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Author Topic: Omron PLC CJ1M memory addressing in Trace Mode
Abdur Rahman
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i am using CJ1M PLC of Omron. i want to use the Work Area (W) of the memory in Trace Mode. How it can be addressed?
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AdAstra Technical Support
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Host Link OMRON data exchange protocol is described by M11W143E161100.pdf. It’s easy to find this document by Google.
Please, refer to TM6 User Guide, chapter "Exchange with Controllers and I/O Cards" / "Exchange with OMRON Controllers" for details.

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Abdur Rahman
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I want to use the CJ1M memory areas like TK,IR, EM and W area in Trace Mode. How can I define it in "TYPE"?
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Abdur Rahman
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Member # 1963


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I want to use the CJ1M memory areas like TK,IR, EM and W area in Trace Mode. How can I define it in "TYPE"?
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AdAstra Technical Support
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Please, send me Your version of Omron data exchange protiocol specification if it's possible.
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Abdur Rahman
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i m using Omron Hostlink protocol.
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AdAstra Technical Support
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1. CIO Area (Input & Output Area) - you can use IR
2. W Area (Work Area) - this area is not defined in protokol (see attachment)
3. H Area (Holding Area) - you can use HR
4. A Area (Auxiliary Area) - you can use AR
5. T Area (Timer Area) - you can use TC
6. C Area (Counter Area) - you can use TC
7. DR Area (Data Register) - this area is not defined in protokol (see attachment)
8. TK Area (Task Flag Area) - this area is not defined in protokol (see attachment)
9. D Area (Data Memory) - you can use DM
10. IR Area (Index Register) - you can use IR

Can you send us file there we can see this classification and comands to access to all areas?

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