UNIDENTIFIED
SIO-320 DUAL SERIAL CARD
|
Card Type |
Multi I/O card |
|
Chipset/Controller |
N/A |
|
I/O Options |
Serial ports (2) |
|
Maximum DRAM |
N/A |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 1 |
CN1 |
Serial port 2 |
CN2 |
|
SERIAL PORT CONFIGURATION | |||||
|
Port 1 (CN1) |
Port 2 (CN2) |
JP1/A |
JP1/B |
JP1/C |
JP1/D |
|
COM1 |
COM2 |
Pins 2 & 3 |
Pins 1 & 2 |
Open |
Open |
|
COM1 |
COM3 |
Pins 2 & 3 |
Open |
Pins 1 & 2 |
Open |
|
COM1 |
COM4 |
Pins 2 & 3 |
Open |
Open |
Pins 1 & 2 |
|
COM2 |
COM1 |
Pins 1 & 2 |
Pins 2 & 3 |
Open |
Open |
|
COM2 |
COM3 |
Open |
Pins 2 & 3 |
Pins 1 & 2 |
Open |
|
COM2 |
COM4 |
Open |
Pins 2 & 3 |
Open |
Pins 1 & 2 |
|
COM3 |
COM1 |
Pins 1 & 2 |
Open |
Pins 2 & 3 |
Open |
|
COM3 |
COM2 |
Open |
Pins 1 & 2 |
Pins 2 & 3 |
Open |
|
COM3 |
COM4 |
Open |
Open |
Pins 2 & 3 |
Pins 1 & 2 |
|
COM4 |
COM1 |
Pins 1 & 2 |
Open |
Open |
Pins 2 & 3 |
|
COM4 |
COM2 |
Open |
Pins 1 & 2 |
Open |
Pins 2 & 3 |
|
COM4 |
COM3 |
Open |
Open |
Pins 1 & 2 |
Pins 2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||
|
SERIAL PORT INTERRUPT SELECTION | |||
|
Port 1 (CN1) |
Port 2 (CN2) |
JP2/A |
JP2/B |
|
IRQ4 |
IRQ3 |
Pins 2 & 3 closed |
Pins1 & 2 closed |
|
IRQ3 |
IRQ4 |
Pins 1 & 2 closed |
Pins 2 & 3 closed |