I/O functions

usbd_setup_bulk()

Set up a URB for a bulk data transfer.

usbd_setup_interrupt()

Set up a URB for an interrupt transfer.

usbd_setup_isochronous()

Set up a URB for an isochronous transfer.

usbd_setup_vendor()

Set up a URB for a vendor-specific transfer.

usbd_setup_control()

Set up a URB for a control transfer.

usbd_io()

Submit a previously set up URB to the USB stack.

usbd_feature()

Control a feature for a USB device.

usbd_descriptor()

Get or set USB descriptors.

usbd_status()

Get specific device status.