NDC COMMUNICATIONS, INC.

ND4112-E

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Linear bus

Wiring Type

RG-58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

COMPATIBILITY MODE

Setting

JP1

»

Disabled

Pins 2 & 3 closed

 

Enabled

Pins 1 & 2 closed

Note:On some systems, the data bus timing is not fully IBM PC/AT compatible (including some systems that use the Chips and Technologies chipset). If the card is not initializing, enabling the compatibility mode may allow the card to operate normally.

I/O BASE ADDRESS

Address

JP2A

JP2B

JP2C

 

200 - 21Fh

Open

Closed

Closed

 

220 - 23Fh

Open

Closed

Open

 

240 - 25Fh

Open

Open

Closed

 

260 - 27Fh

Open

Open

Open

»

300 - 31Fh

Closed

Closed

Closed

 

320 - 33Fh

Closed

Closed

Open

 

340 - 35Fh

Closed

Open

Closed

 

360 - 37Fh

Closed

Open

Open

INTERRUPT REQUEST

IRQ

JP3A

JP3B

JP3C

JP3D

JP3E

JP3F

 

2/9

Open

Open

Open

Open

Open

Closed

»

3

Closed

Open

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

 

6

Open

Open

Open

Closed

Open

Open

 

7

Open

Open

Open

Open

Closed

Open

BOOT ROM ADDRESS

Address

JP4A

JP4B

JP4C

 

C000h

Closed

Closed

Closed

 

C400h

Closed

Closed

Open

 

C800h

Closed

Open

Closed

 

CC00h

Closed

Open

Open

»

D000h

Open

Closed

Closed

 

D400h

Open

Closed

Open

 

D800h

Open

Open

Closed

 

DC00h

Open

Open

Open

BOOT ROM

Setting

JP5

»

Disabled

Pins 2 & 3 closed

 

Enabled

Pins 1 & 2 closed

CABLE TYPE

Type

JP6-JP11

»

RG-58A/U 50ohm coaxial

Pins 2 & 3 closed

 

AUI transceiver via DB-15 port

Pins 1 & 2 closed

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