#include #include #include #define DHTPIN 9 #define DHTTYPE DHT11 #define CPIN 3 #define NCPIN 2 DHT dht(DHTPIN, DHTTYPE); void setup() { Serial.begin(115200); pinMode(CPIN,OUTPUT); pinMode(NCPIN,OUTPUT); dht.begin(); } void loop() { delay(500); int h = dht.readHumidity(); int t = dht.readTemperature(); Serial.print("Humidity- "); Serial.print(h); Serial.println("%"); Serial.print("Temperature- "); Serial.print(t); Serial.println("`C"); if((t>=18) && (t<=28)) { Serial.println("Temperature in Comfort Zone"); if((h>=30) && (h<=60)) { Serial.println("Humidity in Comfort Zone"); digitalWrite(CPIN,HIGH); digitalWrite(NCPIN,LOW); return; } } digitalWrite(CPIN,LOW); digitalWrite(NCPIN,HIGH); return; }