/* receive zero lzngth packet on the ctl pipe  */
void usb_ctrlstatusrx(usb_core_instance *pdev)
/* receive zero lzngth packet on the ctl pipe  */
void usb_ctrlstatusrx(usb_core_instance *pdev)
{
    pdev->dev.device_state = USB_EP0_STATUS_OUT;
    usb_readytorx(pdev, 0U, pdev->dev.setup_pkt_buf, 0U);
}