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T-128 (CD-XT002)

NEC TECHNOLOGIES, INC.

T-128 (CD-XT002)

Card Type

Hard drive controller

Hard Drives supported

Up to 7 SCSI devices

Floppy drives supported

None

Data Bus

8-bit ISA

Card Size

Half-length, full-height

CONNECTIONS

Function

Label

Function

Label

50-pin SCSI connector - internal

J2

25-pin SCSI connector - external

P1

USER CONFIGURABLE SETTINGS

Function

Label

Position

Factory configured - do not alter

SW1/1

Off

Factory configured - do not alter

SW1/2

Off

Factory configured - do not alter

SW1/3

Off

Bus bandwidth increased mode disabled

SW1/4

Off

 

Bus bandwidth increased mode enabled

SW1/4

On

Boot ROM disabled

SW1/5

Off

 

Boot ROM enabled

SW1/5

On

Zero wait state disabled

SW1/6

Off

 

Zero wait state enabled

SW1/6

On

Factory configured - do not alter

JP1

Pins 7 - 12 unidentified

MEMORY ADDRESS SELECTION

Setting

SW1/7

SW1/8

 

C8000h

Off

On

CC000h

Off

Off

 

D8000h

On

On

 

DC000h

On

Off

INTERRUPT SELECTION

Setting

JP1/pins 1 & 3

JP1/pins 2 & 4

JP3/pins 3 & 5

IRQ3

Open

Closed

Open

IRQ5

Closed

Open

Open

IRQ7

Open

Open

Closed

Disabled

Pins 1 - 6 open