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

#define DHTPIN 8
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

LiquidCrystal_I2C lcd(0x27, 16, 2); // I2C address 0x27, 16 column and 2 rows


void setup() {
  lcd.init(); // initialize the lcd
  lcd.backlight();
  lcd.print("Arduino Sketch");
  dht.begin();

}

void loop() {
   float h = dht.readHumidity();
  float t = dht.readTemperature();
  t = t * 9 / 5 + 32;

  if(isnan(t) || isnan(h)){
    lcd.setCursor(0, 0);
    lcd.print("Failed to read from DHT");
  }

  else{
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("Humidity: ");
    lcd.print(h);
    lcd.print("%");
    lcd.setCursor(0, 1);
    lcd.print("Temp: ");
    lcd.print(t);
    lcd.print("f");  
    delay(1000);
 }
}