,0x11,0x1F,0x22,0x22,0x22,0x00,0x00,0x00,0x00,0x00,
//0x00,0x08,0x08,0x08,0x08,0x08,0x08,0xF0,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x00,
/* 纵向取模，字节倒序 */
unsigned char code zheng[]={
0x00,0x80,0xA0,0xA4,0xA8,0xF0,0x54,0x52,0x00,0xF0,0x08,0x68,0x98,0x08,0x00,0x00,
0x00,0x00,0x10,0x08,0x06,0x01,0x02,0x04,0x00,0x7F,0x00,0x02,0x04,0x07,0x00,0x00,
};
unsigned char code zhou[]={
0x00,0x00,0xE0,0x00,0xFC,0x00,0xE0,0x00,0xFC,0x20,0xC0,0x00,0xFE,0x00,0x00,0x00,
0x00,0x21,0x10,0x0C,0x03,0x00,0x00,0x00,0x0F,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,
};
unsigned char code jin[]={
0x00,0x80,0x40,0x20,0x90,0x8C,0xC3,0x44,0x48,0x10,0x20,0x60,0x40,0x40,0x40,0x00,
0x01,0x00,0x20,0x24,0x2A,0x22,0x3F,0x11,0x19,0x15,0x10,0x10,0x00,0x00,0x00,0x00,
};
unsigned char code te[]={
0x80,0x60,0x58,0x20,0xFE,0xA0,0x40,0x50,0x50,0x7F,0xE8,0xA8,0xA0,0xA0,0x20,0x00,
0x04,0x04,0x02,0x01,0x3F,0x00,0x01,0x05,0x09,0x21,0x7F,0x00,0x00,0x00,0x00,0x00,
};
unsigned char code lai[]={
0x00,0x08,0x08,0x48,0xAE,0x24,0xF4,0x14,0x9C,0x57,0x04,0x04,0x04,0x00,0x00,0x00,
0x00,0x20,0x22,0x12,0x0A,0x05,0x7F,0x03,0x05,0x09,0x19,0x11,0x10,0x10,0x00,0x00,
};
unsigned char code dian[]={
0x00,0x00,0xF0,0x10,0x90,0x90,0xFF,0x48,0x08,0x08,0xF8,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x03,0x02,0x02,0x1F,0x21,0x21,0x21,0x20,0x20,0x20,0x1C,0x00,0x00,
};
unsigned char code zi[]={
0x00,0x40,0x40,0x40,0x44,0x44,0x44,0x72,0xCA,0x26,0x22,0x20,0x20,0x20,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x10,0x10,0x20,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};
unsigned char code you[]={
0x00,0x08,0x08,0x88,0x48,0xF8,0x4C,0x4B,0x28,0x24,0xE4,0x04,0x04,0x04,0x00,0x00,
0x04,0x02,0x01,0x00,0x00,0x7F,0x05,0x05,0x25,0x40,0x3F,0x00,0x00,0x00,0x00,0x00,
};
unsigned char code xian[]={
0x00,0xF8,0x04,0xB4,0xCC,0x00,0xFC,0xD4,0x54,0x42,0x3E,0x80,0x00,0x00,0x00,0x00,
0x00,0x3F,0x00,0x00,0x00,0x00,0x3F,0x10,0x09,0x02,0x05,0x0C,0x08,0x08,0x08,0x00,
};
unsigned char code gong[]={
0x00,0x00,0x80,0x60,0x18,0x00,0x82,0x02,0x0C,0x10,0x20,0x40,0xC0,0x80,0x80,0x00,
0x02,0x01,0x00,0x18,0x14,0x12,0x11,0x08,0x0A,0x0C,0x18,0x00,0x00,0x00,0x00,0x00,
};
unsigned char code si[]={
0x00,0x00,0x80,0xA0,0xA4,0x94,0x54,0xD2,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x04,0x04,0x04,0x02,0x03,0x00,0x10,0x20,0x1F,0x00,0x00,0x00,0x00,
};
/********************************************************************************************
//软件延时 Delay()
*********************************************************************************************/
void Delay(unsigned int count)
{
unsigned char i;
while(--count != 0)
{
for(i = 0; i < 125; i++); // ";" 表示空语句,CPU空转。
} // i 从0加到125，在12M晶体下CPU大概耗时1毫秒
}
/*********************************************************************************************
//LCD12864测忙函数 LCD12864_TestBusy()
**********************************************************************************************/
//void LCD12864_TestBusy(void)
//{
// LCD12864_RW = 1;
// LCD12864_RS = 0;
// LCD12864_E = 0; //???????????????
