   }
 
   if(OneWire::crc8(addr, 7) != addr[7]) {
-      Serial.println("  CRC is not valid!");
+      Serial.print("CRC is not valid!");
       return;
   }
 
   // the first ROM byte indicates which chip
   switch(addr[0]) {
     case 0x10:
-      Serial.print("  chip=DS18S20");  // or old DS1820
+      Serial.print("chip=DS18S20");  // or old DS1820
       type_s = 1;
       break;
     case 0x28:
-      Serial.print("  chip=DS18B20");
+      Serial.print("chip=DS18B20");
       type_s = 0;
       break;
     case 0x22:
-      Serial.print("  chip=DS1822");
+      Serial.print("chip=DS1822");
       type_s = 0;
       break;
     default:
-      Serial.print("  device is not a DS18x20 family device :-(");
+      Serial.print("device is not a DS18x20 family device :-(");
       return;
   }
 

  webServer.on("/wifistatus", handle_wifistatus);
  webServer.on("/chz", handle_chz);
  webServer.on("/data", handle_data);
  webServer.begin();
  Serial.println("HTTP server started");

// TODO
  if(WiFi.hostname("waterelf"))
    Serial.println("set hostname succeeded");
  else

  }
  _celsius = (float) raw / 16.0;
  _fahrenheit = _celsius * 1.8 + 32.0;
  Serial.print("; temp: ");
  Serial.print(_celsius);
  Serial.print(" C, ");
  Serial.print(_fahrenheit);
