Document Revision History

This table describes the changes to USB Device Interface Guide.

Date	Notes
2012-01-09	Added information about App Sandbox.
2007-09-04	Made minor corrections.
2007-02-08	Described how to determine which version of an interface object to use when accessing a USB device or interface.
2006-04-04	Made minor corrections.
2006-03-08	Emphasized which type of device interface to get for USB devices and interfaces and clarified definition of composite class device.
2005-11-09	Made minor corrections.
2005-09-08	Added information about creating a universal binary for an application that accesses a USB device.
2005-08-11	Made minor bug fixes.
2005-06-04	Added information about low latency isochronous transactions and functions.
2005-04-29	Included discussion of USB 2.0 and associated changes to isochronous functions. Changed title from "Working With USB Device Interfaces."
2004-05-27	Fixed URL for USB Common Class Specification.
2002-11-15	First version.