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IOS (IOSA) VERSION 3.0 IO card Settings and Configuration






UNIDENTIFIED

IOS (IOSA) VERSION 3.0

Card Type

Multi I/O card

Chipset/Controller

National Semiconductor

I/O Options

Game port, parallel port, serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

J1

Serial port 2

P1

Parallel port

J2

Game port

P2

SERIAL PORT CONFIGURATION

Port 1 (J1)

IRQ

C1

C2

C3

C4

COM1

4

Closed

Open

Open

Open

 

COM2

3

Open

Closed

Open

Open

 

COM3

2

Open

Open

Closed

Open

 

COM4

5

Open

Open

Open

Closed

SERIAL PORT CONFIGURATION

Port 2 (P1)

IRQ

C5

C6

C7

C8

COM2

3

Open

Closed

Open

Open

 

COM1

4

Closed

Open

Open

Open

 

COM3

2

Open

Open

Closed

Open

 

COM4

5

Open

Open

Open

Closed

PARALLEL PORT CONFIGURATION

LPT

IRQ

L1

L2

L3

1

7

Closed

Open

Open

 

2

7

Open

Closed

Open

 

3

5

Open

Open

Closed








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