code: func (b *Driver) Wake() (err error) {
  	buf := []byte{0x01}
  
  	err = b.adaptor().WriteCharacteristic(wakeCharacteristic, buf)
  	if err != nil {
  		fmt.Println("Wake error:", err)
  		return err
  	}
  
  	return
  }
docs: // Wake wakes Ollie up so we can play