I.S. EN 28860-2:1992
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 - DATA INTERCHANGE ON 90 MM (3.5 IN.) FLEXIBLE DISK CARTRIDGES USING MODIFIED FREQUENCY MODULATION AT 7958 FTPRAD, 5.3 TPMM (135 TPI) ON BOTH SIDES - PART 2: TRACK FORMAT
Hardcopy , PDF
23-07-2013
English
01-01-1992
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.
Dates of withdrawal of national standards are available from NSAI.
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 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
5.3 Identifier Gap
5.4 Data Block
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
Bibliography
Defines the track layout, the track format and the characteristics of recorded signals.
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| Standards | Relationship |
| EN 28860-2 : 1989 | Identical |
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