...because we can't all be on the bleeding edge...
SEAGATE TECHNOLOGY INC.
ST22M, ST22R
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Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: ST22M: Two MFM ST506/412 drives
ST22R: Two RLL ST412 drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
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CONNECTIONS | |
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Function |
Location |
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34-pin control cable connector- floppy drive |
J1 |
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34-pin control cable connector-hard drive |
J2 |
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20-pin data cable connector-drive 0 |
J3 |
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20-pin data cable connector-drive 1 |
J4 |
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4-pin connector-drive active LED |
J5 |
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5-pin connector-DC power |
J6 |
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USER CONFIGURABLE SETTINGS | |||
|
Function |
Location |
Setting | |
| » |
BIOS enabled |
JP3 |
open |
|
BIOS disabled |
JP3 |
closed | |
| » |
Floppy drive enabled |
JP4 |
closed |
|
Floppy drive disabled |
JP4 |
open | |
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I/O AND BIOS ADDRESS | |||||
|
HD Port Address |
FD Port Address |
BIOS Address |
JP1 |
JP2 | |
| » |
1F0-1F7, 3FF-3F7 |
3F0-3F5, 3F7 |
C800-CBFF |
open |
open |
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1F0-1F7, 3F6-3F7 |
3F0-3F5, 3F7 |
CC00-CFFF |
open |
closed | |
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170-177, 376-377 |
370-375, 377 |
D800-DBFF |
closed |
open | |
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170-177, 376-377 |
370-375, 377 |
DC00-DFFF |
closed |
closed | |
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DRIVE PARAMETERS SUPPORTED BY THE ST22M | |||
|
Capacity |
Heads |
Cylinders |
SPT |
|
21.4 |
4 |
615 |
17 |
|
32.1 |
6 |
615 |
17 |
|
42.5 |
5 |
977 |
17 |
|
42.8 |
6 |
820 |
17 |
|
44.5 |
5 |
1024 |
17 |
|
80.2 |
9 |
1024 |
17 |
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DRIVE PARAMETERS SUPPORTED BY THE ST22R | |||
|
Capacity |
Heads |
Cylinders |
SPT |
|
21.1 |
2 |
667 |
31 |
|
32.7 |
4 |
615 |
26 |
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42.9 |
4 |
667 |
31 |
|
49.1 |
6 |
615 |
26 |
|
65.5 |
6 |
820 |
26 |
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122.7 |
9 |
1024 |
26 |