     next_timestamp  = millis()+1000; //intervall is 1s
     attachInterrupt(input_pin,Interrupt,RISING);
   }
+  yield();
 }
 
 void reconnect() {

    Serial.print("Connecting to ");
    Serial.println(ssid);
  }
  WiFi.begin(ssid, password);
  int maxWait = 500;
  while (WiFi.status() != WL_CONNECTED) {

      wind = 0.0;
    else
      wind = 1.761 / (1 + rps) + 3.013 * rps;// found here: https://www.amazon.de/gp/customer-reviews/R3C68WVOLJ7ZTO/ref=cm_cr_getr_d_rvw_ttl?ie=UTF8&ASIN=B0018LBFG8 (in German)
    if(last_wind - wind > 0.8 || last_wind - wind < -0.8 || count >= 10){
      if(debugOutput){
        Serial.print("Wind: ");
        Serial.print(wind);
