Personal Computer User Manual

IOT Command Parameters for Supported Floppy Types
MVME197LEIG/D1 B-5
B
IOT Command Parameters for Supported Floppy Types
The following table lists the proper IOT command parameters for floppies
used with boards such as the MVME328 and MVME197LE.
Notes
1. All numerical parameters are in hexadecimal unless
otherwise noted.
2. The DSDD5 type floppy is the default setting for the
debugger.
IOT Parameter
Floppy Types and Formats
DSDD5 PCXT8 PCXT9 PCXT9_3 PCAT PS2 SHD
Sector Size:
0- 128 1- 256 2- 512
3-1024 4-2048 5-4096 =
Block Size:
0- 128 1- 256 2- 512
3-1024 4-2048 5-4096 =
Sectors/Track
Number of Heads =
Number of Cylinders =
Precomp. Cylinder =
Reduced Write Current Cylinder =
Step Rate Code =
Single/Double DATA Density =
Single/Double TRACK Density =
Single/Equal_in_all Track Zero Density =
Slow/Fast Data Rate =
1
1
10
2
50
50
50
0
D
D
S
S
2
1
8
2
28
28
28
0
D
D
E
S
2
1
9
2
28
28
28
0
D
D
E
S
2
1
9
2
50
50
50
0
D
D
E
S
2
1
F
2
50
50
50
0
D
D
E
F
2
1
12
2
50
50
50
0
D
D
E
F
2
1
24
2
50
50
50
0
D
D
E
F
Other Characteristics
Number of Physical Sectors
Number of Logical Blocks (100 in size)
Number of Bytes in Decimal
Media Size/Density
0A00
09F8
653312
5.25/DD
0280
0500
327680
5.25/DD
02D0
05A0
368460
5.25/DD
05A0
0B40
737280
3.5/DD
0960
12C0
1228800
5.25/HD
0B40
1680
1474560
3.5/HD
1680
2D00
2949120
3.5/ED