- #ifndef _LCD12864BU_H_
- #define _LCD12864BU_H_
- /*****液晶顯示器的端口定義*****/
- #define LCD_data P0 //數(shù)據(jù)口
- sbit LCD_RS = P2^0; //寄存器選擇輸入
- sbit LCD_RW = P2^1; //液晶讀/寫(xiě)控制
- sbit LCD_EN = P2^2; //液晶使能控制
- sbit LCD_PSB = P3^6; //串/并方式控制
- sbit RST_12864 = P2^5;
- #define uchar unsigned char
- #define uint unsigned int
- unsigned char code pictrue1[1024]={
- /*-- 調(diào)入了一幅圖像：E:\Desktop\冰.bmp --*/
- /*-- 寬度x高度=128x64 --*/
- 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,
- 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,
- 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,
- 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,0x87,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0x7B,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xFD,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x57,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xFF,0xFF,0xF3,0xFF,0xFF,0xFF,0xF8,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0x3F,0xFF,0xCC,0xFF,0xFF,0xFF,0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFC,0xDF,0xFF,0xE1,0xFF,0xFF,0xF8,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFD,0x7C,0x00,0x1E,0xFF,0xFF,0xF0,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xF0,0x00,0x0E,0xFF,0xFF,0xF0,0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xE0,0x00,0x05,0xFF,0xFF,0xC2,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0xC0,0x01,0x81,0xFF,0xFF,0x80,0x00,0x00,0x02,0x20,0xFF,0xFF,0xFF,0xFF,
- 0xFF,0xFF,0x80,0x28,0x09,0xDE,0x01,0xC0,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x04,0x00,0x9F,0xFA,0xE0,0x01,0xC0,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x06,0x02,0x70,0x06,0x4F,0x03,0xC0,0x00,0x00,0x09,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x0C,0x07,0x88,0x09,0xFF,0x83,0xC2,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x0C,0x0F,0x20,0x00,0xFF,0x83,0xB8,0x00,0x00,0x00,0x80,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x18,0x1E,0x00,0x01,0x7F,0x07,0x80,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x18,0x3F,0x00,0x04,0x3F,0x87,0x00,0x00,0x80,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x18,0x38,0x7C,0x0F,0x3E,0x07,0x00,0x00,0x00,0x00,0x40,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x18,0x78,0xE4,0x01,0x7F,0x07,0x00,0x00,0x00,0x00,0x40,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x18,0x75,0xE6,0x05,0xDC,0x06,0x0C,0x00,0x30,0x04,0x40,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x10,0x3B,0xFE,0x05,0x98,0x06,0x0C,0x00,0x00,0x3F,0xC0,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x10,0x63,0xE4,0x7D,0x9C,0x02,0x00,0x00,0x00,0x7F,0xC0,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x10,0xE3,0xE4,0x67,0x98,0x02,0x00,0x00,0xC0,0x3F,0xC0,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x10,0xEB,0xF8,0x07,0x98,0x03,0x00,0x00,0xC0,0x7F,0xC0,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x10,0xE3,0xF1,0x13,0x98,0x01,0x80,0x00,0x00,0x7F,0x80,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x10,0xE3,0xE0,0x01,0x90,0x01,0xF0,0x00,0x00,0x7F,0x80,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x38,0x61,0xC0,0x00,0x10,0x00,0xFC,0x00,0x00,0x3F,0x80,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x3C,0x78,0x00,0x00,0x50,0x00,0x7F,0x00,0x00,0x3F,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x7C,0x70,0x00,0x00,0xB0,0x00,0x3F,0xFF,0x7C,0x7E