#include <DHT.h>
#define DHTPIN 2
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
void setup(){
  Serial.begin(9600);
  Serial.println("DHTxx test!");
  dht.begin();
}
void loop(){
delay(2000);
float h = dht.readHumidity();
float t = dht.readTemperature();
Serial.print("humidity: ");
Serial.print(h);
Serial.println(" %\t");
Serial.print("Tempreature: ");
Serial.print(t);
Serial.println(" *c ");
}