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 |