KOUWELL ELECTRONIC CORPORATION

KW-509B

Card Type

Serial port card

Chipset/Controller

Unidentified UART

I/O Options

Serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1 (25 pin)

J1

Serial port 2 (9 pin)

J2

SERIAL PORT 1 ADDRESS SELECT

Port 1(J1)

JP5

JP6

JP7

JP8

»

COM1/3F8-3FFh

All open

All open

All open

Pins 1 & 2 closed

 

COM2/2F8-2FFh

All open

All open

Pins 1 & 2 closed

All open

 

COM3/3E8-3EFh

All open

Pins 1 & 2 closed

All open

All open

 

COM4/2E8-2EFh

Pins 1 & 2 closed

All open

All open

All open

SERIAL PORT 2 ADDRESS SELECT

Port 2(J2)

JP5

JP6

JP7

JP8

»

COM2/2F8-2FFh

All open

All open

Pins 2 & 3 closed

All open

 

COM1/3F8-3FFh

All open

All open

All open

Pins 2 & 3 closed

 

COM3/3E8-3EFh

All open

Pins 2 & 3 closed

All open

All open

 

COM4/2E8-2EFh

Pins 2 & 3 closed

All open

All open

All open

SERIAL PORT 1 IRQ SELECT

Port 1(J1)

JP1

JP2

JP3

JP4

»

IRQ4

All open

Pins 2 & 3 closed

All open

All open

 

IRQ2

All open

All open

All open

Pins 2 & 3 closed

 

IRQ3

All open

All open

Pins 2 & 3 closed

All open

 

IRQ5

Pins 2 & 3 closed

All open

All open

All open

SERIAL PORT 2 IRQ SELECT

Port 2(J2)

JP1

JP2

JP3

JP4

»

IRQ3

All open

All open

Pins 1 & 2 closed

All open

 

IRQ2

All open

All open

All open

Pins 1 & 2 closed

 

IRQ4

All open

Pins 1 & 2 closed

All open

All open

 

IRQ5

Pins 1 & 2 closed

All open

All open

All open