//Libraries
#include <DHT.h>;
//Constants
#define DHTPIN 2 // what pin we're connected to
#define DHTTYPE DHT22 // DHT 22 (AM2302)
DHT dht(DHTPIN, DHTTYPE); //// Initialize DHT sensor for normal 16mhz Arduino
//Variables
int chk;
float hum; //Stores humidity value
float temp; //Stores temperature value
void setup(){
Serial.begin(9600);
pinMode(3, INPUT);
pinMode(4, OUTPUT);
dht.begin();
}
void loop(){
//Read data and store it to variables hum and temp
hum = dht.readHumidity();
temp= dht.readTemperature();
//Print temp and humidity values to serial monitor
Serial.print("Humidity: ");
Serial.print(hum);
Serial.print(" %, Temp: ");
Serial.print(temp);
Serial.println(" Celsius");
delay(1000); //Delay 2 sec.
if(temp > 34.00 && hum > 85.00){digitalWrite(4, HIGH);}
else {digitalWrite(4, LOW);
}
if(temp < 17.00 && hum < 20.00){
digitalWrite(5, HIGH);
}
else{
digitalWrite(5, LOW);
}
}