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

LiquidCrystal_I2C lcd(0x27, 16, 2);

#define DHTPIN 17
#define DHTTYPE DHT22 

DHT dht(DHTPIN, DHTTYPE);

void setup() {
  lcd.init();
  lcd.backlight();

  dht.begin();
  
  lcd.setCursor(0, 0);
  lcd.print("Temp/Humedad:");
}

void loop() {
  float h = dht.readHumidity();
  float t = dht.readTemperature(); 

  if (isnan(h) || isnan(t)) {
    lcd.setCursor(0, 1);
    lcd.print("Error de sensor");
    return;
  }

  lcd.setCursor(0, 1);
  lcd.print("                ");

  lcd.setCursor(0, 1);
  lcd.print("T: ");
  lcd.print(t);
  lcd.print(" C");

  lcd.setCursor(9, 1);
  lcd.print("H: ");
  lcd.print(h);
  lcd.print(" %");

  delay(5000);
}