#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  lcd.init();
  lcd.setBacklight(HIGH);
  pinMode(10, OUTPUT); //buzzer
  int i;
  for(i=2;i<8;i++){
    pinMode(i, OUTPUT); //Leds
  }

}

void loop() {
  lcd.setCursor(0,0);
  lcd.print("TESTE TESTANDO");
  lcd.setCursor(0,1);
  lcd.print("DISPLAY TESTADO");

  digitalWrite(4,HIGH);
}