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ETHERNET-2100 REV. 1.0

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