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IT-NE20

INFORMTECH INTERNATIONAL, INC.

IT-NE20

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Linear bus

Wiring Type

AUI transceiver via DB-15 port

RG-58A/U 50ohm coaxial

Boot ROM

Available

INTERRUPT SELECT

IRQ

JP6/A

JP6/B

JP6/C

JP6/D

JP6/E

JP6/F

IRQ3

Open

Closed

Open

Open

Open

Open

 

IR/FONT>

Closed

Open

Open

Open

Open

Open

 

IRQ4

Open

Open

Closed

Open

Open

Open

 

IRQ5

Open

Open

Open

Closed

Open

Open

 

IRQ6

Open

Open

Open

Open

Closed

Open

 

IRQ7

Open

Open

Open

Open

Open

Closed

I/O ADDRESS SELECT

Address

JP7/A

JP7/B

JP7/C

300h

Closed

Open

Closed

 

200h

Open

Open

Open

 

240h

Open

Closed

Open

 

280h

Closed

Closed

Open

 

2A0h

Open

Open

Closed

 

320h

Closed

Open

Open

 

340h

Open

Closed

Closed

 

360h

Closed

Closed

Closed

CABLE TYPE

Type

JP9/A

JP9/B

JP9/C

JP9/D

JP9/E

JP9/F

Thick Ethernet

Open

Open

Open

Open

Open

Open

Thin Ethernet

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Note: All pins designated should be in the closed position.

BASE MEMORY ADDRESS SELECT

Address

JP8/A

JP8/B

JP8/C

JP8/D

JP8/E

JP8/F

JP8/G

JP8/H

C8000h

Open

Open

Closed

Open

Open

Open

Open

Open

 

C0000h

Closed

Open

Open

Open

Open

Open

Open

Open

 

C4000h

Open

Closed

Open

Open

Open

Open

Open

Open

 

CC000h

Open

Open

Open

Closed

Open

Open

Open

Open

 

D0000h

Open

Open

Open

Open

Closed

Open

Open

Open

 

D4000h

Open

Open

Open

Open

Open

Closed

Open

Open

 

D8000h

Open

Open

Open

Open

Open

Open

Closed

Open

 

DC000h

Open

Open

Open

Open

Open

Open

Open

Closed