UNIDENTIFIED
AD450 AT I/O CARD
|
Card Type |
Multi I/O card |
|
Chipset/Controller |
N/A |
|
I/O Options |
Game port, parallel ports (2), serial ports (2) |
|
Maximum DRAM |
N/A |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 1 |
J1 |
Game port |
J4 |
|
Serial port 2 |
J3 |
Parallel port |
J5 |
|
SERIAL PORT CONFIGURATION | ||||
|
Port 1 (J1) |
Port 2 (J3) |
J2/E |
J2/F |
J2/G |
|
COM1 |
COM3 |
Pins 2 & 3 closed |
Open |
Pins 1 & 2 closed |
|
COM1 |
COM4 |
Pins 1 & 2 closed |
Open |
Pins 1 & 2 closed |
|
COM4 |
COM3 |
Pins 2 & 3 closed |
Open |
Pins 2 & 3 closed |
|
COM4 |
COM4 |
Pins 1 & 2 closed |
Open |
Pins 2 & 3 closed |
|
COM2 |
N/A |
N/A |
Pins 2 & 3 closed |
N/A |
|
N/A |
COM2 |
N/A |
Pins 1 & 2 closed |
N/A |
|
SERIAL PORT INTERRUPT SELECTION | ||||
|
Port 1(J1) |
Port 2 (J3) |
J2/C |
J2/D | |
|
IRQ4 |
IRQ3 |
Pins 1 & 2 closed |
Pins 2 & 3 closed | |
|
IRQ3 |
IRQ4 |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
PARALLEL PORT CONFIGURATION | |
|
LPT |
J2/B |
|
2 |
Pins 1 & 2 closed |
|
3 |
Pins 2 7 3 closed |
|
PARALLEL PORT INTERRUPT SELECTION | |
|
IRQ |
J2/A |
|
7 |
Pins 1 & 2 closed |
|
5 |
Pins 2 & 3 closed |