CSS LABORATORIES, INC.

LAN 2000

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Star

Linear Bus

Wiring Type

RG-58A/U 50ohm coaxial

Shielded/Unshielded twisted pair

AUI transceiver via DB-15 port

Boot ROM

Available

CABLE TYPE

Type

JB3A - JB3I

Shielded/Unshielded twisted pair

Pins 1 & 2 Closed

RG-58A/U 50ohm coaxial

Pins 4 & 5 closed

AUI transceiver via DB-15 port

Pins 3 & 4 closed

I/O BASE ADDRESS

Address

JB4A

JB4B

JB4C

220h

Closed

Closed

Closed

240h

Open

Closed

Closed

300h

Closed

Open

Closed

320h

Open

Open

Closed

340h

Closed

Closed

Open

360h

Open

Closed

Open

380h

Closed

Open

Open

BOOT ROM ADDRESS

Base Address

JB5A

JB5B

JB5C

C8000h

Closed

Closed

Open

CC000h

Closed

Open

Open

D0000h

Open

Closed

Open

D4000h

Open

Open

Open

Disabled

Open

Open

Closed

LINK INTEGRITY TEST

Setting

JB4D

»

Enabled

Closed

 

Disabled

Open

Note:Link integrity test is valid only when the cable type is shielded/unshielded twisted pair.

INTERRUPT REQUEST

IRQ

JB6A

JB6B

JB6C

JB6D

JB6E

JB6F

JB6G

JB6H

JB6I

»

2/9

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

3

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

4

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Closed

DIAGNOSTIC LED(S)

LED

Status

Condition

LED1

On

Data is being transmitted or received

LED1

Off

Data is not being transmitted or received