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ETHERFLEX 8B, PCN012

AMERICAN RESEARCH CORPORATION

ETHERFLEX 8B, PCN012

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA

Topology

Star

Linear Bus

Wiring Type

Unshielded twisted pair

RG58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

I/O BASE ADDRESS

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

 

200h

Off

On

On

On

On

 

220h

Off

On

On

On

Off

 

240h

Off

On

On

Off

On

 

260h

Off

On

On

Off

Off

 

280h

Off

On

Off

On

On

 

2A0h

Off

On

Off

On

Off

 

2C0h

Off

On

Off

Off

On

 

2E0h

Off

On

Off

Off

Off

300h

Off

Off

On

On

On

 

320h

Off

Off

On

On

Off

 

340h

Off

Off

On

Off

On

 

360h

Off

Off

On

Off

Off

 

380h

Off

Off

Off

On

On

 

3A0h

Off

Off

Off

On

Off

 

3C0h

Off

Off

Off

Off

On

 

3E0h

Off

Off

Off

Off

Off

BOOT ROM

Setting

SW1/6

Disabled

Off

 

Enabled

On

BOOT ROM ADDRESS

Address

SW1/7

SW1/8

SW1/9

SW1/10

 

C0000h

On

On

On

On

 

C4000h

On

On

On

Off

 

C8000h

On

On

Off

On

 

CC000h

On

On

Off

Off

 

D0000h

On

Off

On

On

 

D4000h

On

Off

On

Off

 

D8000h

On

Off

Off

On

DC000h

On

Off

Off

Off

 

E0000h

Off

On

On

On

 

E4000h

Off

On

On

Off

 

E8000h

Off

On

Off

On

 

EC000h

Off

On

Off

Off

 

F0000h

Off

Off

On

On

 

F4000h

Off

Off

On

Off

 

F8000h

Off

Off

Off

On

 

FC000h

Off

Off

Off

Off

CABLE TYPE

Type

JP3 - JP8

JP10 & JP11

Unshielded twisted pair

Pins 1 & 2 Closed

Pins 2 & 3 Closed

 

RG-58A/U 50ohm

Pins 2 & 3 Closed

Pins 1 & 2 Closed

 

DIX transceiver via DB-15

Pins 2 & 3 Closed

Pins 2 & 3 Closed

DMA CHANNEL

Channel

JP9A

JP9B

JP9C

JP9D

DMA1

Open

Closed

Open

Closed

 

DMA3

Closed

Open

Closed

Open

INTERRUPT REQUEST

IRQ

JP9G

JP9H

JP9I

JP9J

2

Open

Open

Open

Closed

 

3

Open

Open

Closed

Open

 

4

Open

Closed

Open

Open

 

5

Closed

Open

Open

Open

FACTORY CONFIGURED SETTING

Mode

Setting

JP9E

Open

JP9F

Open