SANTA CLARA SYSTEMS, INC.
AT TERMINAL
|
Processor |
80286 |
|
Processor Speed |
Unidentified |
|
Chip Set |
Unidentified |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
1MB |
|
Maximum Video Memory |
None |
|
Cache |
None |
|
BIOS |
Unidentified |
|
Dimensions |
355mm x 304mm |
|
I/O Options |
Network connectors (2) |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Network connector |
CN1 |
Network connector |
CN2 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
|
Factory configured - do not alter |
W1/3 |
Unidentified |
|
|
Factory configured - do not alter |
W1/4 |
Unidentified |
|
Internal Network Data Bus enabled |
W12 |
Closed | |
|
Internal Network Data Bus disabled |
W12 |
Open | |
|
Note: The number of jumpers that comprise W12 are unidentified. | |||
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
256KB(A) |
(18) 4164 |
(18) 4164 |
|
256KB(B) |
(18) 41256 |
None |
|
640KB |
(18) 41256 |
(18) 4164 |
|
1MB |
(18) 41256 |
(18) 41256 |
|
Note: The location of banks 0 & 1 are unidentified. | ||
|
DRAM SWITCH CONFIGURATION | ||
|
Size |
W1/1 |
W1/2 |
|
256KB(A) |
On |
On |
|
256KB(B) |
On |
Off |
|
640KB |
Off |
On |
|
1MB |
Off |
Off |
|
DMA CHANNEL SELECTION | |||
|
Channel |
W6 |
W7 | |
|
0 |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
|
1 |
Pins 3 & 4 closed |
Pins 3 & 4 closed | |
|
2 |
Pins 5 & 6 closed |
Pins 5 & 6 closed | |
|
3 |
Pins 7 & 8 closed |
Pins 7 & 8 closed | |
|
IRQ SELECTION (TXD/RXD) | ||
|
IRQ |
W8 | |
|
2 |
Pins 1 & 2 closed | |
|
3 |
Pins 3 & 4 closed | |
|
4 |
Pins 5 & 6 closed | |
|
5 |
Pins 7 & 8 closed | |
|
IRQ SELECTION (TIMEOUT) | ||
|
IRQ |
W11 | |
|
2 |
Pins 1 & 2 closed | |
|
3 |
Pins 3 & 4 closed | |
|
4 |
Pins 5 & 6 closed | |
|
5 |
Pins 7 & 8 closed | |
|
PORT ADDRESS SELECTION | |||
|
Setting |
W9 |
W10 | |
|
2XXh |
Pins 2 & 3 closed |
N/A | |
|
3XXh |
Pins 1 & 2 closed |
N/A | |
|
X8Fh |
N/A |
Pins 1 & 2 closed | |
|
X9Fh |
N/A |
Pins 2 & 3 closed | |
|
NETWORK ID SELECTION | ||||||||
|
ID |
U189/1 |
U189/2 |
U189/3 |
U189/4 |
U189/5 |
U189/6 |
U189/7 |
U189/8 |
|
0011 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0012 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0013 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0014 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0015 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0016 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0017 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
0018 |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
NETWORK ID SELECTION (CONT) | ||||||||
|
ID |
U192/1 |
U192/2 |
U192/3 |
U192/4 |
U192/5 |
U192/6 |
U192/7 |
U192/8 |
|
0011 |
Off |
Off |
Off |
On |
Off |
Off |
Off |
On |
|
0012 |
Off |
Off |
Off |
On |
Off |
Off |
On |
Off |
|
0013 |
Off |
Off |
Off |
On |
Off |
Off |
On |
On |
|
0014 |
Off |
Off |
Off |
On |
Off |
On |
Off |
Off |
|
0015 |
Off |
Off |
Off |
On |
Off |
On |
Off |
On |
|
0016 |
Off |
Off |
Off |
On |
Off |
On |
On |
Off |
|
0017 |
Off |
Off |
Off |
On |
Off |
On |
On |
On |
|
0018 |
Off |
Off |
Off |
On |
On |
Off |
Off |
Off |
|
BIOS SELECTION | ||||
|
Type |
W2/1 |
W2/2 |
W2/3 |
W2/4 |
|
27128 |
On |
On |
Off |
Off |
|
27256 |
Off |
Off |
On |
On |
|
SERIAL PORT INTERRUPT SELECTION | ||||
|
IRQ |
W4/1 |
W4/2 |
W4/3 |
W4/4 |
|
Serial port 1 IRQ4 |
On |
On |
Off |
Off |
|
Serial port 2 IRQ3 |
Off |
Off |
On |
On |
|
PARALLEL PORT INTERRUPT SELECTION | ||||
|
IRQ |
W4/5 |
W4/6 |
W4/7 |
W4/8 |
|
Parallel port 1 IRQ7 |
On |
On |
Off |
Off |
|
Parallel port 2 IRQ5 |
Off |
Off |
On |
On |