BOCA RESEARCH INC.
IO/AT 44
|
Card Type |
Multi I/O card |
|
Chipset/Controller |
Startech |
|
I/O Options |
Parallel ports (2), serial ports (2) |
|
Maximum DRAM |
N/A |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 1 |
J1 |
Parallel port 1 |
J5 |
|
Serial port 2 |
J2 |
Parallel port 2 |
J6 |
|
PARALLEL PORT CONFIGURATION | ||||
|
Port 1 (J5) |
Port 2 (J3) |
J3/A |
J3/B | |
|
LPT1 |
LPT2 |
Pins 1 & 2 closed |
Pins 2 & 3 closed | |
|
LPT2 |
LPT1 |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
LPT1 |
Open |
Pins 1 & 2 closed | |
|
Disabled |
LPT2 |
Open |
Pins 2 & 3 closed | |
|
LPT1 |
Disabled |
Pins 1 & 2 closed |
Open | |
|
LPT2 |
Disabled |
Pins 2 & 3 closed |
Open | |
|
Disabled |
Disabled |
Open |
Open | |
|
PARALLEL PORT INTERRUPT SELECT | |||
|
Port 1 (J5) |
Port 2 (J3) |
J3C |
J3D |
|
IRQ7 |
IRQ5 |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
|
IRQ5 |
IRQ7 |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
|
SERIAL PORT CONFIGURATION | ||||||
|
Port 1 (J1) |
Port 2 (J2) |
J4/A |
J4/B |
J4/C |
J4/D | |
|
COM1 |
COM2 |
Pins 1 & 2 |
Pins 2 & 3 |
Open |
Open | |
|
COM1 |
COM3 |
Pins 1 & 2 |
Open |
Open |
Pins 1 & 2 | |
|
COM1 |
COM4 |
Pins 1 & 2 |
Open |
Open |
Pins 2 & 3 | |
|
COM2 |
COM1 |
Pins 2 & 3 |
Pins 1 & 2 |
Open |
Open | |
|
COM2 |
COM3 |
Pins 2 & 3 |
Open |
Open |
Pins 1 & 2 | |
|
COM2 |
COM4 |
Pins 2 & 3 |
Open |
Open |
Pins 2 & 3 | |
|
COM3 |
COM1 |
Open |
Pins 1 & 2 |
Pins 1 & 2 |
Open | |
|
COM3 |
COM2 |
Open |
Pins 2 & 3 |
Pins 1 & 2 |
Open | |
|
COM3 |
COM4 |
Open |
Open |
Pins 1 & 2 |
Pins 2 & 3 | |
|
COM4 |
COM1 |
Open |
Pins 1 & 2 |
Pins 2 & 3 |
Open | |
|
COM4 |
COM2 |
Open |
Pins 2 & 3 |
Pins 2 & 3 |
Open | |
|
COM4 |
COM3 |
Open |
Open |
Pins 2 & 3 |
Pins 1 & 2 | |
|
Disabled |
COM1 |
Open |
Pins 1 & 2 |
Open |
Open | |
|
Disabled |
COM2 |
Open |
Pins 2 & 3 |
Open |
Open | |
|
Disabled |
COM3 |
Open |
Open |
Open |
Pins 1 & 2 | |
|
Disabled |
COM4 |
Open |
Open |
Open |
Pins 2 & 3 | |
|
COM1 |
Disabled |
Pins 1 & 2 |
Open |
Open |
Open | |
|
COM2 |
Disabled |
Pins 2 & 3 |
Open |
Open |
Open | |
|
COM3 |
Disabled |
Open |
Open |
Pins 1 & 2 |
Open | |
|
COM4 |
Disabled |
Open |
Open |
Pins 2 & 3 |
Open | |
|
Note: Pins designated should be in the closed position. | ||||||
|
SERIAL PORT INTERRUPT SELECT | ||||||
|
Port 1 (J1) |
Port 2 (J2) |
J4/E |
J4/F |
J4/G |
J4/H | |
|
IRQ4 |
IRQ3 |
Open |
Open |
Pins 1 & 2 |
Pins 2 & 3 | |
|
IRQ4 |
IRQ2 |
Open |
Pins 1 & 2 |
Pins 1 & 2 |
Open | |
|
IRQ4 |
IRQ5 |
Open |
Pins 2 & 3 |
Pins 1 & 2 |
Open | |
|
IRQ2 |
IRQ3 |
Pins 1 & 2 |
Open |
Open |
Pins 2 & 3 | |
|
IRQ2 |
IRQ4 |
Pins 1 & 2 |
Open |
Open |
Pins 1 & 2 | |
|
IRQ2 |
IRQ5 |
Pins 1 & 2 |
Pins 2 & 3 |
Open |
Open | |
|
IRQ3 |
IRQ2 |
Open |
Pins 1 & 2 |
Pins 2 & 3 |
Open | |
|
IRQ3 |
IRQ4 |
Open |
Open |
Pins 2 & 3 |
Pins 1 & 2 | |
|
IRQ3 |
IRQ5 |
Open |
Pins 2 & 3 |
Pins 2 & 3 |
Open | |
|
IRQ5 |
IRQ2 |
Pins 2 & 3 |
Pins 1 & 2 |
Open |
Open | |
|
IRQ5 |
IRQ3 |
Pins 2 & 3 |
Open |
Open |
Pins 2 & 3 | |
|
IRQ5 |
IRQ4 |
Pins 2 & 3 |
Open |
Open |
Pins 1 & 2 | |
|
Disabled |
IRQ2 |
Open |
Pins 1 & 2 |
Open |
Open | |
|
Disabled |
IRQ3 |
Open |
Open |
Open |
Pins 2 & 3 | |
|
Disabled |
IRQ4 |
Open |
Open |
Open |
Pins 1 & 2 | |
|
Disabled |
IRQ5 |
Open |
Pins 2 & 3 |
Open |
Open | |
|
IRQ2 |
Disabled |
Pins 1 & 2 |
Open |
Open |
Open | |
|
IRQ3 |
Disabled |
Open |
Open |
Pins 2 & 3 |
Open | |
|
IRQ4 |
Disabled |
Open |
Open |
Pins 1 & 2 |
Open | |
|
IRQ5 |
Disabled |
Pins 2 & 3 |
Open |
Open |
Open | |
|
Note: Pins designated should be in the closed position. | ||||||