CNET TECHNOLOGY, INC.

CN650E

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Star

Linear Bus

Wiring Type

Unshielded twisted pair

RG-58/U 93ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

BOOT ROM

Setting

JP1

»

Disabled

Pins 1 & 2 closed

 

Enabled

Pins 2 & 3 closed

WAIT STATE

Setting

JP2

»

0 wait states

pins 1 & 2 closed

 

1 wait state

pins 2 & 3 closed

INTERRUPT REQUEST

IRQ

JP3A

JP3B

JP3C

JP3D

JP3E

JP3F

JP3G

JP3H

JP3I

JP3J

 

2/9

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

»

3

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

4

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

14

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

CABLE TYPE

Type

JP16

JP21A - JP21G

»

RG-58A/U 50ohm coaxial

pins 1 & 2 closed

pins 1 & 2 closed

 

Unshielded wisted pair

pins 2 & 3 closed

pins 2 & 3 closed

 

AUI transceiver via DB-15 port

pins 1 & 2 closed

pins 2 & 3 closed

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 other than 10BaseT, the test should be disabled.

ONBOARD TERMINATOR

Setting

JP20

»

Disabled

Pins 1 & 2 closed

 

Enabled

Pins 2 & 3 closed

Note:If the card is on either end of a linear bus network segment, the onboard terminator may be used instead of

BOOT ROM ADDRESS

Address

SW1/1

SW1/2

SW1/3

SW1/4

 

C0000h

On

On

On

On

 

C4000h

On

On

On

Off

»

C8000h

On

On

Off

On

 

CC000h

On

On

Off

Off

 

D0000h

On

Off

On

On

 

D4000h

On

Off

On

Off

 

D8000h

On

Off

Off

On

 

DC000h

On

Off

Off

Off

I/O BASE ADDRESS

Address

SW1/5

SW1/6

SW1/7

SW1/8

 

200-2IFh

On

On

On

On

 

220-23Fh

On

On

On

Off

 

240-25Fh

On

On

Off

On

 

280-29Fh

On

Off

On

On

 

2A0-2BFh

On

Off

On

Off

 

2C0-2DFh

On

Off

Off

On

»

300-31Fh

Off

On

On

On

 

320-33Fh

Off

On

On

Off

 

340-35Fh

Off

On

Off

On

 

360-37Fh

Off

On

Off

Off

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

1

Green

On

Twisted pair network connection is good

1

Green

Off

Twisted pair network connection is broken

2

Red

Blinking

Data is being received

2

Red

Off

Data is not being received