IEC ISO ISO/IEC17760-101 Edition 1.02015-06 INTERNATIONAL STANDARD Information technology - AT attachment 8 - Part 101: ATA/ATAPI Command Set (ACS) ISO/IEC 17760-101:2015-06(en THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2015 ISO/lEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEc or IEC's member National Committee in the country of the requester. If you have any questions about below oryour local IEC member National Committeeforfurther information. IEC Central Office Tel.: +41 22 919 02 11 3, rue de Varembé Fax:+41229190300 CH-1211 Geneva 20 [email protected] Switzerland www.iec.ch Aboutthe IEC International Standards for all electrical, electronic and related technologies. About IEC publications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latestedition,a corrigenda oran amendmentmighthavebeenpublished IEC Catalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org The stand-alone application forconsulting theentire 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, Technical Reports andother definitions in English and French, with equivalent terms in 15 documents. Available for PC, Mac OS, Android Tablets and additional languages. Also known as the International iPad. Electrotechnical Vocabulary (IEV)online. IEcpublicationssearch-www.iec.ch/searchpub IEC Glossary-std.iec.ch/glossary The advanced search enables to find IEC publications by a More than 60 000 electrotechnical terminology entries in variety of 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 andwithdrawn 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 IEC Customer Service Centre - 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. need further assistance,please contact the Customer Service Centre: [email protected]. IEC ISO SO/IEC 17760-101 Edition 1.02015-06 INTERNATIONAL STANDARD Information technology -AT attachment 8 - Part 101: ATA/ATAPI Command Set (ACS) INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 35.200 ISBN 978-2-8322-2695-7 Warning! Make sure that you obtained this publication from an authorized distributor. -2- ISO/IEC17760-101:2015ISO/IEC2015 CONTENTS FOREWORD 14 INTRODUCTION .. 1 Scope ..17 2 Normative references 3 Terms, definitions and conventions .18 3.1 Terms and definitions 3.2 Conventions .25 3.2.1 Overview 25 3.2.2 Precedence .25 3.2.3 Lists .26 3.2.4 Keywords 3.2.5 Numbering 2 3.2.6 Bit conventions .28 3.2.7 State diagram conventions .28 3.2.8 Byte, word, DWord, and QWord Relationships .29 3.2.9 ATA string convention .31 4 Feature set definitions .32 4.1 Overview .32 4.2 General feature set .32 4.3 The PACKET feature set ... 4.3.1 Overview .. 4.3.2 Identification of PACKET feature set devices .34 4.3.3 Signature for ATAPI devices .34 4.3.4 The PACKET command .34 4.4 48-bit Address feature set .34 4.5 Advanced Power Management (APM) feature set . .35 4.6 Automatic Acoustic Management (AAM) feature set 4.7 CompactFlash Association (CFA) feature set . ..35 4.8 Device Configuration Overlay (DCO) feature set . 4.9 Free-fall Control feature set .38 4.10 General Purpose Logging (GPL) feature set .38 4.11 Host Protected Area (HPA) feature set .39 4.11.1 HPA overview .. 39 4.11