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EPP-3

ADVANCED MICROCOMPUTER SYSTEMS, INC.

EPP-3

Card Type

Multi I/O

Chipset Controller

Unidentified

I/O Options

Serial port, parallel port

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Parallel port

CN2

PARALLEL PORT INTERRUPT

IRQ

H1/A

H1/B

H1/C

H1/D

H1/E

H1/F

H1/G

H1/H

H1/I

H1/J

H1/K

2

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

Open

3

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

4

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

5

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

6

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

7

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

10

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

11

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

12

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

14

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

15

Open

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Note: Interrupt settings for H1 Shown. H2 uses an identical configuration. H1 affects Parallel port 1, H2 affects serial port.

SERIAL PORT ADDRESS SELECT

Address

H6/A

H6/B

COM1 (3F8h)

Pins 1 & 2 closed

Pins 1 & 2 closed

COM2 (2F8h)

Pins 1 & 2 closed

Pins 2 & 3 closed

COM3 (3E8h)

Pins 2 & 3 closed

Pins 1 & 2 closed

Disabled

Pins 2 & 3 closed

Pins 2 & 3 closed

PARALLEL PORT ADDRESS SELECT

Address

H4/A

H4/B

278h

Pins 1 & 2 closed

Pins 1 & 2 closed

378h

Pins 1 & 2 closed

Pins 2 & 3 closed

N/A

Pins 2 & 3 closed

Pins 1 & 2 closed

Disabled

Pins 2 & 3 closed

Pins 2 & 3 closed

PARALLEL PORT MODE SELECT

Mode

H5/A

H5/B

Normal

Pins 2 & 3 closed

Pins 2 & 3 closed

EPP

Pins 2 & 3 closed

Pins 1 & 2 closed

ECP

Pins 1 & 2 closed

Pins 2 & 3 closed

EPP & ECP

Pins 1 & 2 closed

Pins 1 & 2 closed

FACTORY CONFIGURED SETTINGS

Jumper

Setting

H7/A-B

Not used