HwMuseum | Index

CNET TECHNOLOGY, INC.

CN700E

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

8-bit ISA

Topology

Star

Wiring Type

Unshielded twisted pair

AUI transciever via DB-15 port

Boot ROM

Available

FACTORY CONFIGURED SETTINGS

Jumper

Setting

JP1

Pins 1 & 2 Closed

JP2

Pins 1 & 2 Closed

WAIT STATE

Setting

JP3

»

Normal PC wait state (0 Wait States)

Pins 2 & 3 Closed

 

0 wait states

Pins 1 & 4 closed

 

1 wait states

Pins 2 & 5 closed

 

2 wait states

Pins 3 & 6 closed

Note:Normal wait state is recommended in most PC installations. If performance is sluggish, test other wait state

LINK INTEGRITY TEST

Setting

JP31

»

Enabled

Pins 1 & 2 Closed

 

Disabled

Pins 2 & 3 Closed

Note:Link Integrity is only used with 10Base-T wiring. When using an AUI transciever, the test should be disabled.

CABLE TYPE

Type

JP7 - JP13

»

Unshielded twisted pair

Pins 2-3 Closed

 

AUI transceiver via DB-15 port

Pins 1-2 Closed

INTERRUPT REQUEST

IRQ

JP14

JP15

JP16

JP17

JP18

 

2/9

Open

Open

Open

Open

Closed

»

3

Open

Open

Open

Closed

Open

 

4

Open

Open

Closed

Open

Open

 

5

Open

Closed

Open

Open

Open

 

7

Closed

Open

Open

Open

Open

BOOT ROM

Setting

SW1/1

»

Disabled

Off

 

Enabled

On

BOOT ROM ADDRESS

Address

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

 

C0000h

Off

On

On

On

On

 

C4000h

Off

On

On

On

Off

 

C8000h

Off

On

On

Off

On

 

CC000h

Off

On

On

Off

Off

 

D0000h

Off

On

Off

On

On

 

D4000h

Off

On

Off

On

Off

»

D8000h

Off

On

Off

Off

On

 

DC000h

Off

On

Off

Off

Off

I/O BASE ADDRESS

Address

SW1/7

SW1/8

SW1/9

SW1/10

 

200h

On

On

On

On

 

220h

On

On

On

Off

 

240h

On

On

Off

On

»

280h

On

Off

On

On

 

2A0h

On

Off

On

Off

 

2C0h

On

Off

Off

On

 

300h

Off

On

On

On

 

320h

Off

On

On

Off

 

340h

Off

On

Off

On

DIAGNOSTIC LED(S)

LED

Status

Condition

LED1

On

Twisted pair network connection is good

LED1

Off

Twisted pair network connection is broken

LED2

On

Data is being transmitted or received

LED2

Off

Data is not being transmitted or received