OLIVETTI
NPU 9144 (3C505)
|
NIC Type |
Ethernet |
|
Transfer Rate |
10Mbps |
|
Data Bus |
16-bit ISA |
|
Topology |
Linear Bus |
|
Wiring Type |
DIX Transceiver via DB-15 port RG-58A/U 50ohm coaxial |
|
Boot ROM |
Available |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
DIX Transceiver via DB-15 port |
PORT 1 |
RG-58A/U 50ohm coaxial |
PORT 2 |
|
INTERRUPT SELECTION | |||||||
|
IRQ |
SW7/5 |
SW7/6 |
SW7/7 |
SW7/8 |
SW7/9 |
SW7/10 | |
| » |
3 |
Open |
Open |
Open |
Open |
Open |
Closed |
|
4 |
Open |
Open |
Open |
Open |
Closed |
Open | |
|
5 |
Open |
Open |
Open |
Closed |
Open |
Open | |
|
6 |
Open |
Open |
Closed |
Open |
Open |
Open | |
|
7 |
Open |
Closed |
Open |
Open |
Open |
Open | |
|
9 |
Closed |
Open |
Open |
Open |
Open |
Open | |
|
10 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
11 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
12 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
14 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
15 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
INTERRUPT SELECTION | ||||||
|
IRQ |
SW5/1 |
SW5/2 |
SW5/3 |
SW5/4 |
SW5/5 | |
| » |
3 |
Open |
Open |
Open |
Open |
Open |
|
4 |
Open |
Open |
Open |
Open |
Open | |
|
5 |
Open |
Open |
Open |
Open |
Open | |
|
6 |
Open |
Open |
Open |
Open |
Open | |
|
7 |
Open |
Open |
Open |
Open |
Open | |
|
9 |
Open |
Open |
Open |
Open |
Open | |
|
10 |
Closed |
Open |
Open |
Open |
Open | |
|
11 |
Open |
Closed |
Open |
Open |
Open | |
|
12 |
Open |
Open |
Closed |
Open |
Open | |
|
14 |
Open |
Open |
Open |
Open |
Closed | |
|
15 |
Open |
Open |
Open |
Closed |
Open | |
|
DMA CHANNEL SELECTION | |||||||
|
Channel |
SW5/6 |
SW5/7 |
SW7/1 |
SW7/2 |
SW7/3 |
SW7/4 | |
|
0 |
Closed |
Closed |
Open |
Open |
Open |
Open | |
| » |
1 |
Open |
Open |
Open |
Open |
Closed |
Closed |
|
3 |
Open |
Open |
Closed |
Closed |
Open |
Open | |
|
5 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
6 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
7 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
DMA CHANNEL SELECTION (CON’T) | |||||||
|
Channel |
SW5/8 |
SW5/9 |
SW5/10 |
SW5/11 |
SW5/12 |
SW5/13 | |
|
0 |
Open |
Open |
Open |
Open |
Open |
Open | |
| » |
1 |
Open |
Open |
Open |
Open |
Open |
Open |
|
3 |
Open |
Open |
Open |
Open |
Open |
Open | |
|
5 |
Closed |
Closed |
Open |
Open |
Open |
Open | |
|
6 |
Open |
Open |
Closed |
Closed |
Open |
Open | |
|
7 |
Open |
Open |
Open |
Open |
Closed |
Closed | |
|
ROM SIZE SELECTION | ||
|
Size |
SW1 |
SW2 |
|
64KB |
Off |
Off |
|
128KB |
Off |
Off |
|
256KB |
On |
Off |
|
512KB |
On |
On |
|
BIOS ADDRESS SELECTION | |||||||||
|
Address |
SW6/1 |
SW6/2 |
SW6/3 |
SW6/4 |
SW6/5 |
SW6/6 |
SW6/7 |
SW6/8 | |
|
C8000h |
Open |
Open |
Closed |
Open |
Open |
Closed |
Closed |
Open | |
|
CA000h |
Closed |
Open |
Closed |
Open |
Open |
Closed |
Closed |
Open | |
| » |
CC000h |
Open |
Closed |
Closed |
Open |
Open |
Closed |
Closed |
Open |
|
CE000h |
Closed |
Closed |
Closed |
Open |
Open |
Closed |
Closed |
Open | |
|
D0000h |
Open |
Open |
Open |
Closed |
Open |
Closed |
Closed |
Open | |
|
E6000h |
Closed |
Closed |
Open |
Open |
Closed |
Closed |
Closed |
Open | |
|
E8000h |
Open |
Open |
Closed |
Open |
Closed |
Closed |
Closed |
Open | |
|
EA000h |
Closed |
Open |
Closed |
Open |
Closed |
Closed |
Closed |
Open | |
|
EC000h |
Open |
Closed |
Closed |
Open |
Closed |
Closed |
Closed |
Open | |
|
EE000h |
Closed |
Closed |
Closed |
Open |
Closed |
Closed |
Closed |
Open | |
|
TRANCEIVER CONFIGURATION | |
|
Setting |
JP1 |
|
Internal - BNC |
Pins 1 & 2 closed |
|
External - DIX |
Pins 3 & 4 closed |
|
FACTORY CONFIGURED - DO NOT ALTER | |
|
Jumper/Switch |
Position |
|
SW3 |
Off |
|
BASE I/O ADDRESS SELECTION | ||||||
|
Setting |
SW4/1 |
SW4/2 |
SW4/3 |
SW4/4 |
SW4/5 |
SW4/6 |
|
000h |
Off |
Off |
Off |
Off |
Off |
Off |
|
100h |
Off |
Off |
Off |
Off |
On |
Off |
|
200h |
Off |
Off |
Off |
Off |
Off |
On |
|
300h |
Off |
Off |
Off |
Off |
On |
On |