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

LiquidCrystal_I2C lcd(0x27,16,2);

#define DHTPIN 2
#define DHTTYPE DHT22

DHT dht(DHTPIN,DHTTYPE);

void setup() {
  // put your setup code here, to run once:
 lcd.begin(16,2);
 lcd.backlight();
 dht.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
 int temperature=dht.readTemperature();
 if(isnan(temperature))
 {
  lcd.setCursor(0,0);
  lcd.print("Sensor erro");
 }
 else{
  lcd.setCursor(0,0);
  lcd.print("Temp :");
  lcd.print( temperature);
 lcd.print((char)223);  
 lcd.print(" C");
 }
 delay(1000);
}