查看SKU:RB-05L002 LCD12864點陣液晶顯示器的源代碼

[[文件:05L00201.png|500px|縮略圖|右]]
==產(chǎn)品概述==
LCD12864 液晶是一種具有 4 位 / 8 位并行、2 線或 3 線串行多種接口方式，內(nèi)部含有國際一級、二級簡體中文庫的點陣圖形液晶顯示模塊；其顯示分辨率為 128 * 64，內(nèi)置 8192 個 16 * 16 點漢字，可構(gòu)成全中文人機交互圖形界面?？梢燥@示 8 * 4 行 16 * 16 點陣的漢字，也可完成圖形顯示，低電壓低功耗是它的顯著特點。

==產(chǎn)品參數(shù)==
# 寬電壓范圍：VDD：3.3V - 5.5V
# 顯示分辨率：128 * 64
# 內(nèi)置漢字字庫，提供 8192 個 16 * 16 點陣漢字
# 內(nèi)置 128 個 16 * 8 點陣字符
# 時鐘頻率：2 MHz
# 視角方向：6 點
# 背光方式：側(cè)面高亮白色LED，功耗僅為普通LED的1/5 - 1/10
# 通訊方式：串行、并行可選
# 內(nèi)置DC - DC轉(zhuǎn)換電路，無需外加電壓
# 工作溫度：0℃ - 55℃
# 存儲溫度：-20℃ - +60℃
# 外形尺寸圖
[[文件:05L00202.png|650px|縮略圖|居中]]
==使用方法==
'''聲明：此款 LCD12864 液晶為未焊接連接件（排針）的版本，所以購買后您需要自行準備排針焊接，如果您不進行接口焊接，可能會出現(xiàn)接觸不良的問題，而導致液晶屏不能正常顯示，焊接也非常簡單，可參考下圖為我焊接一組排針，接口在上方，連接更加方便。'''
[[文件:05L00203.png|500px|縮略圖|居中]]
===接口說明===
{|border="1" cellspacing="0" align="center" cellpadding="5" width="700px"
|-
  | colspan="4" style="text-align: center;" |<big><big>'''12864 液晶串口接口管腳信號說明'''</big></big>
|-
|align="center"|管腳號
|align="center"|名稱
|align="center"|LEVEL
|align="center"|功能描述
|-
|align="center"|1
|align="center"|GND
|align="center"|0V
|align="center"|電源地
|-
|align="center"|2
|align="center"|VCC
|align="center"|+5V
|align="center"|電源正（3V - 5.5V）
|-
|align="center"|3
|align="center"|V0
|align="center"| -
|align="center"|對比度亮度調(diào)整
|-
|align="center"|4
|align="center"|RS
|align="center"|H / L
|align="center"|模組片選端，高電平有效
|-
|align="center"|5
|align="center"|R / W
|align="center"|H / L
|align="center"|串行數(shù)據(jù)輸入端
|-
|align="center"|6
|align="center"|E
|align="center"|H / L
|align="center"|串行同步時鐘：上升沿時讀取數(shù)據(jù)
|-
|align="center"|15
|align="center"|PSB
|align="center"|L
|align="center"|串口方式
|-
|align="center"|17
|align="center"|RST
|align="center"|H / L
|align="center"|復位端，低電平有效
|-
|align="center"|19
|align="center"|A
|align="center"|5V
|align="center"|背光源電壓 +5V
|-
|align="center"|20
|align="center"|K
|align="center"|GND
|align="center"|背光源負端 0V
|}
<br/>
注意：1、實際應用中僅使用串口通訊模式，可以將PSB接固定的低電平<br/>
2、模塊內(nèi)部接有上電復位電路，因此在不需要經(jīng)常復位的場合，可以將復位引腳懸空<br/>
<br/>
{|border="1" cellspacing="0" align="center" cellpadding="5" width="800px"
|-
  | colspan="4" style="text-align: center;" |<big><big>'''12864 液晶并行接口管腳信號說明'''</big></big>
|-
|align="center"|管腳號
|align="center"|名稱
|align="center"|LEVEL
|align="center"|功能描述
|-
|align="center"|1
|align="center"|GND
|align="center"|0V
|align="center"|電源地
|-
|align="center"|2
|align="center"|VCC
|align="center"|+5V
|align="center"|電源正（3V - 5.5V）
|-
|align="center"|3
|align="center"|V0
|align="center"| -
|align="center"|對比度亮度調(diào)整
|-
|align="center"|4
|align="center"|RS
|align="center"|H / L
|align="center"|RS =“H”，表示 DB7 - DB0 為顯示數(shù)據(jù)<br/>RS =“L”， 表示 DB7 - DB0 為顯示指令數(shù)據(jù)
|-
|align="center"|5
|align="center"|R / W
|align="center"|H / L
|align="center"|R / W = “H”，E = “H”，數(shù)據(jù)被讀到 DB7 - DB0<br/>R / W = “L”，E = “H - L”，DB7 - DB0的數(shù)據(jù)被寫到 IR 或 DR
|-
|align="center"|6
|align="center"|E
|align="center"|H / L
|align="center"|使能信號
|-
|align="center"|7
|align="center"|DB0
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|7
|align="center"|DB0
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|8
|align="center"|DB1
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|9
|align="center"|DB2
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|10
|align="center"|DB3
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|11
|align="center"|DB4
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|12
|align="center"|DB5
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|13
|align="center"|DB6
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|14
|align="center"|DB7
|align="center"|H / L
|align="center"|三態(tài)數(shù)據(jù)線
|-
|align="center"|15
|align="center"|PSB
|align="center"|H/L
|align="center"|H：8 位或 4 位并口方式，L：串口方式
|-
|align="center"|16
|align="center"|NC
|align="center"| -
|align="center"|空腳
|-
|align="center"|17
|align="center"|RST
|align="center"|H / L
|align="center"|復位端，低電平有效
|-
|align="center"|18
|align="center"|VOUT
|align="center"| - 
|align="center"|LCD 驅(qū)動電壓輸出端
|-
|align="center"|19
|align="center"|A
|align="center"|5V
|align="center"|背光源電壓 +5V
|-
|align="center"|20
|align="center"|K
|align="center"|GND
|align="center"|背光源負端 0V
|}
<br/>
注意：1、如果在實際使用中僅使用并口通訊模式，可以將PSB連接到固定的高電平<br/>
2、模塊內(nèi)部有上電復位電路，所以在不需要經(jīng)常復位的場合可以將該引腳懸空<br/><br/>

