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MM801A/MM801AX/MM801A+

AURORA TECHNOLOGIES, INC.

MM801A/MM801AX/MM801A+

Card Type

Serial card

Chipset Controller

Unidentified

I/O Options

Serial port (8) (Eight DB-25 serial ports on external cable or box)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

62-pin interface connector

CN1

BOARD BASE ADDRESS SELECTION

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

E0000h

On

On

On

Off

Off

 

EC000h

Off

Off

On

Off

Off

 

E8000h

On

Off

On

Off

Off

 

E4000h

Off

On

On

Off

Off

 

DC000h

Off

Off

Off

On

Off

 

D8000h

On

Off

Off

On

Off

 

D4000h

Off

On

Off

On

Off

 

D0000h

On

On

Off

On

Off

 

CC000h

Off

Off

On

On

Off

 

C8000h

On

Off

On

On

Off

BOARD BASE ADDRESS SELECTION

Address

SW1/6

SW1/7

SW1/8

SW1/9

SW1/10

EC000h

Off

On

On

On

On

E8000h

Off

On

On

On

On

E4000h

Off

On

On

On

On

E0000h

Off

On

On

On

On

DC000h

Off

On

On

On

On

D8000h

Off

On

On

On

On

D4000h

Off

On

On

On

On

D0000h

Off

On

On

On

On

CC000h

Off

On

On

On

On

C8000h

Off

On

On

On

On

INTERRUPT SELECTION

IRQ

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

JP1/G

JP1/H

15

Open

Open

Open

Open

Open

Open

Open

Closed

 

2/9

Open

Open

Open

Closed

Open

Open

Open

Open

 

4

Closed

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Closed

Open

Open

Open

Open

Open

Open

 

7

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Closed

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Closed

Open