 // sensor/actuator stuff ////////////////////////////////////////////////////
 void startPeripherals() {
   mySwitch.enableTransmit(13);   // RC Transmitter is connected to Pin #13
-  
+
+  if(GOT_TEMP_SENSOR){
   tempSensor.begin();     // Start the onewire temperature sensor
   tempSensor.getAddress(tempAddr, 0);
   tempSensor.setResolution(tempAddr, 12);    // set the resolution to 12 bit (DS18B20 goes from 9-12 bit)
-  
+  }
+
+  if(GOT_HUMID_SENSOR)
   dht.begin();    // Start the humidity and air temperature sensor
 
+  if(GOT_LIGHT_SENSOR){
   // You can change the gain of the light sensor on the fly, to adapt to brighter/dimmer light situations
   //tsl.setGain(TSL2591_GAIN_LOW);    // 1x gain (bright light)
   tsl.setGain(TSL2591_GAIN_MED);      // 25x gain

void printMonitorEntry(monitor_t m, String* buf) {
  buf->concat("timestamp: ");
  buf->concat(m.timestamp);
  buf->concat(", Water Temp: ");
  buf->concat(m.waterCelsius);
  buf->concat(" °C");
  buf->concat(", Air Temp: ");
  buf->concat(m.airCelsius);
  buf->concat(" °C"); 
  buf->concat(", Humidity: ");
  buf->concat(m.airHumid);
  buf->concat(" %RH"); 
  buf->concat(", Light: ");
  buf->concat(m.lux);
  buf->concat(" lux"); 
}
void getTemperature(float* waterCelsius) {
  float _waterCelsius = *waterCelsius;

/////////////////////////////////////////////////////////////////////////////
// humidity sensor stuff ////////////////////////////////////////////////////
DHT dht(12, DHT22); // what digital pin we're connected to, plus type DHT22 aka AM2302
const boolean GOT_HUMID_SENSOR = false;

/////////////////////////////////////////////////////////////////////////////
// Light sensor stuff ///////////////////////////////////////////////////////
Adafruit_TSL2591 tsl = Adafruit_TSL2591(2591); // pass in a number for the sensor identifier (for your use later)
const boolean GOT_LIGHT_SENSOR = false;

/////////////////////////////////////////////////////////////////////////////
// RC switch stuff //////////////////////////////////////////////////////////
