HwMuseum | Index

TIARA COMPUTER SYSTEMS, INC.

LanCard/E*PC

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA

Topology

Linear Bus

Wiring Type

RG-58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

BOOT ROM

Setting

JP8

»

Disabled

Pins 1 & 2 Closed

 

Enabled

Pins 2 & 3 Closed

BASE MEMORY ADDRESS

Address

JP9

JP10

JP11

 

C0000h

Pins 1 & 2 Closed

Pins 1 & 2 Closed

Pins 1 & 2 Closed

 

C4000h

Pins 1 & 2 Closed

Pins 2 & 3 Closed

Pins 1 & 2 Closed

 

C8000h

Pins 1 & 2 Closed

Pins 1 & 2 Closed

Pins 2 & 3 Closed

 

CC000h

Pins 1 & 2 Closed

Pins 2 & 3 Closed

Pins 2 & 3 Closed

»

D0000h

Pins 2 & 3 Closed

Pins 1 & 2 Closed

Pins 1 & 2 Closed

 

D4000h

Pins 2 & 3 Closed

Pins 2 & 3 Closed

Pins 1 & 2 Closed

 

D8000h

Pins 2 & 3 Closed

Pins 1 & 2 Closed

Pins 2 & 3 Closed

 

DC000h

Pins 2 & 3 Closed

Pins 2 & 3 Closed

Pins 2 & 3 Closed

INTERRUPT REQUEST

IRQ

JP19

JP20

JP21

JP22

JP23

 

2/9

Closed

Open

Open

Open

Open

»

3

Open

Closed

Open

Open

Open

 

4

Open

Open

Closed

Open

Open

 

5

Open

Open

Open

Closed

Open

 

7

Open

Open

Open

Open

Closed

I/O BASE ADDRESS

Address

JP3

JP4

JP5

JP6

JP7

 

000h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

 

020h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

 

040h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

 

060h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

 

080h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

 

0A0h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

 

0C0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

 

0E0h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

 

100h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

 

120h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

 

140h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

 

160h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

 

180h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

 

1A0h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

 

1C0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

 

1E0h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

 

200h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

 

220h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

 

240h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

 

260h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

 

280h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

 

2A0h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

 

2C0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

 

2E0h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

»

300h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

 

320h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

 

340h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

 

360h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

 

380h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

 

3A0h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

 

3C0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

 

3E0h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Note:Pins designated should be in the closed position.

DMA CHANNEL

Channel

JP24

JP25

JP26

JP27

JP28

JP29

»

Disabled

Closed

Open

Open

Closed

Open

Open

 

DMA1

Open

Closed

Open

Open

Closed

Open

 

DMA3

Open

Open

Closed

Open

Open

Closed

WAIT STATE

Setting

JPA

»

Zero wait states disabled

Pins 2 & 3 Closed

 

Zero wait states enabled

Pins 1 & 2 Closed

CABLE LENGTH

Setting

JPB

Long cable segment mode (100 nodes on a single 984 foot cable)

Pins 1 & 2 Closed

Short cable segment mode (30 nodes on a single 607 foot cable)

Pins 2 & 3 Closed

CABLE TYPE

Type

JPC

JPD

JPE

JPF

»

RG-58A/U 50ohm coaxial

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

 

AUI transceiver via DB-15 port

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Note:Pins designated should be in the closed position.

DIAGNOSTIC LED(S)

LED

Status

Condition

LED1

On

Data is being received power

LED1

Off

Data is not being received power