아두이노 LCD 소스코드

아두이노 LCD 소스코드

#include <LiquidCrystal_I2C.h>
//#include <Wire.h>

LiquidCrystal_I2C lcd = LiquidCrystal_I2C(0x27,16,2);

void setup() {

  lcd.init();
  lcd.begin(16, 2);
  lcd.clear();
  lcd.backlight();

  Serial.begin(115200UL);

  lcd.print("Hello world");
  lcd.print("!");
  lcd.setCursor(0,1);
  lcd.print("Android.");
}

void loop() {

  lcd.setCursor(0,0);
  lcd.home();
  for(int i = 0; i < 2; ++i)
  {
    lcd.setCursor(0,i);
    lcd.print("*****");
    delay(100UL);
    lcd.clear();
  }

}