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TOKENLINK III 16/4 (3C619)

3COM CORPORATION

TOKENLINK III 16/4 (3C619)

NIC Type

Token-Ring

Transfer Rate

4/16Mbps

Data Bus

16-bit ISA

Topology

Token-Ring

Wiring Type

Unshielded twisted pair

Shielded twisted pair via DB-9

Boot ROM

Available

BOOT ROM ADDRESS

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

 

C0000-C1FFFh

Off

On

On

On

On

On

 

C2000-C3FFFh

Off

On

On

On

On

Off

 

C4000-C5FFFh

Off

On

On

On

Off

On

 

C6000-C7FFFh

Off

On

On

On

Off

Off

 

C8000-C9FFFh

Off

On

On

Off

On

On

 

CA000-CBFFFh

Off

On

On

Off

On

Off

CC000-CDFFFh

Off

On

On

Off

Off

On

 

CE000-CFFFFh

Off

On

On

Off

Off

Off

 

D0000-D1FFFh

Off

On

Off

On

On

On

 

D2000-D3FFFh

Off

On

Off

On

On

Off

 

D4000-D5FFFh

Off

On

Off

On

Off

On

 

D6000-D7FFFh

Off

On

Off

On

Off

Off

 

D8000-D9FFFh

Off

On

Off

Off

On

On

 

DA000-DBFFFh

Off

On

Off

Off

On

Off

DC000-DDFFFh

Off

On

Off

Off

Off

On

 

DE000-DFFFFh

Off

On

Off

Off

Off

Off

Note:CC000h is the factory setting, and DC000h is the recommended alternate setting.

INTERRUPT REQUEST

IRQ

SW1/7

SW1/8

2/9

On

On

 

3

On

Off

 

6

Off

On

 

7

Off

Off

I/O BASE ADDRESS

Address

SW2/1

A20h

Off

 

A24h

On

SHARED RAM CONFIGURATION

Size

SW2/2

SW2/3

 

8KB

On

On

16KB

Off

On

 

32KB

On

Off

 

64KB

Off

Off

Note:This setting configures how much system memory the card will use.

NETWORK SPEED

Speed

SW2/4

 

4Mbps

On

16Mbps

Off

Note:All cards on a segment must have this option set the same.

DATA BUS CONFIGURATION

Data Bus

SW2/5

8-bit

On

16 bit

Off

MISCELLANEOUS NOTES

Switches SW2/6, SW2/7, and SW2/8 are reserved for future use.