HwMuseum | Index

DTK COMPUTER, INC.

ETN-003B

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

INTERRUPT REQUEST

IRQ

W1A

W1B

W1C

W1D

W1E

 

2/9

Closed

Open

Open

Open

Open

»

3

Open

Closed

Open

Open

Open

 

4

Open

Open

Closed

Open

Open

 

5

Open

Open

Open

Closed

Open

 

7

Open

Open

Open

Open

Closed

I/O BASE ADDRESS

Address

W2A

W2B

W2C

W2D

 

280h

Open

Closed

Closed

Open

 

2E0h

Closed

Closed

Open

Open

»

300h

Closed

Open

Open

Open

 

320h

Open

Closed

Open

Open

 

340h

Open

Open

Closed

Open

 

360h

Open

Open

Open

Closed

CABLE TYPE

Type

W4A - W4G

»

RG-58A/U 50ohm coaxial

Pins 1 & 2 closed

 

AUI transceiver via DB-15 port

Pins 2 & 3 closed

BOOT ROM ADDRESS

Address

W5A

W5B

W5C

 

Disabled

Open

Open

Open

»

C8000h

Closed

Closed

Open

 

CC000h

Closed

Open

Closed

 

D0000h

Closed

Open

Open

 

D4000h

Open

Closed

Closed

 

D8000h

Open

Closed

Open

SEGMENT LENGTH

Maximum Length

W6

»

185 meters

Closed

 

300 meters

Open

Note:Segment length is the total length of cable between the two farthest cards on the segment. Each card on the segment must have this option set the same.

COMPATIBILITY MODE

Setting

W7

»

Disabled

Pins 1 & 2 closed

 

Enabled

Pins 2 & 3 closed

Note:On some systems the data bus timing is not truly IBM PC/AT compatible. If the card is not initializing, enabling compatibility mode may allow the card to operate properly.