===例子程序1===
* 實驗目的：使用串行通信的方式在 LCD12864 液晶上顯示文字和圖片
* 使用硬件：
（1）LCD12864 液晶<br/>
（2）Starduino UNO R3 控制器<br/>
（3）傳感器擴展板 V5.0<br/>
* 軟件環(huán)境：Arduino IDE 1.7.10
* 硬件連接：
Starduino UNO R3 硬件連接圖：
[[文件:05L002004.png|700px|縮略圖|居中]]
實物連接圖:
[[文件:05L002005.png|600px|縮略圖|居中]]
* 圖片顯示例程：
<pre style='color:blue'>#include "LCD12864RSPI.h"
#define AR_SIZE( a ) sizeof( a ) / sizeof( a[0] )
unsigned char logo0[]={
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,
      0x00,0x00,0x01,0xF0,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0x03,0xF8,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0x03,0xF8,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0x07,0xFC,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0x07,0xFC,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,
      0x00,0x00,0x07,0xFC,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,
      0x00,0x00,0x0F,0xFC,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,
      0x00,0x00,0x0F,0xFE,0xFF,0xF0,0x00,0x00,
      0x00,0x00,0x00,0x0C,0xD8,0x00,0x00,0x00,
      0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xF0,0x00,
      0x00,0x00,0x00,0x18,0xDC,0x00,0x00,0x00,
      0x00,0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0x80,
      0x00,0x00,0x00,0x18,0xCC,0x00,0x00,0x00,
      0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,
      0x00,0x00,0x00,0x38,0xCE,0x00,0x00,0x00,
      0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,
      0x00,0x00,0x00,0x30,0xC6,0x00,0x00,0x00,
      0x00,0x07,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
      0x00,0x00,0x00,0x60,0xC7,0x00,0x00,0x00,
      0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,
      0x00,0x00,0x00,0x60,0xC3,0x00,0x00,0x00,
      0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,
      0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,
      0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,
      0x00,0xFF,0xFF,0xFF,0x80,0x3F,0xFF,0xFF,
      0xC0,0x00,0x00,0x0F,0x80,0x00,0x00,0x00,
      0x01,0xFF,0xFD,0x80,0x00,0x00,0x7F,0xFF,
      0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x07,0xFF,0xE0,0x00,0x00,0x00,0x0F,0xFF,
      0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x0F,0xFF,0xC0,0x00,0x00,0x00,0x03,0xFF,
      0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x0F,0xFF,0xC0,0x00,0x00,0x00,0x01,0xFF,
      0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x1F,0xFF,0xC0,0x03,0x00,0x30,0x00,0xFF,
      0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x1F,0xFF,0xC0,0x07,0x80,0x78,0x00,0xFF,
      0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x1F,0xFF,0xC0,0x07,0x80,0x78,0x00,0x7F,
      0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x3F,0xFF,0x80,0x07,0x80,0x7C,0x00,0x7F,
      0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x3F,0xFF,0x80,0x0F,0x80,0x7C,0x00,0x7F,
      0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x3F,0xFF,0x80,0x0F,0x80,0x7C,0x00,0x3F,
      0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x3F,0xFF,0x00,0x0F,0x80,0x7C,0x00,0x3F,
      0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x3F,0xFF,0x00,0x0F,0x80,0x7C,0x00,0x3F,
      0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
      0x7F,0xFF,0x00,0x0F,0x80,0x7C,0x00,0x3F,
      0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
      0x7F,0xFF,0x00,0x0F,0x80,0x7C,0x00,0x3F,
      0xFF,0x80,0x00,0x01,0x80,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x0F,0x80,0x7C,0x00,0x1F,
      0xFF,0x80,0x00,0x3F,0xFE,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x0F,0x80,0x7C,0x00,0x1F,
      0xFF,0x80,0x00,0x30,0x06,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x0F,0x80,0x3C,0x00,0x1F,
      0xFF,0x80,0x00,0x3E,0xDE,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x07,0x00,0x18,0x00,0x1F,
      0xFF,0x80,0x00,0x37,0xF6,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,
      0xFF,0x80,0x00,0x3F,0xFE,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,
      0xFF,0xC0,0x00,0x33,0xE6,0x00,0x00,0x00,
      0xFF,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,
      0xFF,0xC0,0x00,0x3E,0xFE,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,
      0xFF,0xC0,0x00,0x01,0x80,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,
      0xFF,0x80,0x00,0x7F,0xFF,0x00,0x00,0x00,
      0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x1F,
      0xFF,0x80,0x00,0x03,0xC0,0x00,0x00,0x00,
      0x3F,0xFF,0x00,0x00,0x00,0x00,0x00,0x3F,
      0xFF,0x00,0x00,0x06,0x70,0x00,0x00,0x00,
      0x3F,0xFF,0x00,0x00,0x00,0x00,0x00,0x3F,
      0xFF,0x00,0x00,0x78,0x0F,0x00,0x00,0x00,
      0x1F,0xFF,0x80,0x00,0x00,0x00,0x00,0x7F,
      0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x0F,0xFF,0xE0,0x00,0x00,0x00,0x03,0xFF,
      0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x07,0xFF,0xFF,0x00,0x00,0x00,0x3F,0xFF,
      0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x03,0xFF,0xFF,0xFE,0x00,0x1F,0xFF,0xFF,
      0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xC0,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0x07,0xFF,0xFF,0xFF,0xFC,0x00,
      0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
      0x00,0x00,0x00,0x07,0xFF,0xF8,0x00,0x00,
      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
};
void setup()
{
LCDA.Initialise(); // 屏幕初始化
delay(100);
LCDA.DrawFullScreen(logo0);
}
void loop()
{

