       led8
     ]
     
+    // AudioPlayerの準備
     for i in 0..<slits_count {
       let sound_data = NSURL(fileURLWithPath: NSBundle.mainBundle().pathForResource("Blue Ballad - Pattern 2 - 96 - \(i)", ofType: "wav")!)
       let player = AVAudioPlayer(contentsOfURL: sound_data, error: nil)

      players += [player]
    }
    
    MM.deviceMotionUpdateInterval = MM_UPDATE_INTERVAL
    
    if MM.deviceMotionAvailable {
      MM.deviceMotionUpdateInterval = MM_UPDATE_INTERVAL
      MM.startDeviceMotionUpdatesToQueue(NSOperationQueue.mainQueue()) {

        let g = NSString(format: "%03d", Int(slitColor.getGreen()))
        let b = NSString(format: "%03d", Int(slitColor.getBlue()))
        
        uart("\(r).\(g).\(b)\n")
      }
    }
    prev_deg = current_deg
