SEALEVEL SYSTEMS, INC.
SPIO
Card Type | Parallel card |
Chip Set | Unidentified |
I/O Options | Parallel port |
Data Bus | 8-bit ISA |

CONNECTIONS | |
Function | Label |
Parallel port | P2 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
| » | Factory configured – do not alter | E4 | Unidentified |
Parallel port enabled | SW1/8 | On | |
Parallel port disabled | SW1/8 | Off | |
ADDRESS SELECTION | |||||||
Setting | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 | SW2/6 | SW2/7 |
2B0 | On | Off | On | Off | Off | On | On |
3BC | Off | Off | On | Off | Off | Off | Off |
270 | On | On | Off | Off | Off | On | On |
278 | On | On | Off | Off | Off | Off | On |
300 | Off | On | On | On | On | On | On |
378 | Off | On | Off | Off | Off | Off | On |
SERIAL PORT 1 INTERRUPT SELECTION | |
IRQ | E1 |
2/9 | Pins 1 & 2 closed |
3 | Pins 3 & 4 closed |
4 | Pins 5 & 6 closed |
5 | Pins 7 & 8 closed |
7 | Pins 9 & 10 closed |
PORT SELECTION | |
Setting | E3 |
Normal | Pins 1 & 2, 5 & 6 closed |
Multi IRQ | Pins 3 & 4 closed |
Bidirectional | Pins 7 & 8 closed |