ALWAYS TECHNOLOGY CORPORATION

IN-2000

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Up to seven SCSI devices

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

CONNECTIONS

Function

Location

2-pin connector-drive active LED

CN1

34-pin data cable connector-floppy drive

CN2

25-pin SCSI connector-external

CN5

50-pin SCSI connector-internal

CN6

4-pin power connector-controller power

J1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Asynchronous operation enabled

SW1/switch 8

off

 

Synchronous operation enabled

SW1/switch 8

on

»

Floppy drive enabled

SW1/switch 9

on

 

Floppy drive disabled

SW1/switch 9

off

»

Not used

SW1/switch 10

off

BIOS ADDRESS

Address

SW1/switch 1

SW1/switch 2

»

C800-CBFFh

off

off

 

D800-DBFFh

on

off

 

D000-D3FFh

off

on

 

Disabled

on

on

I/O PORT ADDRESS

Address

SW1/switch 3

SW1/switch 4

»

220-22Fh

off

off

 

200-20Fh

on

off

 

110-11Fh

off

on

 

100-10Fh

on

on

INTERRUPT REQUEST

IRQ

SW1/switch 5

SW1/switch 6

SW1/switch 7

»

15

off

off

off

 

14

off

on

off

 

11

off

off

on

 

10

off

on

on

 

Disabled

on

off

off