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IRMA 2-ISA IO card Settings and Configuration






DIGITAL COMMUNICATIONS ASSOCIATES, INC.

IRMA 2-ISA

Category

Serial communications adapter

Chipset Controller

Unidentified

I /O Options Supported

Serial port

Maximum Onboard Memory

N/A

CONNECTIONS

Purpose

Location

Serial port - coaxial

CN1

220H BASE ADDRESS

Setting

SW1/2

Enabled

On

 

Disabled

Off

I/O ADDRESS

Address

SW1/3

SW1/4

280h

On

On

 

2A0h

On

Off

 

2C0h

Off

On

 

300h

Off

Off

INTERRUPT SELECT

IRQ

SW1/5

SW1/6

IRQ2

On

On

 

IRQ3

On

Off

 

IRQ4

Off

On

 

IRQ7

Off

Off

FACTORY CONFIGURED SETTINGS

Switch

Setting

SW1/1

Off

MISCELLANEOUS TECHNICAL NOTES

The location of SW1 is not specified in manufacturer's documentation.








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