#include <LiquidCrystal_I2C.h>

#define LDR 26
LiquidCrystal_I2C lcd(0x27, 16, 2);


void setup() {
  // put your setup code here, to run once:
  //if(!i2CAddrTest(0x27)){
    //LicuiCrystal_I2C lcd(0x3F, 16, 2);
 // }
  lcd.init();
  lcd.backlight(); //el back light es la luz o un led para mejor calidad
  lcd.setCursor(3,0); //Imprime el eje
  lcd.print("Valor LDR"); // imprime la palabra
  

  pinMode(LDR, INPUT);
}

void loop() {
  int value = analogRead(LDR);
  
  lcd.setCursor(5,1);
  lcd.print(value);
  delay(1);
  
  

  // put your main code here, to run repeatedly:
  delay(100); // this speeds up the simulation
}