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





ETHERLINK PLUS (3C505B; ASSY.#2012)

3COM CORPORATION

ETHERLINK PLUS (3C505B; ASSY.#2012)

NIC Type

Ethernet

Transfer Rate

10Mbps

Data Bus

16-bit ISA

Topology

Linear Bus

Wiring Type

RG-58A/U 50ohm coaxial

AUI transceiver via DB-15 port

Boot ROM

Available

CABLE TYPE SELECTION

Type

JP45 - JP51

RG-58A/U 50ohm coaxial

Pins 2 & 3 Closed

 

AUI transceiver via DB-15 port

Pins 1 & 2 Closed

INTERRUPT REQUEST SELECTION

IRQ

JP29

JP30

JP31

JP32

JP33

JP34

JP35

JP36

JP37

JP38

JP39

2

Open

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

3

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

4

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

5

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

6

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

7

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

10

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

11

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

12

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

14

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

Open

15

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

DMA CHANNEL SELECTION

Channel

JP21

JP22

JP23

JP24

JP25

JP26

JP27

JP28

Disabled

Open

Open

Open

Open

Open

Open

Closed

Closed

5

Open

Open

Open

Open

Closed

Closed

Open

Open

6

Open

Open

Closed

Closed

Open

Open

Open

Open

7

Closed

Closed

Open

Open

Open

Open

Open

Open

I/O BASE ADDRESS SELECTION

Address

JP4

JP5

JP6

JP7

JP8

JP9

200h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

210h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

220h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

230h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

240h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

250h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

260h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

270h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

280h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

290h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

2A0h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

2B0h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

2C0h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

2D0h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

2E0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

2F0h

Pins 2 & 3

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 1 & 2

Pins 2 & 3

Pins 2 & 3

310h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

320h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

330h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

340h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

350h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

360h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

370h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

380h

Pins 1 & 2

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

390h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

3A0h

Pins 1 & 2

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

3B0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

3C0h

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

3D0h

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

3E0h

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

3F0h

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Pins 2 & 3

Note:Pins designated should be in the closed position.

BOOT ROM ADDRESS SELECTION

Address

JP13

JP14

JP15

JP16

JP17

JP18

JP19

CC000h

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

EC000h

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

Note:Pins designated should be in the closed position.

BOOT ROM CONFIGURATION

Setting

JP12

Disabled

Pins 1 & 2 Closed

 

Enabled

Pins 2 & 3 Closed