IEC 60958-3 PDF

IEC 60958-3 PDF

IEC +AMD+AMD CSV Standard | Digital audio interface – Part 3: Consumer applications. IEC (formerly IEC ) is the International Electrotechnical Commission’s standard on digital audio interfaces. It consists of several parts: IEC General; IEC Software Information Delivery Mode; IEC Consumer. IEC Digital audio interface – Part 3: Consumer applications.

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While samples repeat each frame time, metadata is only transmitted once per audio block. X or Z marks the beginning of a frame, and Z marks the beginning of an audio block. Of the physical interconnection types defined by IECthree are 6098-3 common use. Type I connections use balanced3-conductor, ohm twisted pair cabling with XLR connectors.

International 600958-3 for Standards ICS is an international classification system for technical standards. Bits from each frame of an audio block are collated giving a bit channel status word. From Wikipedia, the free encyclopedia.

IEC 60958-3:2015

By using this site, you agree to the Terms of Use and Privacy Policy. A low-quality auxiliary channel used as specified in the channel status word, notably for producer talkback or recording studio -to-studio communication. As stated before there is one channel status bit in each subframe, making one bit word for each channel in each block. Bytes 18 to 21, Bits 0 to 7: The 8-bit preambles are transmitted in time allocated to the first four time slots of each subframe time slots 0 to 3.

Consumer applications This document has been re-assessed by the committee, and judged to still be up to date. This third edition of IEC cancels and replaces the second edition published in and constitutes a technical revision. Therefore, no need to order amendments in addition to this publication.

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A value of all zeros for the binary sample address code shall, for the purposes of transcoding to real time, or to time codes in particular, be taken as midnight i.

In other projects Wikimedia Commons. It can be used for idc and for logging and identifying audio content.

One sample stored with most significant bit MSB last. List of International Electrotechnical Commission standards. Here is a summary of the channel status word: Although we endeavour to 06958-3 an up-to-date catalogue, on occasion we may not have the latest version of a document, including where it has not yet been provided through an international feed.

BS EN +A – Digital audio interface. Consumer applications

If the auxiliary sample is used, bits 4—7 are not included. Forms a serial data irc for each channel with 1 bit per framewith a format specified in the channel status word.

Transcoding of the binary number to any conventional time code requires accurate sampling frequency oec to provide the sample accurate time. According to John Ratcliff’s Timecode: These are essentially consumer versions of AES3 for use within the domestic high fidelity environment using connectors more commonly found in the consumer market.

We recommend that you check the website of the publishers of the international document before making a purchase. LSBs are transmitted first. This is the time-of-day laid down during the source encoding of the signal and shall remain unchanged during subsequent operations. This bilingual version corresponds to the monolingual English version, publishedin It includes the following changes: The standard was first published in and was revised in and This consolidated version consists of the third edition ,its amendment 1 and its amendment 2 This page was last edited on 25 Novemberat This determines the clock rate.

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Even parity bit for detection of errors in data transmission. The hardware interface is usually implemented using RS line drivers and receivers. A synchronisation preamble biphase mark code violation for audio blocks, frames, and subframes.

Each audio sample of up to 24 bits is combined with four flag bits and a synchronisation preamble which is four time slots long to make a subframe of 32 time slots. Archived from the original on This is a specially coded preamble that identify the subframe and its position within the audio block. Views Read Edit View history. Variants using different physical connections are specified in IEC eic Frames contain 64 time slots and are produced once per sample time.

At the highest level, each consecutive frames are grouped into an audio block. Follow these links to find other Standards similar to the one you are viewing.

IEC – Wikipedia

Audio, video and similar electronic apparatus – Safety requirements You may ic interested in this related standard. Data with smaller sample bit depths always have MSB at bit 27 and are zero-extended towards the least significant bit LSB. In the case of AES3, the standard describes in detail how the bits have to be used.

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