OCEAN INFORMATION SYSTEMS, INC.

ETHERNET-2100 REV. 1.0

NIC Type:

Ethernet

Transfer Rate:

10Mbps

Data Bus:

16-bit ISA

Topology:

Linear Bus

Wiring Type

AUI transceiver via DB-15 port

RG58A/U 50ohm coaxial

Boot ROM

Available

WAIT STATE

Setting

W1

»

0 wait state

Open

 

1 wait state

Closed

CABLE TYPE

Type

W2-W9

»

RG-58A/U 50ohm coaxial

Pins 2 & 3 closed

 

AUI transceiver via DB-15 port

Pins 1 & 2 closed

DMA CHANNEL

Channel

W10

W11

W12

W13

W14

W15

W16

W17

»

DMA 5

Open

Closed

Open

Open

Open

Closed

Open

Open

 

DMA 3

Closed

Open

Open

Open

Closed

Open

Open

Open

 

DMA 6

Open

Open

Closed

Open

Open

Open

Closed

Open

 

DMA 7

Open

Open

Open

Closed

Open

Open

Open

Closed

BOOT ROM

Setting

W18

»

Disabled

Open

 

Enabled

Closed

I/O ADDRESS AND BOOT ROM ADDRESS

I/O Address

Boot ROM Address

W19

W20

»

300h

C8000h

Closed

Closed

 

320h

CC000h

Closed

Open

 

340h

D0000h

Open

Closed

 

360h

D4000h

Open

Open

INTERRUPT REQUEST

IRQ

W21

W22

W23

W24

»

IRQ3

Open

Closed

Open

Open

 

IRQ4

Open

Open

Closed

Open

 

IRQ5

Open

Open

Open

Closed

 

IRQ9

Closed

Open

Open

Open