IEC_61158-4-17-2007.pdf

IEC 61158-4-17Edition 1.0 2007-12INTERNATIONAL STANDARD Industrial communication networks Fieldbus specifications Part 4-17:Data-link layer protocol specification Type 17 elements IEC 61158-4-17:2007(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2007 IEC,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 IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes 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 latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 61158-4-17Edition 1.0 2007-12INTERNATIONAL STANDARD Industrial communication networks Fieldbus specifications Part 4-17:Data-link layer protocol specification Type 17 elements INTERNATIONAL ELECTROTECHNICAL COMMISSION VICS 35.100.20;25.040.40 PRICE CODEISBN 2-8318-9440-9LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61158-4-17 IEC:2007(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 1.1 General.7 1.2 Specifications.7 1.3 Procedures.7 1.4 Applicability.7 1.5 Conformance.8 2 Normative reference.8 3 Definitions.8 3.1 Terms and definitions.8 3.2 Abbreviations and symbols.11 3.3 Conventions.11 4 Overview of the DL-protocol.12 4.1 General.12 4.2 Characteristics of the protocol.12 4.3 Data-link layer architecture.12 4.4 Services provided by the DLL.14 4.5 Network sharing with other protocols.15 5 DLPDU-parameter structure and encoding.15 5.1 Overview.15 5.2 DLPDU common header format.16 5.3 DLPDU body format.17 6 Local parameters and resources.21 6.1 General.21 6.2 Parameters and resources related to network structure.22 6.3 Parameters and resources to support real-time data transfer.23 6.4 Parameters and resources to support the scheduling function.24 6.5 Parameters and resources to support the security function.25 7 DL-service elements of procedure.26 7.1 Unacknowledged unitdata transfer service(UUS).26 7.2 Acknowledged unitdata transfer service(AUS).26 7.3 Acknowledged sequence of unitdata transfer service(ASS).26 7.4 Multipoint unitdata transfer service(MUS).27 7.5 Multipoint sequence of unitdata transfer service(MSS).27 8 DL-support protocol.28 8.1 Transmission scheduling.28 8.2 Redundancy.29 8.3 DLPDU authentication.31 Bibliography.32 Table 1 Conventions used for protocol procedure definitions.12 Table 2 Referenced standards for the layers.13 Table 3 Bit positions.16 Table 4 Common header format.17 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61158-4-17 IEC:2007(E)3 Table 5 DLPDU types.17 Table 6 Service subtype and PDU type of DLPDUs.18 Table 7 UUS_DT_PDU.18 Table 8 AUS_DT_PDU.19 Table 9 AUS_RSP_PDU.19 Table 10 ASS_DT_PDU.20 Table 11 ASS_ENQ_PDU.20 Table 12 ASS_RSP_PDU.20 Table 13 MUS_DT_PDU.21 Table 14 MSS_DT_PDU.21 Table 15 Parameters and resources for the network structure.22 Table 16 Ranges of parameters for the network structure.23 Table 17 Parameters and resources real-time d