OLIVETTI

NCU 9172 TYPE 1 (G0552)

NIC Type

Token Ring

Transfer Rate

4/16Mbps

Data Bus

16-bit ISA

Topology

Ring

Wiring Type

Shielded twisted pair

Boot ROM

Available

CONNECTIONS

Purpose

Location

Shielded twisted pair port

PORT1

USER CONFIGURABLE

Purpose

Location

Setting

»

Factory configured - do not alter

SW2/1

N/A

BASE I/O ADDRESS SELECTION

Address

SW2/9

SW2/10

A20h, A30h

Off

Off

A24h, A40h

On

Off

A50h, A60h

Off

On

A54h, A70h

On

On

INTERRUPT SELECTION

IRQ

SW2/7

SW2/8

»

2/9

On

On

 

3

On

Off

 

10

Off

On

 

11

Off

Off

DMA CHANNEL SELECTION

Channel

SW2/11

SW2/12

»

5

On

On

 

6

On

Off

 

7

Off

On

 

Programmed I/O

Off

Off

BIOS ADDRESS SELECTION

Address

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

 

C0000h

On

On

On

On

On

 

C2000h

On

On

On

On

Off

 

C4000h

On

On

On

Off

On

 

C6000h

On

On

On

Off

Off

 

C8000h

On

On

Off

On

On

 

CA000h

On

On

Off

On

Off

»

CC000h

On

On

Off

Off

On

 

CE000h

On

On

Off

Off

Off

 

D0000h

On

Off

On

On

On

 

D2000h

On

Off

On

On

Off

 

D4000h

On

Off

On

Off

On

 

D6000h

On

Off

On

Off

Off

 

D8000h

On

Off

Off

On

On

 

DA000h

On

Off

Off

On

Off

 

DC000h

On

Off

Off

Off

On

 

DE000h

On

Off

Off

Off

Off

 

E0000h

Off

On

On

On

On

 

E2000h

Off

On

On

On

Off

 

E4000h

Off

On

On

Off

On

 

E6000h

Off

On

On

Off

Off

 

E8000h

Off

On

Off

On

On

 

EA000h

Off

On

Off

On

Off

 

EC000h

Off

On

Off

Off

On

 

EE000h

Off

On

Off

Off

Off

 

F0000h

Off

Off

On

On

On

 

F2000h

Off

Off

On

On

Off

 

F4000h

Off

Off

On

Off

On

 

F6000h

Off

Off

On

Off

Off

 

F8000h

Off

Off

Off

On

On

 

FA000h

Off

Off

Off

On

Off

 

FC000h

Off

Off

Off

Off

On

 

FE000h

Off

Off

Off

Off

Off

BOOT ROM CONFIGURATION

Setting

SW1

»

Disabled

On

 

Enabled

Off

COMPATIBILITY CONFIGURATION

Setting

SR2

»

Standard

Pins 2 & 3 closed

 

Chips & Technologies

Pins 1 & 2 closed