Universal Serial Bus Class Definitions for Communication Devices
Version 1.1 January 19, 1999
USB Class Definitions for Communication Devices
Scope of this Revision
This version 1.1 of this class specification is intended for product design. Every attempt has been made to ensure a consistent and implementable specification. Implementations should ensure compliance with this revision.
Revision History
Revision 1.1 1.09d 1.09c 1.09b 1.09a 1.0.8a1.0.9rc 1.0 0.9a- 0.9f 0.8 – 0.8h Issue date January 19, 1999 January 19, 1999 December 17, 1998 December 14, 1998 October 21, 1998 April 28, 1998 October 13, 1998 May 8, 1998 May 26, 1997 October 10, 1997 December 11, 1996 May 20, 1997 Comments Approved by DWG as 1.1 RR91 RR90 RR69-89 RR68 1.08 releases Approved by DWG as 1.0
0.9 releases.
0.8 releases.
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USB Class Definitions for Communication Devices
Contributors
Andy Nicholson Charlie Tai Chuck Brabenac Dan Moore Dave Perry Diego Friedel Ed Endejan Jim Wilson Joe Decuir John Howard Ken Lauffenburger Kenny Richards Mats Webjrn Nathan Peacock Paul E. Berg Randy Fehr Ron Lewis Paul Chehowski Shelagh Callahan Stefan Eder Terry Moore Microsoft Corporation Intel Corporation Intel Corporation Diamond Multimedia Systems Mitel Corporation AVM 3Com Corporation U.S. Robotics Microsoft Corporation Intel Corporation Efficient Networks, Inc. Microsoft Corporation Universal Access Northern Telecom Moore Computer Consultants, Inc. Northern Telecom Rockwell Semiconductors Mitel Corporation Intel Corporation Siemens Semiconductors Moore Computer Consultants, Inc.
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USB Class Definitions for Communication Devices
USB Class Definitions for Communication Devices Copyright 1996-1999 USB Implementers' Forum All rights reserved.
INTELLECTUAL PROPERTY DISCLAIMER THIS SPECIFICATION IS PROVIDED "AS IS" WITH NO WARRANTIES WHATSOEVER INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE, OR ANY WARRANTY OTHERWISE ARISING OUT OF ANY PROPOSAL, SPECIFICATION, OR SAMPLE. A LICENSE IS HEREBY GRANTED TO REPRODUCE AND DISTRIBUTE THIS SPECIFICATION FOR INTERNAL USE ONLY. NO OTHER LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY OTHER INTELLECTUAL PROPERTY RIGHTS IS GRANTED OR INTENDED HEREBY. AUTHORS OF THIS SPECIFICATION DISCLAIM ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF PROPRIETARY RIGHTS, RELATING TO IMPLEMENTATION OF INFORMATION IN THIS SPECIFICATION. AUTHORS OF THIS SPECIFICATION ALSO DO NOT WARRANT OR REPRESENT THAT SUCH IMPLEMENTATION(S) WILL NOT INFRINGE SUCH RIGHTS. Hayes is a registered trademark of Hayes Microcomputer Products, Inc. All other product names are trademarks, registered trademarks, or service marks of their respective owners. Please send comments via the discussion forum at: http://www.usb.org/developers/dwg/communications_class_grp/

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