UNIDENTIFIED
IOAT-301
Card Type |
Multi I/O card |
Chipset/Controller |
Unidentified |
I/O Options |
Game port, parallel port, serial ports (2) |
Maximum DRAM |
N/A |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Serial port 1 |
CN1 |
Game port |
CN3 |
Serial port 2 |
CN2 |
Parallel port |
CN4 |
SERIAL PORT CONFIGURATION | |||
Port 1 (CN1) |
Port 2 (CN2) |
SW1/1 |
SW1/2 |
COM1 |
COM2 |
On |
On |
COM2 |
COM3 |
On |
Off |
COM3 |
COM4 |
Off |
On |
Disabled |
Disabled |
Off |
Off |
PRIMARY SERIAL PORT INTERRUPT SELECT | |||
Port 1 (CN1) |
SW2/3 |
SW2/4 | |
IRQ4 |
Off |
On | |
IRQ3 |
On |
Off |
SECONDARY SERIAL PORT INTERRUPT SELECT | |||
Port 2 (CN2) |
SW2/1 |
SW2/2 | |
IRQ3 |
On |
Off | |
IRQ4 |
Off |
On |
PARALLEL PORT CONFIGURATION | ||
Port |
SW1/4 | |
Enabled |
On | |
Disabled |
Off |
PARALLEL PORT ADDRESS SELECT | ||
LPT |
JP1 | |
1 |
Pins 2 & 3 closed | |
2 |
Pins 1 & 2 closed |
PARALLEL PORT INTERRUPT SELECT | |||
IRQ |
SW2/5 |
SW2/6 | |
IRQ7 |
On |
Off | |
IRQ5 |
Off |
On |
GAME PORT CONFIGURATION | ||
Port |
SW1/3 | |
Enabled |
On | |
Disabled |
Off |