ZENITH DATA SYSTEMS

LN-90

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA/16-bit ISA

Topology

Linear Bus

Star

Wiring Type

RG-58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Not available

CABLE TYPE

Type

E3/A-G

RG-58A/U 50ohm coaxial

Pins 1 & 2 closed

AUI transceiver via DB-15 port

Pins 2 & 3 closed

HEARTBEAT FUNCTION CONFIGURATION

Mode

E6

»

Heartbeat function enabled

Pins 1 & 2 closed

 

Heartbeat function disabled

Pins 2 & 3 closed

DATA TRANSFER SIZE SELECTION

Size

E8

»

16-bit

Pins 1 & 2 closed

 

8-bit

Pins 2 & 3 closed

INTERRUPT SELECTION

IRQ

E1

2/9

Pins 1 & 2 closed

3

Pins 3 & 4 closed

4

Pins 5 & 6 closed

5

Pins 7 & 8 closed

6

Pins 9 & 10 closed

7

Pins 11 & 12 closed

10

Pins 13 & 14 closed

11

Pins 15 & 16 closed

12

Pins 17 & 18 closed

13

Pins 19 & 20 closed

14

Pins 21 & 22 closed

BASE I/O ADDRESS

Address

E2

»

220h

Pins 1 & 2, 3 & 4, 5 & 6 closed

 

228h

Pins 1 & 2, 3 & 4, closed

 

230h

Pins 1 & 2, 5 & 6 closed

 

238h

Pins 1 & 2 closed

 

240h

Pins 3 & 4, 5 & 6 closed

 

248h

Pins 3 & 4 closed

 

250h

Pins 5 & 6 closed