,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x3E,0x38,0x00,0x01,0x60,0x00,0x3F,0xFF,0xFF,0xFC,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x7E,0x1F,0x20,0x3D,0xC0,0x00,0x7F,0xFF,0xFF,0xF8,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0xFE,0x1F,0xE0,0x07,0xC0,0x00,0x7F,0xFF,0xFF,0xE0,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0xFF,0x07,0xFF,0xFF,0x80,0x00,0x7F,0xFF,0xFF,0x80,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0xFF,0x83,0xFF,0xFF,0x00,0x00,0x7F,0xFF,0xFF,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x01,0xFF,0x80,0x7F,0xF8,0x00,0x00,0x3F,0xFF,0xFF,0x80,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x01,0xF8,0x00,0x00,0x81,0x80,0x00,0x1F,0xFF,0xFF,0xC0,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x01,0xF8,0x00,0x01,0xE1,0x00,0x00,0x07,0xC0,0x3F,0xC0,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x03,0xF8,0x00,0x01,0xFF,0x00,0x00,0x03,0xD8,0x3F,0xC0,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0xE8,0xFE,0x3F,0xFE,0x00,0x00,0x03,0xC8,0x3F,0xC0,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0xF0,0xFF,0xFF,0xFE,0x00,0x00,0x03,0x90,0x1F,0xC0,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0xFF,0xFF,0xFC,0x00,0x00,0x03,0xA0,0x3E,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x01,0x7F,0xFF,0xFC,0x00,0x00,0x01,0x80,0x3C,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x7F,0xFF,0xFC,0x00,0x00,0x01,0xC0,0x3C,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0xFF,0xFF,0xFC,0x00,0x00,0x01,0xFC,0xFC,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0xBF,0xFF,0xFC,0x00,0x00,0x00,0xFF,0xF8,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x3F,0xF7,0xF8,0x00,0x00,0x00,0xFF,0xC0,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x3F,0xC1,0xF8,0x00,0x00,0x00,0xFF,0x10,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x3F,0x81,0xF8,0x00,0x00,0x00,0x79,0xF8,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x3F,0x80,0x74,0x00,0x00,0x00,0x01,0xF0,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x5F,0x41,0x98,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x3F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF};//\Desktop\冰.bmp0
- /****************************************************************************
- 函數(shù)功能:LCD延時(shí)程序
- 入口參數(shù):del
- 出口參數(shù):
- ****************************************************************************/
- //忙檢測(cè)，若忙則等待，最長(zhǎng)等待時(shí)間為60ms
- //延時(shí)子程序
- void delay_12864(unsigned int del){
- unsigned int i;
- for(i = 0; i < del; i++){; }
- }
- /****************************************************************************
- 狀態(tài)檢查，LCD是否忙
- *****************************************************************************/
- //void busychk_12864(void){
- //unsigned int timeout = 0;
- // LCD_EN = 0;
- // LCD_RS = 0;
- // LCD_RW = 1;
- // LCD_EN = 1;
- //while(( LCD_data & 0x80)&& ++timeout != 0); //忙狀態(tài)檢測(cè)，等待超時(shí)時(shí)間為60ms
- // LCD_EN = 0;
- //}
- /*****************************************************************************
- 函數(shù)功能:寫(xiě)命令到LCD程序，RS(DI)=L,RW=L,EN=H，即來(lái)一個(gè)脈沖寫(xiě)一次
- 入口參數(shù):cmd
- 出口參數(shù):
- *****************************************************************************/
- //寫(xiě)命令子程序
- void wrtcom_12864(unsigned char com){
- //busychk_12864();
- LCD_EN = 0;
- LCD_RS = 0;
- LCD_RW = 0;
- LCD_data = com;
