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

#define DHTPIN 8     
#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321

DHT dht(DHTPIN, DHTTYPE);

LiquidCrystal lcd(12, 13, 5, 4, 3, 2);
int contrastPin = 6;
int contrastValue= 1;

void setup() {
  Serial.begin(115200);
  Serial.println(F("Ejemplo DHT22!"));
  pinMode(contrastPin,OUTPUT);
  lcd.begin(16, 2);
  dht.begin();

    lcd.setCursor(0, 0);
  	lcd.print("C:");
    lcd.setCursor(8, 0);
  	lcd.print("F:");
    lcd.setCursor(0, 1);
  	lcd.print("H:");
    lcd.setCursor(8, 1);
  	lcd.print("Q:");


}


void loop() {
  float temperatureC = dht.readTemperature();
  float temperatureF = dht.readTemperature(true);
  float humidity = dht.readHumidity();
  float qc = dht.computeHeatIndex(temperatureC, humidity, false);
  float qf = dht.computeHeatIndex(temperatureF, humidity);

  // Compruebe si alguna lectura falló y salga antes (para volver a intentarlo).
  if (isnan(temperatureC) || isnan(temperatureF) || isnan(humidity)) {
    Serial.println(F("Error al leer el sensor!"));
    return;
  }

  Serial.print(F("|  Humedad: "));
  Serial.print(humidity);
  Serial.print(F("% | Temperatura: "));
  Serial.print(temperatureC);
  Serial.print(F("°C - "));
  Serial.print(temperatureF);
  Serial.print(F("°F "));
  Serial.print(F("| Indice de Calor: "));
  Serial.print(qc);
  Serial.print(F("°C - "));
  Serial.print(qf);
  Serial.println(F("°F |"));

  lcd.setCursor(2, 0);
  lcd.print(temperatureC);
  lcd.setCursor(10, 0);
  lcd.print(temperatureF);
  lcd.setCursor(2, 1);
  lcd.print(humidity);
  lcd.setCursor(10, 1);
  lcd.print(qc);


  // Espere unos segundos entre mediciones.
  delay(2000);
}