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ST02, ST02-E50

SEAGATE TECHNOLOGY, INC.

ST02, ST02-E50

Data bus: 8-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

50-pin SCSI connector-external (ST02-E50 only)

J1

50-pin SCSI connector-internal

J2

34-pin data cable connector-XT floppy drive

J3

34-pin data cable connector-AT floppy drive

J5

5-pin connector-DC power

J6

4-pin connector-drive active LED

J7

16K BIOS ADDRESS

Select

Jumper JP1

Jumper JP1A

C800h

open

open

 

Not valid

closed

open

 

CC00h

open

closed

 

DC00h

closed

closed

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Zero wait state disabled

JP2

open

 

Zero wait state enabled

JP2

closed

Interrupts disabled

JP3

open

 

Hard Drive Interrupt is IRQ5

JP3

pins 2 & 3 closed

 

Hard Drive Interrupt is IRQ3

JP3

pins 1 & 2 closed

360K/720K/1.2MB and 1.44MB

JP5

pins 2 & 3 closed

 

360K/720K only

JP5

pins 1 & 2 closed

Enable for PC/XT, 286 and PC/AT

JP6

pins 2 & 3 closed

 

Disable for PC/XT

JP6

pins 1 & 2 closed