ECMA 100 : 2ED 88
Current
The latest, up-to-date edition.
12-01-2013
1 SCOPE, FIELD OF APPLICATION AND CONFORMANCE
1.1 Scope and Field of Application
1.2 Conformance
2 REFERENCES
3 GENERAL DESCRIPTION
3.1 Drawing
3.2 Main Elements
3.3 Description
4 DEFINITIONS
4.1 Recording
4.2 Hub
4.3 Shutter
4.4 Liner
4.5 Case
4.6 Master Standard References Flexible Disk Cartridge
4.7 Secondary Standard Reference Flexible Disk Cartridge
4.8 Typical Field
4.9 Reference Field
4.10 Test Recording Current
4.11 Standard Reference Amplitude
4.12 Average Signal Amplitude
4.13 In-Contact
4.14 Side
4.15 Direction of Rotation
4.16 Index
4.17 Line of Access
4.18 Formatting
4.19 Initialization
5 GENERAL REQUIREMENTS
5.1 Environment and Transportation
5.2 Materials
6 DIMENSIONAL CHARACTERISTICS
6.1 Case
6.2 Liner
6.3 Disk (Fig. 4)
6.4 Hub (Fig. 4)
6.5 Optional Handling Notches (Fig. 1 and 2)
6.6 Interface between Cartridge and Drive
6.7 Compliance
7 PHYSICAL CHARACTERISTICS
7.1 Inflammability
7.2 Coefficient of Linear Thermal Expansion of the Disk
7.3 Coefficient of Linear Hygroscopic expansion of the Disk
7.4 Torque
8 MAGNETIC CHARACTERISTICS
8.1 Recording Area
8.2 Track Geometry
8.3 Functional Testing
9 GENERAL REQUIREMENTS
9.1 Mode of Recording
9.2 Track Location Tolerance of the Recorded Flexible Disk
cartridge
9.3 Recording Offset Angle
9.4 Density of Recording
9.5 Flux Transition Spacing
9.6 Average Signal Amplitude
9.7 Byte
9.8 Sector
9.9 Cylinder
9.10 Cylinder Number
9.11 Data capacity of a Track
9.12 Hexadecimal Notation
9.13 Error Detection Characters (EDC)
10 TRACK LAYOUT
10.1 Index Gap
10.2 Sector Identifier
10.3 Identifier Gap
10.4 Data Block
10.5 Data Block gap
10.6 Track Gap
11 CODED REPRESENTATION OF DATA
11.1 Standards
11.2 Coding Methods
APPENDIX A - TEST FOR COMPLIANCE
APPENDIX B - MEASUREMENT OF LIGHT TRANSMITTANCE
APPENDIX C - METHOD FOR MEASURING THE EFFECTIVE TRACK WIDTH
APPENDIX D - PROCEDURE AND EQUIPMENT FOR MEASURING FLUX
TRANSITION SPACING
APPENDIX E - DATA SEPARATORS FOR DECODING MFM RECORDING
APPENDIX F - EDC IMPLEMENTATION
APPENDIX G - CARTRIDGE DISTORTION TEST GAUGE
APPENDIX H - METHOD FOR MEASURING PEAK SHIFT
APPENDIX J - METHOD FOR MEASURING OVERWRITE
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