UPDATE TECHNOLOGY, INC.

VL-BUS ETHERNET LAN CARD

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

VESA Local Bus

Topology

Linear Bus

Wiring Type

Unshielded twisted pair

RG58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

CABLE TYPE

Type

JP8

AUI transceiver via DB-15 port

All open

RG58A/U 50ohm coaxial

Pins 2 & 3, 5 & 6, 8 & 9, 11 & 12, 14 & 15, 17 & 18 closed

Unshielded twisted pair

Pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed

BUS MODE SELECT

Mode

JP1

16-bit ISA

Pins 1 & 2 closed

32-bit VL-bus

Pins 2 & 3 closed

RG58A TRUNK SEGMENT LENGTH SELECT

Setting

JP9

»

300M trunk segment

Open

 

180M trunk segment

Closed

ROM ADDRESS CONFIGURATION

Address

JP4

C000h

Pins 1 & 2 closed

C4000h

Pins 3 & 4 closed

C8000h

Pins 5 & 6 closed

CC000h

Pins 7 & 8 closed

D0000h

Pins 9 & 10 closed

D4000h

Pins 11 & 12 closed

D8000h

Pins 13 & 14 closed

DC000h

Pins 15 & 16 closed

I/O BASE ADDRESS SELECT

Address

JP5

200h

Pins 3 & 4, 5 & 6 closed

220h

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

280h

Pins 5 & 6 closed

300h

All open

320h

Pins 1 & 2 closed

340h

Pins 3 & 4 closed

360h

Pins 1 & 2, 3 & 4 closed

INTERRUPT SELECT

IRQ

JP6

JP7

»

IRQ3

Pins 3 & 4 closed

All open

 

IR/FONT>

Pins 1 & 2 closed

All open

 

IRQ4

Pins 5 & 6 closed

All open

 

IRQ5

Pins 7 & 8 closed

All open

 

IRQ6

Pins 9 & 10 closed

All open

 

IRQ7

Pins 11 & 12 closed

All open

 

IRQ10

All open

Pins 1 & 2 closed

 

IRQ11

All open

Pins 3 & 4 closed

 

IRQ12

All open

Pins 5 & 6 closed

 

IRQ14

All open

Pins 7 & 8 closed

 

IRQ15

All open

Pins 9 & 10 closed

RAM BUFFER SIZE SELECT

Size

JP2

JP3

16KB

Pins 1 & 2 closed

Pins 1 & 2 closed

32KB

Pins 2 & 3 closed

Pins 2 & 3 closed