BOCA RESEARCH, INC.
IOAT43
|
Card Type |
MULTI I/O |
|
Chipset Controller |
National Semiconductor |
|
I/O Options |
Parallel port, Serial port (2) |
|
Maximum DRAM |
N/A |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 2 |
J1 |
Serial port 1 |
J2 |
|
Parallel port |
J3 | ||
|
PARALLEL PORT BASE I/O ADDRESS SELECTION | |
|
Address |
J5/C |
|
LPT1 |
Pins 1 & 2 closed |
|
LPT2 |
Pins 2 & 3 closed |
|
SERIAL PORT 1 BASE I/O ADDRESS SELECTION | |
|
Address |
J5/A |
|
COM1 |
Pins 1 & 2 closed |
|
COM3 |
Pins 2 & 3 closed |
|
SERIAL PORT 2 BASE I/O ADDRESS SELECTION | |
|
Address |
J5/B |
|
COM2 |
Pins 1 & 2 closed |
|
COM4 |
Pins 2 & 3 closed |
|
PARALLEL PORT INTERRUPT SELECTION | ||
|
IRQ |
J5/D | |
|
7 |
Pins 2 & 3 closed | |
|
5 |
Pins 1 & 2 closed | |
|
SERIAL PORT 1 INTERRUPT SELECTION | |||||
|
IRQ |
J5/E pins 1 & 2 |
J5/F pins 1 & 2 |
J5/G pins 1 & 2 |
J5/H pins 1 & 2 | |
|
4 |
Open |
Closed |
Open |
Open | |
|
3 |
Closed |
Open |
Open |
Open | |
|
5 |
Open |
Open |
Closed |
Open | |
|
9 |
Open |
Open |
Open |
Closed | |
|
SERIAL PORT 2 INTERRUPT SELECTION | |||||
|
IRQ |
J5/E pins 2 & 3 |
J5/F pins 2 & 3 |
J5/G pins 2 & 3 |
J5/H pins 2 & 3 | |
|
3 |
Closed |
Open |
Open |
Open | |
|
4 |
Open |
Closed |
Open |
Open | |
|
5 |
Open |
Open |
Closed |
Open | |
|
9 |
Open |
Open |
Open |
Closed | |