WESTERN DIGITAL CORPORATION
XTAT-FASST
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Data bus: |
8-bit, ISA |
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Size: |
Half-length, full-height card |
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Hard drive supported: |
Up to seven SCSI devices |
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Floppy drives supported: | |
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CONNECTIONS | |
|
Function |
Location |
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50-pin SCSI Interface connector - internal |
J1 |
|
50-pin SCSI Interface connector - external |
J2 |
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I/O OPTIONS - W1 | ||||
|
DMA |
Jumper 1 |
Jumper 2 |
Jumper 3 | |
| » |
Single Byte Programmed I/O |
open |
open |
open |
|
DMA Cannel 1 |
closed |
open |
open | |
|
Demand Drive I/O |
open |
closed |
open | |
|
DMA Channel 3 |
closed |
closed |
closed | |
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INTERRUPT REQUEST | ||||
|
IRQ |
W1/jumper 4 |
W1/jumper 5 |
W1/jumper 6 |
W4 |
|
IRQ2 |
open |
closed |
open |
Jumper 1 - closed |
|
IRQ3 |
closed |
closed |
open |
Jumper 2 - closed |
|
IRQ4 |
open |
open |
closed |
Jumper 3 - closed |
|
IRQ5 |
closed |
open |
closed |
Jumper 4 - closed |
|
IRQ6 |
open |
closed |
closed |
Jumper 5 - closed |
|
IRQ7 |
closed |
closed |
closed |
Jumper 6 - closed |
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I/O PORT ADDRESS - W2 | ||||
|
Address |
Jumper 1 |
Jumper 2 |
Jumper3 |
Jumper 4 |
|
200h |
closed |
closed |
closed |
closed |
|
220h |
open |
closed |
closed |
closed |
|
240h |
closed |
open |
closed |
closed |
|
260h |
open |
open |
closed |
closed |
|
280h |
closed |
closed |
open |
closed |
|
2A0h |
open |
closed |
open |
closed |
|
2C0h |
closed |
open |
open |
closed |
|
2E0h |
open |
open |
open |
closed |
|
300h |
closed |
closed |
closed |
open |
|
320h |
open |
closed |
closed |
open |
|
340h |
closed |
open |
closed |
open |
|
360h |
open |
open |
closed |
open |
|
380h |
closed |
closed |
open |
open |
|
3A0h |
open |
closed |
open |
open |
|
3C0h |
closed |
open |
open |
open |
|
3E0h |
open |
open |
open |
open |
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BIOS ADDRESS - W3 | |||||
|
Address |
Jumper 1 |
Jumper 2 |
Jumper 3 |
Jumper 4 | |
|
C000h |
closed |
closed |
closed |
closed | |
|
C400h |
open |
closed |
closed |
closed | |
| » |
C800h |
closed |
open |
closed |
closed |
|
CC00h |
open |
open |
closed |
closed | |
|
D000h |
closed |
closed |
open |
closed | |
|
D4OOh |
open |
closed |
open |
closed | |
|
D800h |
closed |
open |
open |
closed | |
|
DC00h |
open |
open |
open |
closed | |
|
E000h |
closed |
closed |
closed |
open | |
|
E400h |
open |
closed |
closed |
open | |
|
E800h |
closed |
open |
closed |
open | |
|
EC00h |
open |
open |
closed |
open | |
|
F000h |
closed |
closed |
open |
open | |
|
F4OOh |
open |
closed |
open |
open | |
|
F800h |
closed |
open |
open |
open | |
|
FC00h |
open |
open |
open |
open | |