SIIG, INC.

I/O EXTENSION-A.3

Card Type

Multi-I/O card

Chip Set

Unidentified

Maximum Onboard Memory

None

I/O Options

game port, parallel port (2), serial ports (2)

Data Bus

8-bit ISA

Floppy drives supported

None

CONNECTIONS

Purpose

Location

Purpose

Location

25-pin parallel port

CN1

16-pin Game port

CN4

9-pin serial port external

CN2

26-pin Parallel port internal

CN5

10-pin serial port internal

CN3

   

PARALLEL PORT INTERRUPT SELECT

IRQ

JP2/A

JP2/B

»

IRQ7

Open

Closed

 

IRQ5

Closed

Open

COM SELECT

Primary port

Secondary port

SW1/1

SW1/2

Disable

Disable

Off

Off

COM1

COM2

Off

On

COM2

COM3

On

Off

COM3

COM4

On

On

ADDRESS SELECT

Address

SW1/3

378-37Ah

Off

278-27Ah

On

GAME PORT SELECT

Setting

SW1/4

»

Enabled

Off

 

Disabled

On

SERIAL PORT 1 INTERRUPT SELECT

IRQ

JP1/A

JP1/B

JP1/C

JP1/D

IRQ2

Closed

Open

Open

Open

IRQ3

Open

Closed

Open

Open

IRQ4

Open

Open

Closed

Open

IRQ5

Open

Open

Open

Closed

SERIAL PORT 2 INTERRUPT SELECT

IRQ

JP3/A

JP3/B

JP3/C

JP3/D

IRQ2

Closed

Open

Open

Open

IRQ3

Open

Closed

Open

Open

IRQ4

Open

Open

Closed

Open

IRQ5

Open

Open

Open

Closed

FACTORY CONFIGURED SETTING

Jumper

Setting

JP4/A

N/A

JP4/B

N/A