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





MODEL 300 NETWORK ADAPTER

INVISIBLE SOFTWARE, INC.

MODEL 300 NETWORK ADAPTER

Card Type

Network Interface Card

NIC Type

Ethernet

Maximum Onboard Memory

Unidentified

Boot ROM

Available

Network Transfer Rate

3Mbps

Topology

Star

Wiring Type

RJ-45 Unshielded twisted pair

Data Bus

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

RJ-45 connector

CN1

RJ-45 connector

CN2

USER CONFIGURABLE SETTINGS

Function

Label

Position

Computer not selected as master

SW2/5

On

 

Computer selected as master

SW2/5

Off

BootROM enabled

SW2/6

On

 

Boot ROM disabled

SW2/6

Off

DMA timing normal

W2

Pins 2 & 3 closed

 

DMA timing modified

W2

Pins 1 & 2 closed

Factory configured - do not alter

W3

Pins 2 & 3 closed

TERMINATION RESISTOR

Function

SW2/1

SW2/2

SW2/3

SW2/$

Enabled

On

On

On

On

 

Disabled

Off

Off

Off

Off

STATION ADDRESS SELECTION

Address

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

0

Off

Off

Off

Off

Off

Off

 

1

Off

Off

Off

Off

Off

On

 

2

Off

Off

Off

Off

On

Off

 

3

Off

Off

Off

Off

On

On

 

4

Off

Off

Off

On

Off

Off

 

5

Off

Off

Off

On

Off

On

 

6

Off

Off

Off

On

On

Off

 

59

On

On

On

Off

On

On

 

60

On

On

On

On

Off

Off

 

61

On

On

On

On

Off

On

 

62

On

On

On

On

On

Off

 

63

On

On

On

On

On

On

Note: A total of 63 station address settings are available. The switches are a binary representation of the decimal station addresses. SW1/8 is the Least Significant Bit and switch SW1/3 is the Most Significant Bit. The switches have the following decimal values: SW1/8=1, SW1/7=2, SW1/6=4, SW1/5=8, SW1/4=16, SW1/3=32. Turn on the switches and add the values of the switches to obtain the correct station address.

NETWORK SPEED SELECTION

Speed

SW1/1

SW1/2

 

0.7Mbps

On

On

 

1.4Mbps

On

Off

 

1.8Mbps

Off

On

3.0Mbps

Off

Off

DMA CHANNEL SELECTION

Channel

W1

W12

W13

W18

 

1

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

5

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Note: If installed in a PC/XT channel 1 must be used. If it operates at 0.7Mbps channel 1 must be used.

INTERRUPT SELECTION

IRQ

W14

W15

W16

W17

2

Open

Closed

Open

Open

 

3

Open

Open

Closed

Open

 

4

Open

Open

Open

Closed

 

10 (AT only)

Closed

Open

Open

Open

ROM SIZE SELECTION

Size

W11

W19

16K

Pins 2 & 3 closed

Pins 1 & 2 closed

 

32K

Pins 1 & 2 closed

Pins 2 & 3 closed

ROM ADDRESS SELECTION

Address

W4

W5

W6

W7

W8

W9

W10

 

C800

Closed

Open

Open

Closed

Open

Closed

Open

D000

Closed

Open

Open

Open

Closed

Open

Closed

 

E000

Open

Closed

Closed

Open

Open

Open

Closed