code: func NewAdaptor() *Adaptor {
  	return &Adaptor{
  		name:      gobot.DefaultName("Edison"),
  		pinmap:    arduinoPinMap,
  		writeFile: writeFile,
  		readFile:  readFile,
  		mutex:     &sync.Mutex{},
  	}
  }
docs: // NewAdaptor returns a new Edison Adaptor