08-30129607-DC.pdf
《08-30129607-DC.pdf》由会员分享,可在线阅读,更多相关《08-30129607-DC.pdf(30页珍藏版)》请在三一文库上搜索。
1、a Date: 23 July 2008 Origin: National Latest date for receipt of comments: 30 September 2008 Project no.: 2005/00465 Responsible committee: GW/1/12 Social alarms Interested committees: GW/1, GW/1/5, GW/1/11, EPL/100, MHE/4 Title: Draft BS 8521 Specification for dual-tone multi-frequency (DTMF) signa
2、lling protocol for social alarm systems (21TC) Supersession information: If this document is published as a standard, it will supersede BS 7369:1991, which will be withdrawn. If you are aware of any other current standard that might be affected, please notify the committee secretary (contact details
3、 below). WARNING: THIS IS A DRAFT AND MUST NOT BE REGARDED OR USED AS A BRITISH STANDARD. THIS DRAFT IS NOT CURRENT BEYOND 30 September 2008. This draft is issued to allow comments from interested parties; all comments will be given consideration prior to publication. No acknowledgement will normall
4、y be sent. See overleaf for information on commenting. No copying is allowed, in any form, without prior written permission from BSI except as permitted under the Copyright, Designs and Patent Act 1988 or for circulation within a nominating organization for briefing purposes. Electronic circulation
5、is limited to dissemination by e-mail within such an organization by committee members. Further copies of this draft may be purchased from BSI Customer Services, Tel: +44(0) 20 8996 9001 or email . British, International and foreign standards are also available from BSI Customer Services. Informatio
6、n on the co-operating organizations represented on the committees referenced above may be obtained from the responsible committee secretary. Cross-references The British Standards which implement International or European publications referred to in this draft may be found via the British Standards
7、Online Service on the BSI web site http:/. Direct tel: 020 8996 7164 Responsible Committee Secretary: Mr John Fisher (BSI) E-mail: Draft for Public Comment Head Office 389 Chiswick High Road London W4 4AL Telephone: +44(0)20 8996 9000 Fax: +44(0)20 8996 7001 Form 36 Version 8.0 DPC: 08/30129607 DC
8、Licensed CopyChinese University of Hong Kong, 21/10/2008 03:07, Uncontrolled Copy, (c) BSI b Introduction Your comments on this draft are invited and will assist in the preparation of the resulting British Standard. If no comments are received to the contrary, this draft may be implemented unchanged
9、 as a British Standard. Please note that this is a draft and not a typeset document. Editorial comments are welcomed, but you are advised not to comment on detailed matters of typography and layout. Submission of comments The guidance given below is intended to ensure that all comments receive effic
10、ient and appropriate attention by the responsible BSI committee. This draft British Standard is available for review and comment online via the BSI British Standards Draft Review system at http:/. Registration is free and takes less than a minute. Once you have registered on the Draft Review system
11、you will be able to review all current draft British Standards of national origin and submit comments on them. You will also be able to see comments made on current draft standards by other interested parties. When submitting comments on a draft you will be asked to provide both a comment (i.e. just
12、ification for change) and a proposed change. All comments will be checked by a moderator before they are made public on the site. This is to ensure that improper language or marketing is not placed on the site the technical content of your comment will not be judged or modified; similarly, your gram
13、mar or spelling will not be corrected. A link to the BSI British Standards Draft Review system, or to a specific draft hosted on the system, may be distributed to other interested parties so that they may register and submit comments. It is not necessary to purchase a copy of the draft in order to r
14、eview or comment on it; however, additional copies of this draft may be purchased from BSI, Tel: +44(0) 20 8996 9001 or email: . Drafts and standards are also available in PDF format for immediate download from the BSI Shop http:/ Licensed CopyChinese University of Hong Kong, 21/10/2008 03:07, Uncon
15、trolled Copy, (c) BSI BS 8521:2008 2005-00465 DPC.doc 1 Specification for dual-tone multi-frequency (DTMF) signalling protocol for social alarm systems (21TC) DRAFT FOR PUBLIC COMMENT Licensed CopyChinese University of Hong Kong, 21/10/2008 03:07, Uncontrolled Copy, (c) BSI BS 8521:2008 2005-00465 D
16、PC.doc 2 Contents Foreword 3 Introduction 5 1 Scope 6 2 Normative references 6 3 Terms and definitions 6 4 Information transfer 8 5 Communication 9 6 Speech path and system control commands 16 7 Programming 21 8 Remote access to local unit and controller (incoming calls) 25 Bibliography 28 List of f
17、igures Figure 1 Diagrammatic representation of an example of an alarm transmission protocol 15 Figure 2 Diagrammatic representation of an example of local unit and speech communication 18 Figure 3 Diagrammatic representation of an example of programming 22 Figure 4 ARC initiated communications seque
18、nce with controller 26 Figure 5 ARC initiated communications sequence with local unit and controller 27 List of tables Table 1 DTMF digit assignments 8 Table 2 System configuration assignments 10 Table 3 System type assignments 10 Table 4 Event code assignments 11 Table 5 Location code assignments 1
19、3 Table 6 Priority code assignments 14 Table 7 Status code assignments 14 Table 8 Values of DTMF tones for checksum calculation purposes 15 Table 9 Speech control function assignments 19 Table 10 Equipment control codes 21 Table 11 Parameter programming/enquiry fields 24 Licensed CopyChinese Univers
20、ity of Hong Kong, 21/10/2008 03:07, Uncontrolled Copy, (c) BSI BS 8521:2008 2005-00465 DPC.doc 3 Foreword Publishing information This British Standard is published by BSI and came into effect on XX Month 200X. It was prepared by Subcommittee GW/1/12, Social alarms, under the authority of Technical C
21、ommittee GW/1, Electronic security systems. A list of organizations represented on this committee can be obtained on request to its secretary. Supersession This British Standard supersedes BS 7369:1991, which is withdrawn. Information about this document This is a full revision of BS 7369, and intro
22、duces the following principal changes: message structure has been extended to reflect the evolution of user requirements, and extended range of alarm generation sources; extended definitions of parameters are provided and an error detection checksum has been added to alarm messages; a remote paramet
23、er programming and enquiry facility has been introduced; tone durations and signal timing have been revised to align the standard with a modern heterogeneous, multiple service provider communications infrastructure. The aim of this British Standard is to provide a replacement to the BS 7369:1991 soc
24、ial alarm DTMF signalling protocol implementation employed by various manufacturers within the social alarm market place to enable a complete solution toward meeting the requirements of the current market place. One of the objectives of this revision is to harmonize differences, such that all manufa
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 08 30129607 DC
链接地址:https://www.31doc.com/p-3726782.html