 RFM69 radio;
 
 void setup() {
-  // Serial.begin(9600);
+  Serial.begin(9600);
   pinMode(TURNON_TX_LED_PIN,        OUTPUT);
   pinMode(TURNON_FLOWER_RED_PIN,    OUTPUT);
   pinMode(TURNON_FLOWER_GREEN_PIN,  OUTPUT);

        // Flip the color state bit
        currentState ^= bit(colorBit);
      }
    }
  } else {
    heldMillis = 0;


// Represents a single cycle of sensor calibration.
void runCalibrationMode(int sensorValue) {
  Serial.println("calibrating...");
  
  // Indicate we're in calibration mode
  digitalWrite(TURNON_FLOWER_BLUE_PIN, HIGH);

