Portfolio. BHSAD Arduino Prototyping | L4, Harduino: Drawing light | Seite 5

DHT11 temperature and humidity GRD #include #include 220 ohm #include “DHT.h” 5V #define DHTPIN 2 DHT dht(DHTPIN, DHT11); void setup() { Serial.begin(9600); dht.begin(); } OMNI MAGAZINE COULD HAVE BEEN READ IN 1978 void loop() { delay(2000); float h = dht.readHumidity(); float t = dht.readTemperature(); if (isnan(h) || isnan(t)) { Serial.println(“Error”); return; } Serial.print(“Humidity: “); Serial.print(h); Serial.print(“ %\t”); Serial.print(“Temperature: “); Serial.print(t); Serial.println(“ *C “); }