INFORMATION PROCESSING - DATA INTERCHANGE ON 130 MM (5.25 IN) FLEXIBLE DISK CARTRIDGES USING MODIFIED FREQUENCY MODULATION RECORDING AT 13262 FTPRAD, ON 80 TRACKS ON EACH SIDE - PART 3: TRACK FORMAT B FOR 80 TRACKS

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2002

Publisher

Information Technology Industry Council

0 Introduction
1 Scope and field of application
2 Conformance
3 References
4 General requirements
  4.1 Mode of recording
  4.2 Track location tolerance of the recorded flexible disk
       cartridge
  4.3 Recording off set angle
  4.4 Density of recording
  4.5 Flux transition spacing
  4.5 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 EDC implementation
B Procedure and equipment for measuring flux transition spacing
C Data separators for decoding MFM recording

Describes the quality of recorded signals, the track layout, and a track format to be used on 130 mm (5.25 in), 13262 ftprad flexible disk cartridges intended for data interchange between data processing systems.

DocumentType	Standard
Pages	12
PublisherName	Information Technology Industry Council
Status	Current

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