KOUWELL ELECTRONIC CORPORATION

KM-516

Card Type

Multi I/O card

Chipset/Controller

National Semiconductor

I/O Options

Floppy drive interface, game port, parallel port, serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy Drive Interface

CN1

Game port 16-pin header

CN4A

Serial port 1

CN2

Game port DB-15

CN4B

Serial port 2

CN3

Parallel port

CN5

SERIAL PORT CONFIGURATION

Port 1 (CN2)

Port 2 (CN3)

J3A

J3B

J3C

J3D

»

COM1

COM2

Open

Open

Pins 1 & 2

Pins 2 & 3

 

COM1

Disabled

Open

Open

Open

Pins 2 & 3

 

Disabled

COM2

Open

Open

Pins 1 & 2

Open

 

COM3

COM4

Pins 1 & 2

Pins 2 & 3

Open

Open

 

COM3

Disabled

Open

Pins 2 & 3

Open

Open

 

Disabled

COM4

Pins 1 & 2

Open

Open

Open

Note: Pins designated should be in the closed position.

SERIAL PORT INTERRUPT SELECTION

Port 1 (CN2)

Port 2 (CN3)

J4A

J4B

J4C

J4D

»

IRQ4

IRQ3

Open

Pins 1 & 2

Pins 2 & 3

Open

 

IRQ4

Disabled

Open

Open

Pins 2 & 3

Open

 

Disabled

IRQ3

Open

Pins 1 & 2

Open

Open

 

IRQ5

IRQ2

Pins 1 & 2

Open

Open

Pins 2 & 3

 

IRQ5

Disabled

Open

Open

Open

Pins 2 & 3

 

Disabled

IRQ2

Pins 1 & 2

Open

Open

Open

Note: Pins designated should be in the closed position.

PARALLEL PORT CONFIGURATION

LPT

Mode

J1

J2

»

1

Unidirectional

Pins 1 & 2 closed

Pins 4 & 5 closed

 

2

Bidirectional

Pins 2 & 3 closed

Pins 5 & 6 closed