public final BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
           @Override
            public void onReceive(Context context, Intent intent) {
            if (intent.getAction().equals(ACTION_USB_PERMISSION)){
                boolean granted = intent.getExtras().getBoolean(UsbManager.EXTRA_PERMISSION_GRANTED);
                if (granted) PermissionUSB();
                return;
            }
            if (intent.getAction().equals(UsbManager.ACTION_USB_DEVICE_ATTACHED)){StartUSB();return;}
            if (intent.getAction().equals(UsbManager.ACTION_USB_DEVICE_DETACHED)){StopUSB();return;}
        }
    };