🌡️ حساس الحرارة DHT11

#include 
#define DHTPIN 2
#define DHTTYPE DHT11
DHT dht(DHTPIN, DHTTYPE);
void setup() { Serial.begin(9600); dht.begin(); }
void loop() {
  float t = dht.readTemperature();
  float h = dht.readHumidity();
  Serial.print(t); Serial.print("°C  ");
  Serial.println(h);
  delay(2000);
}