查看(SKU:RB-05L007)LCD4884液晶搖桿擴展板的源代碼

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[[文件:faef1.jpg|500px|有框|右]]
==產(chǎn)品概述==
最新推出的LCD4884 LCD Joystick Shield v2.0 LCD4884液晶屏擴展板是哈爾濱奧松機器人科技有限公司研發(fā)的一款黑白屏液晶擴展板。此擴展板采用Nokia 5110液晶屏為顯示器件。SPI接口，最大限度的節(jié)省I/O資源。特別添加五向搖桿，方便實現(xiàn)搭建人機互動接口，剩余的模擬與數(shù)字接口全部用插針引出，便于安裝其它傳感器與模塊。本品適用于各種開發(fā)板和控制器，例如：Arduino控制器、STC單片機、AVR單片機等。
==規(guī)格參數(shù)==
# 產(chǎn)品名稱：LCD4884液晶搖桿擴展板
# 產(chǎn)品貨號：RB-05L007
# 工作電壓：DC5V
# 產(chǎn)品類型：Arduino擴展板
# 制作工藝：FR4雙面噴錫
# 人性化設計：具有可人機互動接口“五項搖桿”
# 工作溫度：10℃-30℃
# 重量：28g
# 產(chǎn)品尺寸：69.47mm x 53.34mm x 18mm
# 發(fā)貨清單：LCD4884液晶搖桿擴展板×1
# 包裝方式：靜電袋密封
# 選配配件：3PIN傳感器連接線、Arduino 328控制器等
# 板載資源：
* 數(shù)字接口：8個
* 模擬輸入借口：5個
* 48×84液晶：1個
* 無向搖桿按鍵：1個
* 系統(tǒng)復位按鍵：1個
==使用方法==
===使用硬件===
* Carduino UNO 控制器 * 1個
* LCD4884 Joystick Shield ×1
* USB數(shù)據(jù)通信線×1
===例子程序===
程序上傳前需要先下載鏈接：https://pan.baidu.com/s/1rZRC6a2eQGpZs_oCbAPEuw?pwd=n7yp 
提取碼：n7yp LCD4884 程序使用到的庫文件，將它放到Arduino安裝目錄下的libraries文件夾下<br/>
<pre style='color:blue'>
/* YourDuinoStarter Example: LCD SHIELD with 'Joystick' button
 - WHAT IT DOES Displays on LCD4884, reads button
 - SEE the comments after "http://" on each line below
 - CONNECTIONS:
   - LCD 4884 Shield has all connections
   -
   NOTE: Start Serial Monitor to see switch voltage values
 - V1.00 02/08/2016
   Questions: terry@yourduino.com */

/*-----( Import needed libraries )-----*/
#include <LCD4884.h>  // UPDATED version 2/16 Yourduino
/*-----( Declare Constants and Pin Numbers )-----*/
#define LCD_BACKLIGHT_PIN  7

/*-----( Declare objects )-----*/
//None: Included in library
/*-----( Declare Variables )-----*/
int displayDelay = 1000;
int switchDelay  = 100;  // Switch scanning delay
int switchVoltage ;   // From Analog read of the button resistors

void setup()   /****** SETUP: RUNS ONCE ******/
{
  Serial.begin(115200);
  pinMode(LCD_BACKLIGHT_PIN, OUTPUT);
  lcd.LCD_init(); // creates instance of LCD
  lcd.LCD_clear(); // blanks the display
  for (int a = 0; a < 5; a++)
  {
    digitalWrite(LCD_BACKLIGHT_PIN, LOW);
    delay(300);
    digitalWrite(LCD_BACKLIGHT_PIN, HIGH);
    delay(300);
  }
  for (int a = 0; a < 6; a++)
  {
    lcd.LCD_write_string(0, a, "01234567980123", MENU_NORMAL); // ignore MENU_NORMAL for now
    delay(displayDelay);
  }
  delay(displayDelay);
  lcd.LCD_clear();   // blanks the display
  delay(500);
  // Show the BIG characters (0..9, + - only)
  lcd.LCD_write_string_big(0, 0, "012345", MENU_NORMAL);
  lcd.LCD_write_string_big(0, 3, "-+-+-+", MENU_NORMAL);
  delay(1000);
  lcd.LCD_clear();  // now  read the joystick using analogRead(0

}//--(end setup )---


void loop()   /****** LOOP: RUNS CONSTANTLY ******/
{
  lcd.LCD_write_string(1, 1, "PUSH A BUTTON", MENU_NORMAL);
  switchVoltage = analogRead(0);
  Serial.print("Switch analog value = ");
  Serial.println(switchDelay);

  if (switchVoltage == 0)
  {
    lcd.LCD_write_string(2, 2, "LEFT ", MENU_NORMAL);
  }
  else if (switchVoltage > 0 && switchVoltage < 180)
  {
    lcd.LCD_write_string(2, 2, "PUSH IN", MENU_NORMAL);
    delay(switchDelay);
  }
  else if (switchVoltage > 180 && switchVoltage < 400)
  {
    lcd.LCD_write_string(2, 2, "DOWN ", MENU_NORMAL);
    delay(switchDelay);
  }
  else if (switchVoltage > 400 && switchVoltage < 600)
  {
    lcd.LCD_write_string(2, 2, "RIGHT", MENU_NORMAL);
    delay(switchDelay);
  }
  else if (switchVoltage > 600 && switchVoltage < 800)
  {
    lcd.LCD_write_string(2, 2, "UP   ", MENU_NORMAL);
    delay(switchDelay);
  }
  else if (switchVoltage > 800)              {
    lcd.LCD_write_string(2, 2, "NONE    ", MENU_NORMAL);
    delay(switchDelay);
  }

}  //--(end main loop )---

/*-----( Declare User-written Functions )-----*/
//NONE

//*********( THE END )***********
</pre>

===程序效果===
[[文件:faef2.jpg|500px|有框|居中]]
[[文件:faef3.jpg|500px|有框|居中]]
[[文件:faef4.jpg|500px|有框|居中]]
[[文件:faef5.jpg|500px|有框|居中]]
==視頻演示==
[[File:LCD4884 01.png|400px|左|link=http://v.youku.com/v_show/id_XNDU0MzE5NjIw.html?from=y1.7-2]]
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==產(chǎn)品相關推薦==
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===購買地址===
[http://gharee.com/goods-44.html LCD4884液晶搖桿擴展板]
===周邊產(chǎn)品推薦===
[http://gharee.com/goods-126.html 1602液晶顯示器 藍白屏 ]
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[http://gharee.com/goods-129.html Arduino IIC/I2C LCD1602 字符液晶顯示器]
===相關問題解答===
[http://www.makerspace.cn/forum.php?mod=viewthread&tid=4009&highlight=lcd4884 LCD4884液晶搖桿擴展板顯示應用]<br/>
[http://www.makerspace.cn/forum.php?mod=viewthread&tid=3250&highlight=lcd4884 關于arduino的LCD4884的使用]
===相關學習資料===
[http://v.youku.com/v_show/id_XNDU0MzE5NjIw.html 操作視頻]<br/>
[http://www.makerspace.cn/portal.php 奧松機器人技術論壇]