#include "DHT.h"

const int DHTPIN=2;     
const int pinLed1=6;
const int pinLed2=5;

DHT dht(DHTPIN, DHT22); // DHT 22  (AM2302), AM2321

int Tsp= 20;  // temperatura set point 
int Hsp= 50;  // umidità set point

void setup() {
  Serial.begin(115200);
  Serial.println(F("DHT22 example!"));

  pinMode(DHTPIN, INPUT);
  pinMode(pinLed1, OUTPUT);
  pinMode(pinLed2, OUTPUT);

  dht.begin();
}

void loop() {
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

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

  Serial.print(F("Humidity: "));
  Serial.print(humidity);
  Serial.print(F("%  Temperature: "));
  Serial.print(temperature);
  Serial.println(F("°C "));

  
  digitalWrite(pinLed2, HIGH);
  
  if (temperature>=20) {digitalWrite(pinLed1, LOW);}
  else {digitalWrite(pinLed1, HIGH);}

  if (humidity>=50) {digitalWrite(pinLed2, LOW);}
  else {digitalWrite(pinLed2, HIGH);}


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