#include "DHT.h"
#define DHTPIN 12 // DHT PIN 2
#define DHTTYPE DHT22 // DHT 22 (AM2302), AM2321
DHT dht(DHTPIN, DHTTYPE);
void setup() {
Serial.begin(9600);
Serial.println("DHT 22 test!");
dht.begin();
}
void loop() {
delay(1000);
float h = dht.readHumidity();
float t = dht.readTemperature();
if (isnan(h) || isnan(t) ) {
Serial.println("Failed to read from DHT sensor!");
return;
}
Serial.print("Temperature: ");
Serial.print(t);
Serial.print(" *C\t");
Serial.print("Humidity: ");
Serial.print(h);
Serial.println(" %");
}