VIVA COMPUTER COMPANY
DUAL SERIAL CARD
|
Card Type |
Serial |
|
Chipset Controller |
Unidentified |
|
I/O Options |
Serial port (2) |
|
Maximum Dram |
N/A |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
9-pin serial port |
CN1 |
10-pin serial port |
CN2 |
|
SERIAL PORT 1 SELECT | |||||
|
COM |
JP1/A |
JP1/B |
JP1/C |
JP1/D | |
|
COM1 |
Pins 1 & 2 closed |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 open | |
|
COM2 |
Pins 1 & 2 open |
Pins 1 & 2 closed |
Pins 1 & 2 open |
Pins 1 & 2 open | |
|
COM3 |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 closed |
Pins 1 & 2 open | |
|
COM4 |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 closed | |
|
SERIAL PORT 2 SELECT | |||||
|
COM |
JP1/A |
JP1/B |
JP1/C |
JP1/D | |
|
COM1 |
Pins 2 & 3 closed |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 open | |
|
COM2 |
Pins 2 & 3 open |
Pins 2 & 3 closed |
Pins 2 & 3 open |
Pins 2 & 3 open | |
|
COM3 |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 closed |
Pins 2 & 3 open | |
|
COM4 |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 closed | |
|
SERIAL PORT 1 SELECT | ||
|
IRQ |
JP2/A | |
|
IRQ3 |
Pins 2 & 3 open | |
|
IRQ4 |
Pins 1 & 2 closed | |
|
SERIAL PORT 2 SELECT | ||
|
IRQ |
JP2/B | |
|
IRQ4 |
Pins 1 & 2 closed | |
|
IRQ3 |
Pins 2 & 3 open | |