Crowtail- I2C LCD

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Contents

Description

A new crowtail for LCD1602, it contains LCD1602 and MCP23008 module. Unique interface for crowtail. Provide convenience to work with a LCD.

Model:Crowtail- I2C LCD

CT0046LCD-02.JPG

Features

  • Easy to use
  • Voltage:3v-5v
  • Crowtail compatible interface

Usage

1.Hardware connection

Connect the Crowtail- I2C LCD to I port.

2.Connect the board to PC using USB cable.

3.Download the library;Unzip it into the libraries file of Arduino IDE by the path: ..\arduino-1.0.1\libraries.

4.Open the code directly by the path:File -> Example ->Liquid Crystal->HelloWorld.

 #include <Wire.h>
 #include "LiquidCrystal.h"

// Connect via i2c, default address #0 (A0-A2 not jumpered)
LiquidCrystal lcd(0);

void setup() {
  // set up the LCD's number of rows and columns: 
  lcd.begin(16, 2);
  // Print a message to the LCD.
  lcd.print("hello, world!");
}

void loop() {
  // set the cursor to column 0, line 1
  // (note: line 1 is the second row, since counting begins with 0):
  lcd.setCursor(0, 1);
  // print the number of seconds since reset:
  lcd.print(millis()/1000);

  lcd.setBacklight(HIGH);
  delay(1000);
  lcd.setBacklight(LOW);
  delay(1000);
}

5.Upload the Code,you shoule see the display of LCD1602.


CT0046LCD-05.JPG

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