- LCD_EN = 1;
- delay_12864(50); //使能延時(shí)!!!注意這里，如果是較快的CPU應(yīng)該延時(shí)久一些
- LCD_EN = 0;
- }
- ////讀數(shù)據(jù)子程序
- //unsigned char reddat_12864(void){
- //unsigned char temp;
- //busychk_12864();
- // LCD_EN = 0;
- // LCD_data = 0xff; //IO口置高電平，讀引腳
- // LCD_RS = 1;
- // LCD_RW = 1;
- // LCD_EN = 1;
- //delay_12864(50); //使能延時(shí)!!!注意這里，如果是較快的CPU應(yīng)該延時(shí)久一些
- //temp = LCD_data;
- //return temp;
- //}
- //寫(xiě)數(shù)據(jù)子程序
- void wrtdat_12864(unsigned char dat){
- //busychk_12864();
- LCD_EN = 0;
- LCD_RS = 1;
- LCD_RW = 0;
- LCD_EN = 1;
- LCD_data = dat;
- delay_12864(50); //使能延時(shí)!!!注意這里，如果是較快的CPU應(yīng)該延時(shí)久一些
- LCD_EN = 0;
- }
- /*****************************************************************************
- 函數(shù)功能:LCD初始化程序
- 入口參數(shù):
- 出口參數(shù):
- *****************************************************************************/
- //初始化12864子函數(shù)
- void initial_12864(void){
- delay_12864(40000);
- RST_12864 = 1;
- RST_12864 = 0; //復(fù)位
- delay_12864(500);
- RST_12864 = 1;
- wrtcom_12864(0x30); //設(shè)置為基本指令集動(dòng)作
- delay_12864(100);
- wrtcom_12864(0x30); //設(shè)置為基本指令集動(dòng)作
- delay_12864(37);
- wrtcom_12864(0x08); //設(shè)置顯示、光標(biāo)、閃爍全關(guān)。
- delay_12864(100);
- wrtcom_12864(0x01); //清屏，并且DDRAM數(shù)據(jù)指針清零
- delay_12864(100000);
- wrtcom_12864(0x06); //進(jìn)入模式設(shè)置
- wrtcom_12864(0x0c); //開(kāi)顯示
- }
- void Clear12864Screen()
- {
- unsigned char i,j;
- wrtcom_12864(0x34);//功能設(shè)定：8位控制方式，使用擴(kuò)充指令
- wrtcom_12864(0x36);//使用擴(kuò)充指令，繪圖顯示控制
- for(i=0;i<32;i++)
- //ST7920可控制256*32點(diǎn)陣（32行256列），而12864液晶實(shí)際的行地址只有0-31行,
- //12864液晶的32-63行的行是0-31行地址從第128列劃分一半出來(lái)的,所以分為上下兩半屏，
- //也就是說(shuō)第0行和第32行同屬一行，行地址相同;第1行和第33行同屬一行，以此類推
- {
- wrtcom_12864(0x80|i);//寫(xiě)行地址（垂直地址）
- wrtcom_12864(0x80);//寫(xiě)列地址（水平地址）
- for(j=0;j<32;j++)
- wrtdat_12864(0x00);//清屏
- }
- }
- void LCD12864DisplayPictrue(unsigned char y,unsigned char x,
- unsigned char px,unsigned char py, unsigned char *pp)
- //y-起始行（數(shù)值0-63），x-起始列（16位寬，數(shù)值0-7），
- //px-圖片寬度，py-圖片高度，pp-指針指向圖片數(shù)組
- //因?yàn)樯舷缕恋牡刂凡贿B續(xù)，要在任意位置顯示完整的圖像，處理起來(lái)比較繁瑣
- {
- unsigned char i,j,k;
- Clear12864Screen();//清屏
- if(y<32)//如果起始行在上半屏
- {
- k=32-y;//算出上半屏的行數(shù)
- for(i=0;i<k;i++,y++)//上半屏行數(shù)
- {
- wrtcom_12864(0x80|y);//寫(xiě)行地址（垂直地址）
- wrtcom_12864(0x80|x);//寫(xiě)列地址（水平地址）
- for(j=0;j<px/8;j++)
- wrtdat_12864(pp[i*px/8+j]);//寫(xiě)圖片數(shù)據(jù)
- }
- y=0;//下半屏起始行，接上半屏繼續(xù)寫(xiě)數(shù)據(jù)
- for(;i<py;i++,y++)//下半屏剩下的行數(shù)
- {
- wrtcom_12864(0x80|y);//寫(xiě)行地址（垂直地址）
- wrtcom_12864(0x80|(8+x));//寫(xiě)列地址（水平地址）
- for(j=0;j<px/8;j++)
- wrtdat_12864(pp[i*px/8+j]);//寫(xiě)圖片數(shù)據(jù)
- }
- }
- else //如果起始行在下半屏
- {
- for(i=0;i<py;i++,y++)//行數(shù)
- {
- wrtcom_12864(0x80|(y-32));//寫(xiě)行地址（垂直地址）
- wrtcom_12864(0x80|(8+x));//寫(xiě)列地址（水平地址）
- for(j=0;j<px/8;j++)
- wrtdat_12864(pp[i*px/8+j]);//寫(xiě)圖片數(shù)據(jù)
- }
- }
- }
- #endif
- #include < reg52.h>
- #include < lcd12864bu.h>
- void main()
- {
- initial_12864(); //初始化12864
- LCD12864DisplayPictrue(0,0,128,64,pictrue1);//顯示
- while(1);
- }
1648262843807.jpg.jpg (1.19 MB, 下載次數(shù): 61)
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2022-3-26 10:54 上傳
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冰.7z
(17.44 KB, 下載次數(shù): 22)
2022-3-26 21:37 上傳
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