LAN PROFESSIONAL

16-BIT ARCLINK

NIC Type

ARCnet

Network Transfer Rate

2.5Mbps

Data Bus

16-bit ISA

Topology

Star

Wiring Type

RG-62A/U 93ohm coaxial

Boot ROM

Available

CONNECTIONS

Function

Label

RG-62A/U 93ohm coaxial port

CN1

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

16-Bit Arclink set in enhanced mode

JP2

Closed

 

16-Bit Arclink set in compatible mode

JP2

Open

BASE MEMORY ADDRESS SELECTION (ENHANCED MODE)

Address

SW1/1

SW1/2

SW2/1

SW2/2

SW2/3

D000h

On

On

On

On

On

CC00h

Off

Off

On

On

On

BASE MEMORY ADDRESS SELECTION (ENHANCED MODE)

Address

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

D000h

On

Off

Off

On

Off

CC00h

On

Off

Off

On

On

BASE MEMORY ADDRESS SELECTION (COMPATIBLE MODE)

Address

SW1/1

SW1/2

SW2/1

SW2/2

SW2/3

D000h

On

On

On

On

On

CC00h

On

On

On

On

On

BASE MEMORY ADDRESS SELECTION (COMPATIBLE MODE)

Address

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

D000h

On

Off

Off

On

Off

CC00h

On

Off

Off

On

On

BASE I/O ADDRESS SELECTION (ENHANCED MODE)

Address

SW1/3

SW1/4

SW2/5

SW2/6

SW2/7

SW2/8

»

2EOh

Off

On

Off

Off

Off

On

 

2F0h

Off

On

Off

Off

Off

Off

 

300h

Off

Off

On

On

On

On

INTERRUPT SELECTION

IRQ

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

»

2

Closed

Open

Open

Open

Open

Open

 

3

Open

Open

Open

Open

Open

Closed

 

4

Open

Open

Open

Open

Closed

Open

 

5

Open

Open

Open

Closed

Open

Open

 

6

Open

Open

Closed

Open

Open

Open

 

7

Open

Closed

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

 

12

Open

Open

Open

Open

Open

Open

 

14

Open

Open

Open

Open

Open

Open

 

15

Open

Open

Open

Open

Open

Open

INTERRUPT SELECTION (CON’T)

IRQ

JP1/G

JP1/H

JP1/I

JP1/J

JP1/K

»

2

Open

Open

Open

Open

Open

 

3

Open

Open

Open

Open

Open

 

4

Open

Open

Open

Open

Open

 

5

Open

Open

Open

Open

Open

 

6

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Open

Open

 

10

Closed

Open

Open

Open

Open

 

11

Open

Closed

Open

Open

Open

 

12

Open

Open

Closed

Open

Open

 

14

Open

Open

Open

Open

Closed

 

15

Open

Open

Open

Closed

Open

NODE ADDRESS SELECTION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

1

Off

On

On

On

On

On

On

On

2

On

Off

On

On

On

On

On

On

3

Off

Off

On

On

On

On

On

On

4

On

On

Off

On

On

On

On

On

5

Off

On

Off

On

On

On

On

On

251

Off

Off

On

Off

Off

Off

Off

Off

252

On

On

Off

Off

Off

Off

Off

Off

253

Off

On

Off

Off

Off

Off

Off

Off

254

On

Off

Off

Off

Off

Off

Off

Off

255

Off

Off

Off

Off

Off

Off

Off

Off

Note: A total of 255 node address settings are available. The switches are a binary representation of the decimal memory addresses. SW1/8 is the Most Significant Bit and switch SW1/1 is the Least Significant Bit. The switches have the following decimal values: SW1/8=128, SW1/7=64, SW1/6=32, SW1/5=16, SW1/4=8, SW1/3=4, SW1/2=2, SW1/1=1. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0)

RESPONSE AND RECONFIGURATION TIMEOUTS SETTING

Response Time

Reconfiguration Time

JP3

»

74.7 m Sec

840 mSec

Open

 

383.4 m Sec

1680 mSec

Pins 3 & 4 closed

 

561.8 m Sec

1680 mSec

Pins 1 & 2 closed

 

1118.6 m Sec

1680 mSec

Pins 1 & 2, 3 & 4 closed

DIAGNOSTIC LED(S)

Note: The purpose of LED1 is unidentified.