#include<DHT.h>
#define DHTPIN 9
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);
void setup() {
Serial.begin(9600);
Serial.println("DHT22 test!");
dht.begin();
pinMode(13,OUTPUT);
pinMode(12,OUTPUT);
}
void loop() {
delay(2000);
float h = dht.readHumidity();
float t = dht.readTemperature();
Serial.print("Humidity:\t");
Serial.print(h);
Serial.print("%\n");
if(h >= 50)
{
digitalWrite(13,HIGH);
}
else{
digitalWrite(12,LOW);
}
delay(500);
Serial.print("Temperature:\t");
Serial.print(t);
Serial.print("*C\n");
if(t >= 50)
{
digitalWrite(12,HIGH);
}
else{
digitalWrite(13,LOW);
}

}