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IOSB CARD (V6.0)

POSITIVE CORPORATION

IOSB CARD (V6.0)

Card Type

Multi I/O card

Chipset Controller

N/A

I/O Options

Game/MIDI interface, parallel port, serial port (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

9-pin serial port (Port 1)

CN1

10-pin serial interface (Port 2)

CN3

25-pin parallel port

CN2

16-pin game/MIDI interface

CN4

GAME PORT CONFIGURATION (200H - 207H)

Setting

JP1

Enabled

Closed

Disabled

Open

SERIAL PORT 1 CONFIGURATION

Address

IRQ

JP3/A

JP3/B

JP3/C

JP3/D

3F8h-3FFh(COM1)

4

Open

Open

Open

Open

2F8h-2FFh(COM2)

3

Open

Open

Open

Open

3E8h-3EFh(COM3)

5

Open

Open

Closed

Closed

2E8h-2EFh(COM4)

5

Closed

Closed

Open

Open

SERIAL PORT 1 CONFIGURATION (CONíT)

Address

IRQ

JP3/E

JP3/F

JP3/G

JP3/H

3F8h-3FFh(COM1)

4

Open

Open

Closed

Closed

2F8h-2FFh(COM2)

3

Closed

Closed

Open

Open

3E8h-3EFh(COM3)

5

Open

Open

Open

Open

2E8h-2EFh(COM4)

5

Open

Open

Open

Open

SERIAL PORT 2 CONFIGURATION

Address

IRQ

JP4/A

JP4/B

JP4/C

JP4/D

3F8h-3FFh(COM1)

4

Open

Open

Open

Open

2F8h-2FFh(COM2)

3

Open

Open

Open

Open

3E8h-3EFh(COM3)

5

Open

Open

Closed

Closed

2E8h-2EFh(COM4)

5

Closed

Closed

Open

Open

SERIAL PORT 2 CONFIGURATION (CONíT)

Address

IRQ

JP4/E

JP4/F

JP4/G

JP4/H

3F8h-3FFh(COM1)

4

Open

Open

Closed

Closed

2F8h-2FFh(COM2)

3

Closed

Closed

Open

Open

3E8h-3EFh(COM3)

5

Open

Open

Open

Open

2E8h-2EFh(COM4)

5

Open

Open

Open

Open

PARALLEL PORT CONFIGURATION

Address

IRQ

JP2/A

JP2/B

JP2/C

3BCh-3BFh(LPT1)

7

Open

Open

Open

378h-37Fh(LPT2)

7

Open

Open

Closed

278h-27Fh(LPT3)

5

Closed

Closed

Open

PARALLEL PORT CONFIGURATION (CONíT)

Address

IRQ

JP2/D

JP2/E

JP2/F

3BCh-3BFh(LPT1)

7

Open

Closed

Closed

378h-37Fh(LPT2)

7

Closed

Open

Open

278h-27Fh(LPT3)

5

Open

Open

Open