...because we can't all be on the bleeding edge...





XTAT-FASST

WESTERN DIGITAL CORPORATION

XTAT-FASST

Data bus:

8-bit, ISA

Size:

Half-length, full-height card

Hard drive supported:

Up to seven SCSI devices

Floppy drives supported:

None

CONNECTIONS

Function

Location

50-pin SCSI Interface connector - internal

J1

50-pin SCSI Interface connector - external

J2

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

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

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

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