// //Delay(1);
// LCD12864_E = 1;
// while(LCD12864_DATABUS & LCD12864_STATUS_BUSY);
//}
/*********************************************************************************************
//写指令到LCD12864 LCD12864_WriteCMD()
**********************************************************************************************/
void LCD12864_WriteCMD(uchar LCD_com)
{
//LCD12864_TestBusy();
LCD12864_RW = 0;
LCD12864_RS = 0;
LCD12864_DATABUS = LCD_com;
LCD12864_E = 0;
LCD12864_E = 1;
//Delay(1);
LCD12864_E = 0;
//LCD12864_TestBusy();
}
/*********************************************************************************************
//写数据到LCD12864 LCD12864_WriteData()
**********************************************************************************************/
void LCD12864_WriteData(unsigned char LCD12864_data)
{
LCD12864_RW = 0;
LCD12864_RS = 1;
LCD12864_DATABUS = LCD12864_data;
LCD12864_E = 0;
LCD12864_E = 1;
//Delay(1);
LCD12864_E = 0;
//LCD12864_TestBusy();
}
/********************************************************************************************
//从LCD12864读数据 LCD12864_ReadData()
*********************************************************************************************/
//unsigned char LCD12864_ReadData(void)
//{
// unsigned char LCD12864_data;
// LCD12864_E = 0;
// LCD12864_RW = 1; LCD12864_RS = 1;
// LCD12864_E = 1;
// LCD12864_data = LCD12864_DATABUS; //送入8位数据
// LCD12864_TestBusy(); //读LCM忙
// return LCD12864_data;
//}
/********************************************************************************************
//向LCD12864指定点写一字节数据 LCD12864_Write1Byte_X_Y()
//x(0-127) y(0-63)为坐标值 LCD12864_data 为所要写的数据
/********************************************************************************************/
//void LCD12864_Write1Byte_X_Y( uchar x,uchar y,uchar LCD12864_data)
//{
// x = x&0x7f;
// y = y&0x3f; //参数过滤
// LCD12864_CS1 = 1;
// LCD12864_CS2 = 1; //不选中左半屏及右半屏
// if(x<64)
// {
// LCD12864_CS1 = 0; // 选中左半屏
// }
// else
// {
// LCD12864_CS2 = 0; // 选中右半屏
// x = x-64;
// }
// LCD12864_WriteCMD(LCD12864_COL_ADDR+x); // 设置当前列地址，即x坐标
// LCD12864_WriteCMD(LCD12864_PAGE_ADDR+y); // 设置当前页地址，即y坐标
// LCD12864_WriteData(LCD12864_data); // 向LCD12864写数据
//}
/********************************************************************************************
//从LCD12864指定点读取一字数据 LCD12864_Read1Byte_X_Y()
/********************************************************************************************/
//unsigned char LCD12864_Read1Byte_X_Y( uchar x,uchar y)
//{
// uchar LCD12864_data;
// x = x&0x7f;
// y = y&0x3f; //参数过滤
// LCD12864_CS1 = 1; LCD12864_CS2 = 1; //不选中左半屏及右半屏
// if(x<64)
// { // 判断选择左、右半屏
// LCD12864_CS1 = 0; // 选中左半屏
// }
// else
// {
// LCD12864_CS2 = 0; // 选中右半屏
// x = x-64;
// }
// LCD12864_WriteCMD(LCD12864_COL_ADDR+x); // 设置当前列地址，即x坐标
// LCD12864_WriteCMD(LCD12864_PAGE_ADDR+y); // 设置当前页地址，即y坐标
// LCD12864_data = LCD12864_ReadData(); // 向LCD12864写数据
// return LCD12864_data;
//}
/********************************************************************************************
//向LCD12864填充数据 LCD12864_Fill_Screen()
//设置涮屏速度（为1不涮屏,默认为60） //欲写入的数据
*********************************************************************************************/
void LCD12864_Fill_Screen( uchar refresh_rate,uchar LCD_Data)
{
unsigned char x,y;
LCD12864_CS1 = 0; // 选中左半屏
LCD12864_CS2 = 0; // 选中右半屏
LCD12864_WriteCMD(LCD12864_START_ROW+0); // 显示起始行设置为0
for(x=0;x<8;x++)
{
Delay(refresh_rate); // 刷屏速度延时
LCD12864_WriteCMD(LCD12864_PAGE_ADDR+x); // 设置页地址
LCD12864_WriteCMD(LCD12864_COL_ADDR); // 设置列地址
for(y=0;y<128;y++) //64
{LCD12864_WriteData( LCD_Data );}
}
LCD12864_CS1 = 1; // 不选中左半屏
LCD12864_CS2 = 1; // 不选中右半屏
}
/********************************************************************************************
//LCD12864清屏 LCD12864_Clear_Screen()
