GATEWAY COMMUNICATIONS, INC.

G/ETHERNET 16 ADAPTER (NATIONAL CHIPSET)

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Linear Bus

Star

Wiring Type

RG--58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Shielded

Unshielded twisted pair

Boot ROM

Available

CABLE TYPE

Type

JP4A - JP4D

»

RG-58A/U 50ohm coaxial

Closed

 

AUI transceiver via DB-15 port

Open

COMPATIBILITY MODE

Setting

JP5

»

Normal operation

Pins 1 & 2 Closed

 

Compatibility mode

Pins 2 & 3 Closed

Note:If the system locks up, experiances boot failures, or continues network error messages then use the

INTERRUPT REQUEST

IRQ

JP6

JP7

JP8

JP9

JP10

JP11

JP12

JP13

JP14

JP15

»

3

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

2/9

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

 

4

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

6

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

I/O BASE ADDRESS

Address

SW1/1

SW1/2

SW1/3

SW1/4

»

2A0h-2BFh

On

Off

On

On

 

280h-29Fh

On

On

On

On

 

2C0h-2DFh

On

On

Off

On

 

2E0h-2FFh 1

On

Off

Off

On

 

300h-31Fh

On

On

On

Off

 

320h-33Fh

On

Off

On

Off

 

340h-35Fh

On

On

Off

Off

 

360h-37Fh 1

On

Off

Off

Off

 

Note 1 :Not valid when controller uses boot ROM with part number 83020036-05 or greater.

BOOT ROM ADDRESS

Address

SW1/5

SW1/6

»

CC000-CFFFFh

Off

Off

 

C0000-C3FFFh

On

On

 

C4000-C7FFFh

Off

On

 

C8000-CBFFFh

On

Off

MISCELLANEOUS NOTES

Different drivers must be used for the National & the Fujitsu chipset cards, they are not interchangeable.