ISO/IEC INTERNATIONAL STANDARD 10192-1 First edition 2002-08 Information technology Home electronic system (HES) interfaces Part 1: Universal Interface (Ul) Class 1 TEC ISO Reference number ISO/IEC 10192-1:2002(E) HS unde Not for Resale adizai eworkingmitedwihoutlicenefrmH Not for Resale ISO/IEC INTERNATIONAL STANDARD 10192-1 First edition 2002-08 Information technology - Home electronic system (HEs) interfaces Part 1: Universal Interface (Ul) Class 1 @ISO/IEC 2002 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any ISO/IEC Copyright Office·Case postale 56· CH-1211 Geneve 20·Switzerland PRICE CODE Q TEC ISO For price, see current catalogue IHSunder Not for Resale 10192-1 @ ISO/IEC:2002(E) - 2 CONTENTS FOREWORD Scope and application 5 1.1 Scope, 1.2 Application. 2 Normative references. 3 Definitions and abbreviations. 3.1 Definitions 3.2 Abbreviations.. 4 Principles of the Ul 5 Connectors and cabling. 5.1 Mechanical characteristics .. 5.1.1 UI NAU connector housing and connector. 5.1.2 Ul cabling... 5.2 Electrical characteristics .... 5.2.1 UI NAU interface ... 5.2.2 Electrical signal.. 14 5.2.3 Power output. 15 6 Procedural requirements 15 6.1 FT 1.2 Control field. 6.1.1 Control field from primary station... 16 6.1.2 Control field from secondary station 7 6.2 FT 1.2 Checksum field ... 6.3 FT 1.2 Field codification.... 17 6.4 FT 1.2 transmission rules.. 17 6.4.1 Frame with fixed length ... 17 6.4.2 Frame with variable length 6.4.3 Single character frame.. 6.5 Transmission procedure... .18 6.6 Transmission errors. 18 6.6.1 Error management 18 7 UI NAU resources for the Ul 19 7.1 General 7.2 Local and destination addresses 19 7.3 Transmit and receive buffers.. .19 7.3.1 UI NAU registers 7.3.2 Status register (S_R).... 7.3.3 Function mode register (FM_R).. ...21 8 Command structure.... 8.1 Frame format FT 1.2 language structure 8.1.1 Management commands using fixed length 8.1.2 Framewithvariablelength 8.1.3 Control sequences specification. .24 8.2 Commandspecifications 8.3 Command identifiers coding . .28 Copyright International Organization for Standardization e from IHS Not for Resale 10192-1 @ ISO/IEC:2002(E) - 3 - 9 Ul operational procedure.. ..28 9.1 Point-to-point communication link initialisation. ...28 9.2 Negotiation capabilities .. 9.2.1Communication speed negotiation. .29 9.2.2 Negotiation procedure... ..29 9.3 Polling message .. ..30 Annex A (informative) Home control systems that do not provide power from the network. ..31 Annex B (informative) Illustration of Ul operational procedure ..32 Figure 1 - Ul connections in a home network providing a power feed service 8 Figure 2 - Ul cables . ..10 Figure 3 - NP UI cable .. Figure 4 - SP Ul cable.... Figure 5 - Connection of an SPD to a home control network that does not provide power......13 Figure 6 - Test circuit for timing characteristics of optocouplers. .15 Figure 7 - FT 1.2 frame format.. Figure 8-Transmit and receive buffers. ..19 Figure 9 - Status register ..20 Figure 10 - Function mode register .21 Figure11-Communicationspeedparameter .29 Figure 12-Negotiation procedure. ..29 Figure 13 - Polling message. ...30 Figure A.1 - Function mode register Table 1 - Frame with fixed length . ..17 Table 2 - Frame with variable length Table 3 - Single character frame Copyright Intern: ational Organization for Standardization Not for Resa - 4 - 10192-1 @ ISO/IEC:2002(E) INFORMATION TECHNOLOGY HOME ELECTRONIC SYSTEM (HES)INTERFACES Part 1: Universal Interface (Ul) Class 1 FOREWORD 1) Iso (International Organization for Standardization) and IEC (International Electrotechnical Commission) form participate in the development of International Standards through technical committees established by the in liaison with ISO and IEC, also take part in the work. 2) Draft International Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as an Internationa