IEC ISO SO/IEC14776-251 Edition 1.02014-04 INTERNATIONAL STANDARD colour inside Information technology - Small computer system interface (Scsl) - Part 251: USB Attached SCSI (UAS) ISO/IEC 14776-251:2014-04(en ional Organization for Standardization without license from IHS Not for Resale THISPUBLICATIONIS COPYRIGHT PROTECTED Copyright @ 2014 ISO/lEC, Geneva, Switzerland All rights reserved. Unless otherwise specified,no part of this publication may be reproduced or utilized in any form either IEC or IEC's member National Committee in the country of the requester. If you have any questions about iso/iEc copyright or have an enquiry about obtaining additionai rights to this publication, please contact the address beloworyourlocal IECmemberNational Committeeforfurtherinformation. IECCentralOffice Tel.: +41 22 919 02 11 3, rue de Varembé Fax:+41229190300 CH-1211Geneva20 info@iec.ch Switzerland www.iec.ch AbouttheIEC The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standards forall electrical, electronic and related technologies. AboutIECpublications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that youhave the latest edition, a corrigenda or an amendment might have been published. IEC Catalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org Thestand-alone applicationforconsulting the entire The world's leading online dictionary of electronic and bibliographical information on IEC International Standards electrical terms containing more than 30 000 terms and Technical Specifications,TechnicalReportsandother definitions in English and French, with equivalent terms in 14 documents.Available for PC, Mac OS, Android Tablets and additionallanguages. Also knownastheInternational iPad. Electrotechnical Vocabulary(IEV)online. IEcpublications search-www.iec.ch/searchpub IEc Glossary - std.iec.ch/glossary The advanced search enables to find IEC publications by a More than 55 000 electrotechnical terminology entries in varietyof criteria(referencenumber, text,technical English and French extracted from the Terms and Definitions committee,...). It also gives information on projects, replaced clause of IEC publications issued since 2002.Some entries and withdrawn publications. have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR IECJustPublished-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published IECCustomerServiceCentre-webstore.iec.ch/csc details all new publications released. Available online and If you wish to give us your feedback on this publication or also once a month by email. needfurtherassistance,pleasecontactthe Customer Service Centre:csc@iec.ch. Copyright International Organization for Standardization se from IHS Not for Resale IEC ISO SO/IEC 14776-251 Edition 1.02014-04 INTERNATIONAL STANDARD colour inside Informationtechnology-Small computer system interface (Scsl)- Part 251:USB Attached SCSI (UAS) INTERNATIONAL ELECTROTECHNICAL COMMISSION B PRICECODE ICS 35.200 ISBN 978-2-8322-1507-4 Warning! Make sure that you obtained this publication from an authorized distributor. Copyright International Organization for Standardization nse from IHS Not for Resale