*********************************************************************************************/
void LCD12864_Clear_Screen(void)
{
LCD12864_Fill_Screen(20,0x00); //写入0到每个显示区
}
/********************************************************************************************
//LCD12864黑屏 LCD12864_Clear_black()
*********************************************************************************************/
//void LCD12864_Clear_black(void)
//{
// LCD12864_Fill_Screen(60,0xff); //可写入其它数值以填满LCD屏
//}
/********************************************************************************************
//显示128*64图片 LCD12864_Disp_Bitmap_12864()
*********************************************************************************************/
//void LCD12864_Disp_Bitmap_12864( uchar t,uchar code *bitmap_12864)
//{ //128*64点阵图像所在数组表
//unsigned char j,k;
//for(k=0;k<8;k++)
// { //设置8页的显示
// Delay(t);
// LCD12864_CS1 = 0;
// LCD12864_CS2 = 1; //半屏选中
// LCD12864_WriteCMD(LCD12864_PAGE_ADDR+k); //选中页
// LCD12864_WriteCMD(LCD12864_COL_ADDR+0); //选中列
// for(j=0;j<64;j++) //64
// {
// LCD12864_WriteData(bitmap_12864[k*128+j]); //开始写入数据
// }
// LCD12864_CS1 = 0;
// LCD12864_CS2 = 0;
// LCD12864_WriteCMD(LCD12864_PAGE_ADDR+k);
// LCD12864_WriteCMD(LCD12864_COL_ADDR+0);
// for(j=64;j<128;j++)
// {
// LCD12864_WriteData(bitmap_12864[k*128+j]);
// }
// }
//}
/********************************************************************************************
//在LCD12864的指定点显示16*16点阵汉字 LCD12864_Disp_Chinese_16_16()
//设置书写速度（为1直接显示，默认为12）//输入8：8*16字符，16：16*16字符
//LCD12864的页地址（0~7）//LCD12864的列地址（0~128）注意：右半屏起始是64 huan
*********************************************************************************************/
void LCD12864_Disp16(uchar b,uchar LCD12864_page,uchar LCD12864_col,uchar code *Chardata)
{ //16*16点阵汉字字模（纵向取模，字节倒序）
unsigned char j=0,i=0;
if(LCD12864_col < 64 )
{
LCD12864_CS1 = 0;
LCD12864_CS2 = 1; //判断屏幕使能
}
else
{
LCD12864_CS1 = 1;
LCD12864_CS2 = 0;
LCD12864_col = LCD12864_col - 64;
}
for(j=0;j<2;j++)
{
LCD12864_WriteCMD(LCD12864_PAGE_ADDR+LCD12864_page+j);
LCD12864_WriteCMD(LCD12864_COL_ADDR+LCD12864_col);
for(i=0;i<b;i++)
{
LCD12864_WriteData(Chardata[b*j+i]);
Delay(10);
}
}
}
/********************************************************************************************
//LCD12864初始化 LCD12864_Init()
//
*********************************************************************************************/
void LCD12864_Init(void)
{
//LCD12864_RESET = 0; //复位
//Delay(300);
//LCD12864_RESET = 1;
//Delay(300);
LCD12864_Clear_Screen(); //屏幕清0
LCD12864_CS1 = 0;
LCD12864_CS2 = 0; //选中全屏
LCD12864_WriteCMD(LCD12864_DISP_OFF); //关显示
LCD12864_WriteCMD(LCD12864_PAGE_ADDR+0); //第0页位置
LCD12864_WriteCMD(LCD12864_START_ROW+0); //第0行
LCD12864_WriteCMD(LCD12864_COL_ADDR+0); //第0列
LCD12864_WriteCMD(LCD12864_DISP_ON); //开显示
}
/*********************************************************************************************/
// 以上是 LCD12864液晶模块驱动程序
/*********************************************************************************************/
/********************************************************************************************
//LCD12864液晶模块驱动演示 main()
//
*********************************************************************************************/
//void main (void){
//unsigned char lx = 32,i;
//LCD12864_Init(); // LCD12864初始化
//while(1){
//LCD12864_Disp_Bitmap_12864(60,doyleee); //显示LOGO图像
//Delay(1000); //延时1秒
//LCD12864_Clear_Screen(); //清除屏幕
//for(i=0;i<7;i++){ //显示字符串"Dy12864"
//LCD12864_Disp16(8,8,1,lx+8*i,nAsciiDot+16*i); //显示"Dy12864"，从第1页第32列
//}
//Delay(1000);
//LCD12864_Disp16(12,16,4,46,huan1); //显示"欢"，在第4页第46列
//Delay(1000);
//LCD12864_Disp16(12,16,4,66,ying2); //显示"迎"，在第4页第66列
//Delay(1000);
//}
//}
#endif⌨️ 快捷键说明
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