LCD1602 I2C (LCD1602) [D016]



https://www.youtube.com/watch?v=xj6KmHnGYqE


*GitHubhttps://github.com/rdiot/rdiot-d016.git



* Contents

- Connect

GND  ------------------  GND

VCC  ------------------   5V

SDA  ------------------   A4 

SCL  ------------------   A5 

: Mega(SDA-D20, SCL-D21), Leo(SDA-D2, SCL-D3)


- DataSheet : http://www.elecrow.com/download/LCD1602.pdf


- Key Code

#include <Wire.h> 

#include <LiquidCrystal_I2C.h>

 

LiquidCrystal_I2C lcd(0x27,16,2);  // set the LCD address to 0x20 for a 16 chars and 2 line display

 

void setup()

{

  lcd.init();                      // initialize the lcd 

 

  // Print a message to the LCD.

  lcd.backlight();

  lcd.print("Hello, world!");

  

  lcd.setCursor(0, 1);

 

  lcd.print("cursor 0,1");

}

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