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I.S. EN 29529-2:1992

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

INFORMATION PROCESSING SYSTEMS - DATA INTERCHANGE ON 90 MM (3,5 IN) FLEXIBLE DISK CARTRIDGES USING MODIFIED FREQUENCY MODULATION RECORDING AT 15916 FTPRAD, ON 80 TRACKS ON EACH SIDE - PART 2: TRACK FORMAT
Available format(s)

Hardcopy , PDF

Withdrawn date

28-10-1998

Language(s)

English

Published date

07-08-1992

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
Introduction
1 Scope
2 Conformance
3 Normative references
4 General requirements
  4.1 Mode of recording
  4.2 Track location tolerance of the recorded flexible disk
       cartridge
  4.3 Recording offset angle
  4.4 Density of recording
  4.5 Flux transition spacing
  4.6 Average Signal Amplitude
  4.7 Byte
  4.8 Sector
  4.9 Cylinder
  4.10 Cylinder number
  4.11 Data capacity of a track
  4.12 Hexadecimal notation
  4.13 Error Detection Characters (EDC)
5 Track layout
  5.1 Index Gap
  5.2 Sector Identifier
       5.2.1 Identifier Mark
       5.2.2 Address Identifier
  5.3 Identifier Gap
  5.4 Data Block
       5.4.1 Data Mark
       5.4.2 Data Field
       5.4.3 EDC
  5.5 Data Block Gap
  5.6 Track Gap
6 Coded representation of data
  6.1 Standards
  6.2 Coding methods
Annexes
A - Procedure and equipment for measuring flux transition spacing
B - Data separators for decoding MFM recording
C - EDC implementation

Defines the track layout, the track format and the characteristics of the recorded signals.

DocumentType
Standard
Pages
28
PublisherName
National Standards Authority of Ireland
Status
Withdrawn

Standards Relationship
EN 29529-2 : 1991 Identical
ISO/IEC 9529-2:1989 Identical

ISO/IEC 6429:1992 Information technology Control functions for coded character sets
ISO/IEC 4873:1991 Information technology ISO 8-bit code for information interchange Structure and rules for implementation
ISO/IEC 2022:1994 Information technology Character code structure and extension techniques
ISO 9293:1987 Information processing Volume and file structure of flexible disk cartridges for information interchange
ISO/IEC 646:1991 Information technology ISO 7-bit coded character set for information interchange

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