HwMuseum | Index

KOUWELL ELECTRONIC CORPORATION

KW-524

Card Type

Parallel card, Serial card

Chip Set

16450 chip (2)

Maximum Onboard Memory

None

I/O Options

Game port, parallel port, serial port (2)

Data Bus

8-bit ISA

Floppy drives supported

None

CONNECTIONS

Function

Label

Function

Label

Serial port 1

J14

Serial port 2

J19

Game port

J15

Parallel port

J20

ACTIVITY CONFIGURATION

Serial port 1

Serial port 2

J1

J2

COM1

COM2

Pins 1 & 2 closed

Pins 2 & 3 closed

COM2

COM1

Pins 2 & 3 closed

Pins 1 & 2 closed

Disabled

COM2

Open

Pins 2 & 3 closed

Disabled

COM1

Open

Pins 1 & 2 closed

COM1

Disabled

Pins 1 & 2 closed

Open

COM2

Disabled

Pins 2 & 3 closed

Open

Disabled

Disabled

Open

Open

PARALLEL PORT INTERRUPT CONFIGURATION

J20

J8

J9

IRQ5

Open

Closed

IRQ7

Closed

Open

SERIAL PORT 1/GAME PORT INTERRUPT CONFIGURATION

Serial port 1

Serial port 2

J10

J11

J12

J13

IRQ4

IRQ3

Open

Closed

Closed

Open

IRQ3

IRQ4

Closed

Open

Open

Closed

SERIAL PORT 1 COMUNICATION SELECTION

Setting

J5

J6

J7

Forced active

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

As is

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

SERIAL PORT 2 COMUNICATION SELECTION

Setting

J16

J17

J18

Forced active

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

As is

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

BASE I/O PORT SELECTION

Setting

J3

J4

Disabled

Open

Open

LPTA

Open

Closed

LPTB

Closed

Open