}</pre>
* 文字顯示例程：
* 程序效果：
圖片顯示效果：
[[文件:05L002006.png|600px|縮略圖|居中]]

===例子程序2===
* 實驗目的：使用串行通信的方式在 LCD12864 液晶上動態(tài)顯示傳感器的值
* 使用硬件：
（1）LCD12864 液晶<br/>
（2）Starduino UNO R3 控制器<br/>
（3）傳感器擴展板 V5.0<br/>
（4）光線傳感器<br/>
* 軟件環(huán)境：Arduino IDE 1.7.10
* 硬件連接：
Starduino UNO R3 接線圖：
[[文件:05L00205.png|700px|縮略圖|居中]]
<br/>
實物連接圖：
[[文件:05L00206.png|600px|縮略圖|居中]]
* 例子程序：
<pre style='color:blue'>#include <LCD12864RSPI.h> 
unsigned char showx[]="Light Sensor=";
int val = 0;
void setup()
{
  LCDA.Initialise(); // 屏幕初始化
}
 
void loop()
{
  double tempx=0;
  char strx[6];
  val = analogRead(A1);
  
  LCDA.CLEAR(); 
  
  LCDA.DisplayString(0,0,showx,13);
  dtostrf(val,6,2,strx);
  LCDA.DisplayString(1,0,(unsigned char *)strx,7);  
  
  delay(300);
}</pre>
* 程序效果：
[[文件:05L00207.png|600px|縮略圖|居中]]

===例子程序3===
* 實驗目的：使用并行通信的方式在 LCD12864 液晶上顯示文字和圖片
* 使用硬件：
（1）LCD12864 液晶<br/>
（2）Starduino UNO R3 控制器<br/>
（3）傳感器擴展板 V5.0<br/>
* 軟件環(huán)境：Arduino IDE 1.7.10
* 硬件連接：
* 例子程序：
* 程序效果：

===例子程序4===
* 實驗目的：使用并行通信的方式在 LCD12864 液晶上動態(tài)顯示傳感器的值
* 使用硬件：
（1）LCD12864 液晶<br/>
（2）Starduino UNO R3 控制器<br/>
（3）傳感器擴展板 V5.0<br/>
* 軟件環(huán)境：Arduino IDE 1.7.10
* 硬件連接
* 例子程序：
* 程序效果：

==產(chǎn)品相關推薦==
[[文件:erweima.png|230px|無框|右]]
* [http://www.gharee.com/goods-127.html LCD12864 液晶屏購買地址]<br/>
* LCD12864 屏幕資料
* 使用庫文件下載