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

#include <LiquidCrystal_I2C.h>

#define DHTPIN 2
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);

// Define I2C Address - change if reqiuired
const int i2c_addr = 0x27;

LiquidCrystal_I2C display(i2c_addr, 16, 2);

void setup() {
  // put your setup code here, to run once:
  Wire.begin();
  display.init();
  display.backlight();
  display.clear();
  dht.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(2000);

  float h = dht.readHumidity();
  // Read temperature as Celsius (the default)
  float t = dht.readTemperature();
  // Read temperature as Fahrenheit (isFahrenheit = true)
  float f = dht.readTemperature(true);

  // Clear the display
  display.clear();
  //Set the cursor coordinates
  display.setCursor(0,0);
  if (isnan(h) || isnan(t) || isnan(f)) {
    // Serial.println(F("Failed to read from DHT sensor!"));
    display.print("Failed to read from DHT sensor!");
  }
  else{
    display.print("Humid: "); 
    display.print(h);
    display.print(" %");
    display.setCursor(0,1);
    display.print("Temp:  "); 
    display.print(t);
    display.print(" C");
    // display.print(f);
    // display.print("F");
  }
  digitalWrite(13, HIGH);
  delay(50);
  digitalWrite(13, LOW);
}