NIWOT NETWORKS, INC.
AT/SD
|
Card Type |
Serial X.25 |
|
Chip Set |
Unidentified |
|
Maximum Onboard Memory |
32KB DRAM |
|
I/O Options |
Serial port |
|
Data Bus |
16-bit ISA |
|
Error Correction/Compression |
LAPB, LAPD |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
V.35, RS-232, RS-422, or RS-449 port |
J1 |
Daughterboard header |
J3 |
|
Daughterboard header |
J2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Setting |
Label |
Position | |
|
External clock source |
SW1/6 |
On | |
|
Internal 1.25MHz clock source |
SW1/6 |
Off | |
|
Node address 1 |
SW1/8 |
Off | |
|
Node address 3 |
SW1/8 |
On | |
|
Factory configured - do not alter |
SW1/5 |
Off | |
|
WAIT STATE | |||
|
Setting |
SW1/4 |
SW1/7 | |
|
0 |
On |
On | |
|
1 |
On |
Off | |
|
2 |
Off |
On | |
|
3 |
Off |
Off | |
|
DMA CHANNEL | |||
|
Setting |
JP1 |
JP3 | |
|
0 |
Pins 13 & 14, 15 & 16 closed |
Open | |
|
1 |
Open |
Pins 5 & 6, 7 & 8 closed | |
|
3 |
Open |
Pins 1 & 2, 3 & 4 closed | |
|
5 |
Pins 9 & 10, 11 & 12 closed |
Open | |
|
6 |
Pins 5 & 6, 7 & 8 closed |
Open | |
|
7 |
Pins 1 & 2, 3 & 4 closed |
Open | |
|
BASE I/O ADDRESS | ||||
|
Setting |
SW1/1 |
SW1/2 |
SW1/3 | |
|
280h |
On |
On |
On | |
|
290h |
On |
On |
Off | |
|
2E0h |
On |
Off |
On | |
|
2F0h |
On |
Off |
Off | |
|
300h |
Off |
On |
On | |
|
350h |
Off |
On |
Off | |
|
380h |
Off |
Off |
On | |
|
INTERRUPT | ||||||
|
Setting |
JP2/A |
JP2/B |
JP2/C |
JP2/D |
JP2/E |
JP4 |
|
2/9 |
Open |
Open |
Open |
Open |
Open |
Closed |
|
10 |
Open |
Open |
Open |
Open |
Closed |
Open |
|
11 |
Open |
Open |
Open |
Closed |
Open |
Open |
|
12 |
Open |
Open |
Closed |
Open |
Open |
Open |
|
14 |
Closed |
Open |
Open |
Open |
Open |
Open |
|
15 |
Open |
Closed |
Open |
Open |
Open |
Open |