#include <DHT.h>
#define DHTPIN 13
#define DHTTYPE DHT22
DHT dht(DHTPIN,DHTTYPE);
  void setup() {
  Serial.begin(115200);
 dht.begin();
}
void loop() {
    float h = dht.readH();
    float t = dht.readT();
    if (isnan(h) || isnan(t)){
      Serial.println("Sensor");
      return;
    }
  }