     } else {
         Serial.println("");
     }*/
-}
-
-
-////////////////////////////////////////////////////////////////////////////////
-
-void initializeBluetooth() {
-#ifdef USE_BLUETOOTH
-    // to start the device with Bluetooth disabled, hold a key while powering up or resetting
-    readKeys();
-    if (keyState) {
-        digitalWrite(bluetoothPowerPin, LOW);   
-    } else {
-        digitalWrite(bluetoothPowerPin, HIGH); 
-    }
-    keyState = 0;
-#else
-    digitalWrite(bluetoothPowerPin, LOW);       
-#endif
 }
 
 

const int vibrationMotorPin = 3;
const int transducerPin = 5;  
const int laserPin = 6;
const int bluetoothPowerPin =  13;

// note: blue and green pins were wired in reverse w.r.t. the BL-L515 datasheet
const int redPin = 9;

 * D10: RGB LED green
 * D11: RGB LED blue
 * D12: push button 5
 * D13: LED
 * A0:  piezo motion sensor
 * A1:  (unused)
 * A2:  (unused)
