...because we can't all be on the bleeding edge...





FD0464 ARCBOARD16

SVEC COMPUTER CORPORATION

FD0464 ARCBOARD16

NIC Type

Arcnet

Transfer Rate

2.5Mbps

Data Bus

16-bit ISA

Topology

Linear Bus

Star

Wiring Type

RG-62A/U 93ohm coaxial

Unshielded twisted pair

Boot ROM

Available

NODE ADDRESS SELECTION

Address

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

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 node addresses. Switch SW2/1 is the Least Significant Bit and switch SW2/8 is the Most Significant Bit. The switches have the following decimal values: switch SW2/1=1, SW2/2=2, SW2/3=4, SW2/4=8, SW2/5=16, SW2/6=32, SW2/7=64, SW2/8=128.Turn off the switches and add the values of the off switches to obtain the correct node address. (on=0, off=1)

CABLE TYPE SELECTION

Cable Type

JP4

RG62A/U 93ohm coaxial

Pins 2 & 3, 5 & 6 Closed

Unshielded twisted pair

Pins 1 & 2, 4 & 5 Closed

TOPOLOGY TYPE SELECTION

Topology Type

JP5

Linear Bus

Open

Star

Closed

Note: For Linear Bus, use 105 W terminator in lower RJ11 connector of last station.

BASE I/O ADDRESS SELECTION

Address

SW1/9

SW1/10

2E0-2EFh

Off

On

 

2D0-2DFh

On

On

 

2F0-2FFh

On

Off

 

300-30Fh

Off

Off

SHARED RAM ADDRESS

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

 

C000-C3FFh

On

On

On

On

Off

Off

 

C400-C7FFh

Off

On

On

On

Off

Off

 

C800-CBFFh

On

Off

On

On

Off

Off

 

CC00-CFFFh

Off

Off

On

On

Off

Off

D000-D3FFh

On

On

Off

On

Off

Off

 

D400-D7FFh

Off

On

Off

On

Off

Off

 

D899-DBFFh

On

Off

Off

On

Off

Off

 

DC00-DFFFh

Off

Off

Off

On

Off

Off

 

E000-E0FFh

On

On

On

Off

Off

Off

INTERRUPT SELECTION

IRQ

JP2/A

JP2/B

JP2/C

JP2/D

JP2/E

2

Closed

Open

Open

Open

Open

 

3

Open

Closed

Open

Open

Open

 

10

Open

Open

Closed

Open

Open

 

11

Open

Open

Open

Closed

Open

 

12

Open

Open

Open

Open

Closed

BOOT ROM CONFIGURATION

Setting

JP1

Enabled

Open

 

Disabled

Closed

CONNECTIONS

Purpose

Position

Diagnostic LED

JP3

DIAGNOSTIC LED

Status

Condition

On

Network connection is good

Off

Network connection is broken

Dim

Heavy traffic

Blinking

Temporarily unable to connect with some other nodes

FACTORY CONFIGURED SETTINGS

SW1/7

SW1/8

On

On