mtw_bulk_tx_callbackN
static void mtw_bulk_tx_callbackN(struct usb_xfer *xfer, usb_error_t error,
mtw_bulk_tx_callbackN(xfer, error, 0);
mtw_bulk_tx_callbackN(xfer, error, 1);
mtw_bulk_tx_callbackN(xfer, error, 2);
mtw_bulk_tx_callbackN(xfer, error, 3);
mtw_bulk_tx_callbackN(xfer, error, 4);
mtw_bulk_tx_callbackN(xfer, error, 5);