User`s manual

Floppy Drive Configuration Parameters
E-2
E
Floppy Drive Configuration Parameters
The following table lists the parameters used for configuring floppy
disk drives with the
IOT command and the .DSKCFIG system call.
Table E-2. Floppy Drive Configuration Parameters
ConÞguration Parameter
Floppy Types and Formats
PCXT8 PCXT9 PCXT9_3 PCAT PS2 SHD
Sector Size
0- 128 1- 256 2- 512
3-1024 4-2048 5-4096 = 2 2 2 2 2 2
Block Size:
0- 128 1- 256 2- 512
3-1024 4-2048 5-4096 = 1 1 1 1 1 1
Sectors/Track 8 9 9 F 12 24
Number of Heads = 2 2 2 2 2 2
Number of Cylinders = 28 28 50 50 50 50
Precomp. Cylinder = 28 28 50 50 50 50
Reduced Write Current
Cylinder =
28 28 50 50 50 50
Step Rate Code = 0 0 0 0 0 0
Single/Double DATA
Density =
DDDDDD
Single/Double TRACK
Density =
DDDDDD
Single/Equal_in_all Track
Zero Density =
EEEEEE
Slow/Fast Data Rate = S S S F F F
Other Characteristics
Number of Physical Sectors 0280 02D0 05A0 0960 0B40 1680
Number of Logical Blocks
(in hundreds)
0500 05A0 0B40 12C0 1680 2D00
Number of Bytes (decimal) 327680 368460 737280 1228800 1474560 294912
0
Media Size/Density 5.25/DD 5.25/DD 3.5/DD 5.25/HD 3.5/HD 3.5/ED