UNIDENTIFIED

IOAT-311G

Card Type

Multi I/O

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

Serial port 2

CN3

Game port

CN2

Parallel port

CN4

SERIAL PORT CONFIGURATION

Port 1 (CN1)

Port 2 (CN2)

JP1/A

JP1/B

JP1/C

JP1/D

»

COM1

COM2

Pins 2 & 3

Pins 2 & 3

Pins 1 & 2

Pins 1 & 2

 

COM3

COM4

Pins 1 & 2

Pins 1 & 2

Pins 2 & 3

Pins 2 & 3

Note: Pins designated should be in the closed position.

SERIAL PORT INTERRUPT SELECTION

Port 1 (CN1)

Port 2 (CN2)

JP2/A

JP2/B

JP2/C

JP2/D

»

IRQ4

IRQ3

Closed

Open

Open

Closed

 

IRQ3

IRQ4

Open

Closed

Closed

Open

PARALLEL PORT CONFIGURATION

Setting

JP1/E

»

Enabled

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed

GAME PORT CONFIGURATION

Setting

JP1/F

»

Enabled

Pins 2 & 3 closed

 

Disabled

Pins 1 & 2 closed