Information technology - Telecommunications and information exchange between systems - Front-end configuration command for NFC-WI (NFC-FEC)

ISO/IEC 16353:2011 specifies commands for the Near Field Communication Wired Interface (NFC-WI) specified in ISO/IEC 28361. The commands allow exchange of control and state information between the transceiver and the front-end.

Technologies de l'information — Télécommunications et échange d'informations entre systèmes — Commande à configuration frontale pour NFC-WI (NFC-FEC)

General Information

Status
Published
Publication Date
29-Sep-2011
Current Stage
9093 - International Standard confirmed
Start Date
23-May-2025
Completion Date
30-Oct-2025

Overview

ISO/IEC 16353:2011 specifies the front-end configuration command set for the Near Field Communication Wired Interface (NFC-WI) defined in ISO/IEC 28361. Commonly referred to as NFC-FEC, this standard defines the command and response formats, state machine extensions, checksum rules, frame encoding and timing required to exchange control and state information between a transceiver and an RF front-end.

This standard was prepared by Ecma International (as ECMA-390) and adopted by ISO/IEC JTC 1. Conformance requires implementation of the mandatory parts of ISO/IEC 16353 and the referenced NFC-WI specification (ISO/IEC 28361).

Key Topics

  • States and sub-states: NFC-FEC extends NFC-WI with Escape, Command Ready, Command Busy and Quit sub-states to manage command submission and response handling.
  • Command & response format: An 8-bit header, optional data field (arbitrary length) and an 8-bit checksum. The checksum is the bytewise XOR of the initialization vector (0xFF), the header and data.
  • Command set: Includes control commands such as CMD_QUIT, CMD_NOP; RF commands CMD_RF_ON and CMD_RF_OFF; mode selection commands (Initiator passive/active and Target modes at various data rates); register/block read and write (CMD_WR, CMD_RR, CMD_WB, CMD_RB); and status query (CMD_GS).
  • Responses: Defined headers for RES_ACK (ACK), RES_NACK (NACK) and RES_DATA (data). If a response other than ACK is received where ACK/NACK is expected, it is treated as NACK. The response timeout for all commands is 2 ms.
  • Information transfer & framing:
    • Transceiver frames use Manchester encoding and f/128 bit coding as per ISO/IEC 28361; Start-of-communication is ONE and End-of-communication is HIGH for one bit duration.
    • Front-end frames use Modified Miller encoding and f/128 bit coding; Start-of-communication is ZERO and End-of-communication is ZERO followed by no gating for two bit durations.
  • Parity: An odd parity bit is used so that the number of ONEs in each transmitted byte plus parity is odd.

Applications

Implementers and integrators use ISO/IEC 16353 to:

  • Control RF field state (RF on/off) from a host or transceiver
  • Switch communication modes and data rates between transceiver and front-end
  • Perform register and block read/write operations for configuration and diagnostics
  • Exchange status and diagnostic data using RES_DATA and CMD_GS

This standard is relevant for NFC chipset vendors, firmware engineers, module integrators and test labs implementing NFC-WI wired interfaces.

Related Standards

  • ISO/IEC 28361:2007 - Near Field Communication Wired Interface (NFC-WI) - normative reference for encoding, bit coding and base conventions.
  • ECMA-390 - Origin of the NFC-FEC specification; ISO/IEC 16353 was prepared by Ecma and adopted under a fast-track procedure.

For implementation, follow the mandatory command encodings, checksum calculation and the 2 ms response timeout. Adherence ensures reliable control and state exchange between transceiver and front-end across NFC-WI implementations.

Standard

ISO/IEC 16353:2011 - Information technology -- Telecommunications and information exchange between systems -- Front-end configuration command for NFC-WI (NFC-FEC)

English language
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Frequently Asked Questions

ISO/IEC 16353:2011 is a standard published by the International Organization for Standardization (ISO). Its full title is "Information technology - Telecommunications and information exchange between systems - Front-end configuration command for NFC-WI (NFC-FEC)". This standard covers: ISO/IEC 16353:2011 specifies commands for the Near Field Communication Wired Interface (NFC-WI) specified in ISO/IEC 28361. The commands allow exchange of control and state information between the transceiver and the front-end.

ISO/IEC 16353:2011 specifies commands for the Near Field Communication Wired Interface (NFC-WI) specified in ISO/IEC 28361. The commands allow exchange of control and state information between the transceiver and the front-end.

ISO/IEC 16353:2011 is classified under the following ICS (International Classification for Standards) categories: 35.100.10 - Physical layer. The ICS classification helps identify the subject area and facilitates finding related standards.

ISO/IEC 16353:2011 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


INTERNATIONAL ISO/IEC
STANDARD 16353
First edition
2011-10-01
Information technology —
Telecommunications and information
exchange between systems —
Front-end configuration command for
NFC-WI (NFC-FEC)
Technologies de l'information — Télécommunications et échange
d'informations entre systèmes — Commande à configuration frontale
pour NFC-WI (NFC-FEC)
Reference number
©
ISO/IEC 2011
©  ISO/IEC 2011
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 ISO at the address below or
ISO's member body in the country of the requester.
ISO copyright office
Case postale 56  CH-1211 Geneva 20
Tel. + 41 22 749 01 11
Fax + 41 22 749 09 47
E-mail copyright@iso.org
Web www.iso.org
Published in Switzerland
ii © ISO/IEC 2011 – All rights reserved

Contents Page
Foreword . iv
Introduction . v
1 Scope . 1
2 Conformance . 1
3 Normative references . 1
4 Terms and definitions . 1
5 Conventions and notations . 1
6 Acronyms . 1
7 States . 1
7.1 Escape state . 2
7.2 Command Ready state . 2
7.3 Command Busy state . 2
7.4 Quit state . 2
8 Commands and Responses . 3
8.1 Command and response Format . 3
8.2 Checksum . 3
8.3 Commands . 3
8.4 Responses . 4
9 Information-Transfer . 4
9.1 Transceiver Frames . 4
9.2 Front-end Frames . 4

© ISO/IEC 2011 – All rights reserved iii

Foreword
ISO (the International Organization for Standardization) and IEC (the International Electrotechnical
Commission) form the specialized system for worldwide standardization. National bodies that are members of
ISO or IEC participate in the development of International Standards through technical committees
established by the respective organization to deal with particular fields of technical activity. ISO and IEC
technical committees collaborate in fields of mutual interest. Other international organizations, governmental
and non-governmental, in liaison with ISO and IEC, also take part in the work. In the field of information
technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1.
International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.
The main task of the joint technical committee is to prepare International Standards. Draft International
Standards adopted by the joint technical committee are circulated to national bodies for voting. Publication as
an International Standard requires approval by at least 75 % of the national bodies casting a vote.
Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
rights. ISO and IEC shall not be held responsible for identifying any or all such patent rights.
ISO/IEC 16353 was prepared by Ecma International (as ECMA-390) and was adopted, under a special “fast-
track procedure”, by Joint Technical Committee ISO/IEC JTC 1, Information technology, in parallel with its
approval by national bodies of ISO and IEC.

iv © ISO/IEC 2011 – All rights reserved

Introduction
ISO/IEC 28361 specifies a two-wire interface for which this International Standard defines commands,
responses and their transmission, allowing the exchange of control and state information between the
transceiver and the front-end as specified in ISO/IEC 28361. Such exchange may include indication of the
presence of the RF field and control information to change data rates and communication modes of the
front-end.
© ISO/IEC 2011 – All rights reserved v

INTERNATIONAL STANDARD
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