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ACB-2322A (VERSION 2)

ADAPTEC, INC.

ACB-2322A (VERSION 2)

Data bus:

16-bit, ISA

Size:

Full-length full-height card

Hard drives supported:

Two RLL ESDI

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB

CONNECTIONS

Function

Location

34-pin data cable connector-floppy drive

J1

20-pin data cable connector-drive 0

J2

20-pin data cable connector-drive 1

J3

34-pin control cable connector-hard drive

J4

4-pin connector-drive active LED

J5

Serial monitor output

J13

USER CONFIGURABLE SETTINGS

Function

Location

Setting

BIOS address C800-CBFFh

J11

pins 1 & 2 closed

 

BIOS address- CC00-CFFFh

J11

pins 2 & 3 closed

Hard drive address 1F0-1FFh

J12/jumper 1

open

 

Hard drive address 170-177h

J12/jumper 1

closed

Floppy address 3F0-3F7h

J12/jumper 2

open

 

Floppy address 370-377h

J12/jumper 2

closed

Zero wait state disabled

J12/jumper 3

open

 

Zero wait state enabled

J12/jumper 3

closed

Not used

J12 jumper 4 & 5

open

Serial monitor disabled

J12/jumper 6

open

 

Serial monitor enabled (2400b)

J12/jumper 6

closed

Hard drive Interrupt is IRQ14

J18

pins 1 & 2 closed

 

Hard drive Interrupt is IRQ15

J18

pins 2 & 3 closed

Not used

J18

pins 3 & 4 open

Floppy drive DMA Acknowledge Is DACK2

J19

pins 1 & 2 closed

 

Floppy drive DMA Acknowledge is DACK3

J19

pins 2 & 3 closed

Floppy drive Interrupt is IRQ6

J20

pins 1 & 2 closed

 

Floppy drive Interrupt is IRQ10

J20

pins 2 & 3 closed

Floppy drive DMA Request is DREQ2

J21

pins 2 & 3 closed

 

Floppy drive DMA Request is DREQ3

J21

pins 1 & 2 closed