ADVANCED LOGIC RESEARCH, INC.

ALR/ENET-EBT

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA

Topology

Linear Bus

Wiring Type

AUI transceiver via DB-15 port

RG-58A/U 50ohm coaxial

Boot ROM

Available

CABLE TYPE

Type

W3/A-F

RG58A/U 50ohm coaxial

Closed

AUI transceiver via DB-15 port

Open

ETHERNET REVISION

Revision

W4

Rev. 1

Closed

IEEE (Rev. 2) and RG-58A

Open

SEGMENT LENGTH

Length

W5

185 meters

Closed

300 meters

Open

ROM SIZE

Size

W6

W9

W10

NONE

Pins 7 & 8, 9 & 10 closed

Pins 3 & 4 closed

Pins 3 & 4 closed

16KB

Pins 7 & 8, 9 & 10 open

Pins 3 & 4 closed

Pins 3 & 4 closed

32KB

Pins 7 & 8 closed, 9 & 10 open

Pins 3 & 4 closed

Pins 1 & 2 closed

64KB

Pins 7 & 8 open, 9 & 10 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

RAM BUFFER SIZE

Size

W7

W8

W11

8KB

Pins 3 & 4 closed

Pins 3 & 4 closed

Pins 2 & 3 closed

32KB

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

WAIT STATE CONFIGURATION

Bus Speed

W1

6MHz

Closed

8-16MHz

Open

INTERRUPT SETTINGS

IRQ

W2

2

Pins 11 & 12 closed

3

Pins 9 & 10 closed

4

Pins 7 & 8 closed

5

Pins 5 & 6 closed

6

Pins 3 & 4 closed

7

Pins 1 & 2 closed

BASE I/O ADDRESS

Address

W1, pins 3 & 4

W1, pins 5 & 6

W1, pins 7 & 8

W1, pins 9 & 10

200h

Closed

Closed

Closed

Closed

220h

Open

Closed

Closed

Closed

240h

Closed

Open

Closed

Closed

260h

Open

Open

Closed

Closed

280h

Closed

Closed

Open

Closed

2A0h

Open

Closed

Open

Closed

2C0h

Closed

Open

Open

Closed

2E0h

Open

Open

Open

Closed

300h

Closed

Closed

Closed

Open

320h

Open

Closed

Closed

Open

340h

Closed

Open

Closed

Open

360h

Open

Open

Closed

Open

380h

Closed

Closed

Open

Open

3A0h

Open

Closed

Open

Open

3C0h

Closed

Open

Open

Open

3E0h

Open

Open

Open

Open

BOOT ROM ADDRESS

Address

Sizes Available

W6, pins 5 & 6

W6, pins 3 & 4

W6, pins 1 & 2

C8000h

16K, 32K

Closed

Closed

Closed

CC000h

16K

Closed

Closed

Open

D0000h

16K, 32K, 64K

Closed

Open

Closed

D4000h

16K

Closed

Open

Open

D8000h

16K, 32K

Open

Closed

Closed

DC000h

16K

Open

Closed

Open