mini12864圖: mini12864可配合取模軟件及各種單片機(jī)可完成中文漢字、英文字符和圖形顯示,更適合Arduino做顯示相關(guān)的互動作品,該mini液晶屏成本相對較低,適用于各類儀器,小型設(shè)備的顯示領(lǐng)域。 由于LCD驅(qū)動IC眾多,這里我們僅以O(shè)PENJUMPER的mini12864LCD為例教學(xué),其他的LCD,你只需找到不同的庫來驅(qū)動即可。 下面按步驟來驅(qū)動mini12864顯示圖片: 第一步:下載取模軟件 字模提取V2.2.zip (512.81 KB) (下載次數(shù): 3866, 2012-8-29 10:35 上傳) 第二步:處理圖片,把你想要mini12864顯示的圖片,用軟件處理為128*64的.bmp圖 如圖: 第三步:使用取模軟件 1、打開取模軟件,新建圖像,選擇寬度128,高度64 2、打開你的圖片,將做好的分辨率為128*64的.bmp圖導(dǎo)入 3、反向取模,由于此處用的液晶點(diǎn)陣為反向顯示,這里的取模須反向取模。(取消這一步,使用程序庫里函數(shù)也可以達(dá)到此效果反向顯示) 4、生成數(shù)組,并復(fù)制下面的數(shù)組 第四步:下載庫文件 Lcd12864.zip (2.65 KB) (下載次數(shù): 4430, 2012-8-29 14:44 上傳) ,安裝在arduino安裝文件的libraries下面,打開IDE,敲入下面示例代碼。 第五步:復(fù)制剛才生成的數(shù)組,取代 bmp3[1024]里面的所有數(shù)組,編譯并下載到您的arduino里。 [mw_shl_code=c,true]#include "Lcd12864.h" #include "SPI.h" unsigned char const bmp3[1024]={ 0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0xC0,0xF0,0x30,0x30,0x30,0x30,0x30,0x30,0x30, 0xF0,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 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0x3F,0x30,0x30,0x30,0x30,0x30,0x3F,0x0F,0x0F,0x00,0x00,0x00,0x00,0x0F,0x0F,0x3F, 0x30,0x30,0x30,0x3C,0x0C,0x3F,0x3F,0x3F,0x00,0x00,0x00,0x00,0x3F,0x3F,0x3F,0x00, 0x00,0x00,0x00,0x00,0x3F,0x3F,0x3F,0x00,0x00,0x00,0x00,0x00,0x3F,0x3F,0x3F,0x00, 0x00,0x00,0x00,0xFF,0xFF,0xFF,0x0C,0x3C,0x30,0x30,0x30,0x30,0x30,0x3F,0x0F,0x0F, 0x00,0x00,0x00,0x00,0x0F,0x0F,0x3F,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x3C,0x0C, 0x0C,0x00,0x00,0x00,0x00,0x3F,0x3F,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x0F,0x0F,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }; void setup() { lcd12864 x; x.LcmInit(); } void loop() { lcd12864 x; x.PUTBMP(bmp3); //液晶點(diǎn)陣正向顯示1秒 delay(1000); x.PUTREVERSEBMP(bmp3); //反向顯示1秒 delay(1000); }[/mw_shl_code] 第六步:mini12864與arduino之間的接線。 CS—— 8 //片選 低有效 RST—— 9 //給芯片復(fù)位,低有效,如果不需軟件給芯片復(fù)位,可不連接 A0——10 //數(shù)據(jù)和命令選擇,L 命令 H 數(shù)據(jù) CLK——13 //時鐘 MOSI——11 //數(shù)據(jù) GND——GND //電源接線 VCC——5V LED——背光選擇 //低有效 顯示效果: |