Usb 2.0 Specification

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  • Topic: Universal Serial Bus, USB, Philips
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Universal Serial Bus
Specification
Compaq
Hewlett-Packard
Intel
Lucent
Microsoft
NEC
Philips

Revision 2.0
April 27, 2000

Universal Serial Bus Specification Revision 2.0

Scope of this Revision
The 2.0 revision of the 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

Issue Date

Comments

0.7

November 11, 1994

Supersedes 0.6e.

0.8

December 30, 1994

Revisions to Chapters 3-8, 10, and 11. Added
appendixes.

0.9

April 13, 1995

Revisions to all the chapters.

0.99

August 25, 1995

Revisions to all the chapters.

1.0 FDR

November 13, 1995

Revisions to Chapters 1, 2, 5-11.

1.0

January 15, 1996

Edits to Chapters 5, 6, 7, 8, 9, 10, and 11 for
consistency.

1.1

September 23, 1998

Updates to all chapters to fix problems identified.

2.0 (draft 0.79)

October 5, 1999

Revisions to chapters 5, 7, 8, 9, 11 to add high
speed.

2.0 (draft 0.9)

December 21, 1999

Revisions to all chapters to add high speed.

2.0

April 27, 2000

Revisions for high-speed mode.

Universal Serial Bus Specification
Copyright © 2000, Compaq Computer Corporation,
Hewlett-Packard Company, Intel Corporation, Lucent Technologies Inc, Microsoft Corporation, NEC Corporation, Koninklijke Philips Electronics N.V. All rights reserved.
INTELLECTUAL PROPERTY DISCLAIMER
THIS SPECIFICATION IS PROVIDED TO YOU “AS IS” WITH NO WARRANTIES WHATSOEVER, INCLUDING ANY WARRANTY OF MERCHANTABILITY, NON-INFRINGEMENT, OR FITNESS FOR ANY PARTICULAR PURPOSE. THE AUTHORS OF THIS SPECIFICATION DISCLAIM ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PROPRIETARY RIGHTS, RELATING TO USE OR IMPLEMENTATION OF INFORMATION IN THIS SPECIFICATION. THE PROVISION OF THIS SPECIFICATION TO YOU DOES NOT PROVIDE YOU WITH ANY LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS.

All product names are trademarks, registered trademarks, or servicemarks of their respective owners.

Please send comments via electronic mail to techsup@usb.org
For industry information, refer to the USB Implementers Forum web page at http://www.usb.org

ii

Universal Serial Bus Specification Revision 2.0

Acknowledgement of USB 2.0 Technical Contribution
The authors of this specification would like to recognize the following people who participated in the USB 2.0 Promoter Group technical working groups. We would also like to thank others in the USB 2.0 Promoter companies and throughout the industry who contributed to the development of this specification.

Hub Working Group
John Garney
Ken Stufflebeam
David Wooten
Matt Nieberger
John Howard
Venkat Iyer
Steve McGowan
Geert Knapen
Zong Liang Wu
Jim Clee
Jim Guziak
Dave Thompson
John Fuller
Nathan Sherman
Mark Williams
Nobuo Furuya
Toshimi Sakurai
Moto Sato
Katsuya Suzuki

Intel Corporation (Chair/Editor)
Compaq Computer Corporation
Compaq Computer Corporation
Hewlett-Packard Company
Intel Corporation
Intel Corporation
Intel Corporation
Royal Philips Electronics
Royal Philips Electronics
Lucent Technologies Inc
Lucent Technologies Inc
Lucent Technologies Inc
Microsoft Corporation
Microsoft Corporation
Microsoft Corporation
NEC Corporation
NEC Corporation
NEC Corporation
NEC Corporation

Electrical Working Group
Jon Lueker
David Wooten
Matt Nieberger
Larry Taugher
Venkat Iyer
Steve McGowan
Mike Pennell
Todd West
Gerrit den Besten
Marq Kole
Zong Liang Wu
Jim Clee
Jim Guziak
Par Parikh
Dave Thompson
Ed Giaimo
Mark Williams
Toshihiko Ohtani
Kugao Ouchi
Katsuya Suzuki
Toshio Tasaki

Intel Corporation (Chair/Editor)
Compaq Computer Corporation
Hewlett-Packard Company
Hewlett-Packard Company
Intel Corporation
Intel Corporation
Intel Corporation
Intel Corporation
Royal Philips...
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