Omega Engineering OMG-COMM8-A appendix Port # DB-25# Address Example

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Introduction

To install the OMG-COMM8-Ausing factory default settings, refer to the Installation section of this manual.

For your reference, record installed OMG-COMM8-Asettings below:

Port #

Base Address

IRQ

Port 1

Port 2

Port 3

Port 4

Port 5

Port 6

Port 7

Port 8

The following table shows which port is connected to which connector and the corresponding address in the Factory Default setting.

Port #

DB-25#

Address

Example

1

1

Base+0

280-287

2

2

Base+8

288-28F

3

3

Base+16

290-297

4

4

Base+24

298-29F

5

5

Base+32

2A0-2A7

6

6

Base+40

2A8-2AF

7

7

Base+48

2B0-2B7

8

8

Base+56

2B8-2BF

Omega Engineering OMG-COMM8-A

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Contents Contents Figures Factory Default Settings IntroductionOverview What’s IncludedPort # DB-25# Address Example Address Switch Position Setting Card SetupAddress Selection DIP-switch Illustration PAL Addressing10 11 12 IRQ SelectionInterrupt Mode Options M N S MM N S M Installation OS/2Technical Description FeaturesInterrupt Status Port DB-25 Connector Pin Assignments DB-78 Connector Pin AssignmentsSignal Name Pin # Mode Port #Environmental Specifications Power ConsumptionPhysical Dimensions ManufacturingAppendix a Troubleshooting Page Appendix B How To Get Assistance Appendix C Electrical Interface RS-232Asynchronous Communications Bit Diagram Appendix D Asynchronous CommunicationsAppendix E 3421 Addendum Appendix F Silk-Screen Appendix G Compliance Notices Omega Engineering, Incorporated PO Box WarrantyTrademarks