#include <DHT.h>
#include <LiquidCrystal.h>


#define DHTPIN 2     
#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321

DHT dht(DHTPIN, DHTTYPE);

LiquidCrystal lcd(13,12,11,10,9,8);

void setup() {
  lcd.begin(16,2);

  dht.begin();
}

void loop() {
  lcd.clear();
  lcd.setCursor(0,0);
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  // Check if any reads failed and exit early (to try again).
  if (isnan(temperature) || isnan(humidity)) {
    lcd.print("Failed to read from DHT sensor!");
    return;
  }

  lcd.print("Humidity: ");
  lcd.print(humidity);
  lcd.print("%");
  lcd.setCursor(0,1);
  lcd.print("Temp.: ");
  lcd.print(temperature);
  lcd.print(" C ");

  // Wait a few seconds between measurements.
  delay(2000);
}