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A508

UNIDENTIFIED

A508

Card Type

Serial controller

Chipset/Controller

8530 UART

I/O Options

Serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1 - DB-9

CN1

Serial port 2 - DB-9

CN2

DMA CHANNEL SELECT - H1

Channel

Jumper A

Jumper B

Jumper C

Jumper D

1

Closed

Open

Open

Closed

 

0

Open

Closed

Closed

Open

INTERRUPT SELECT - H2

IRQ

Jumper A

Jumper B

Jumper C

Jumper D

IRQ11

Open

Closed

Open

Open

 

IRQ5

Open

Open

Open

Closed

 

IRQ10

Open

Open

Closed

Open

 

IRQ12

Closed

Open

Open

Open

I/O ADDRESSES

Address

J9

Primary addresses enabled

Open

 

Secondary addresses enabled

Closed