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DTC3150

DATA TECHNOLOGY CORPORATION

DTC3150

Data bus: 8-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Up to seven SCSI devices

Floppy drives supported: None

CONNECTIONS

Function

Location

50-pin SCSI connector-internal

J1

50-pin SCSI connector-external

J2

SCSI ADDRESS

SCSI ID

W1/jumper 1

W1/jumper 2

W1/jumper 3

 

0

closed

closed

closed

 

1

closed

closed

open

 

2

closed

open

closed

 

3

closed

open

open

 

4

open

closed

closed

 

5

open

closed

open

 

6

open

open

closed

7

open

open

open

USER CONFIGURABLE SETTINGS

Function

Location

Setting

SCSI parity check enabled

W1/jumper 4

closed

 

SCSI parity check disabled

W1/jumper 4

open

Normal operation mode

W1/jumper 5

open

 

Factory diagnostics enabled

W1/jumper 5

closed

Interrupt disabled (for use in DOS environment)

W2/jumper 1

open

 

Interrupt enabled

W2/jumper 1

closed

IRQ7 (reported to the host at Inquiry Command)

W2/jumper 7

closed

 

IRQ2 (reported to the host at Inquiry Command)

W2/jumper 2

closed

 

IRQ3 (reported to the host at Inquiry Command)

W2/jumper 3

closed

 

IRQ4 (reported to the host at Inquiry Command)

W2/jumper 4

closed

 

IRQ5 (reported to the host at Inquiry Command)

W2/jumper 5

closed

 

IRQ6 (reported to the host at Inquiry Command)

W2/jumper 6

closed

Normal operation mode

W2/jumper 8

open

 

Factory diagnostics enabled

W2/jumper 8

closed

Factory configured - do not alter

W4

pins 2 & 3 closed

INTERRUPT REQUEST

IRQ

W1/jumper 6

W1/jumper 7

W1/jumper 8

 

undefined

closed

closed

closed

 

undefined

closed

closed

open

 

IRQ2

closed

open

closed

 

IRQ3

closed

open

open

 

IRQ4

open

closed

closed

 

IRQ5

open

closed

open

 

IRQ6

open

open

closed

IRQ7

open

open

open

BIOS ADDRESS

Address

W3/jumper 1

W3/jumper 2

W3/jumper 3

D400h

closed

closed

closed

D000h

closed

closed

open

CC00h

closed

open

closed

C800h

closed

open

open

E400h

open

closed

closed

E000h

open

closed

open

DC00h

open

open

closed

D800h

open

open

open