Mitsubishi Electric MELSEC iQ-RJ71C24-R2 - Protocol Execution Log Storage Function (for Predefined Protocol Only)

5 DEBUG SUPPORT FUNCTION
5.2 Protocol Execution Log Storage Function (for Predefined Protocol only)
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5.2 Protocol Execution Log Storage Function (for
Predefined Protocol only)
This function checks the detailed predefined protocol execution status and results for each channel. Up to 32 protocol
execution logs can be checked.
If the number of the stored logs exceeds 32, the oldest log will be overwritten.
The protocol execution log can be checked in the following method.
• Checking with Engineering tool
• Checking with the buffer memory
Precautions
Do not perform the above two methods at the same time.
The latest execution logs are not stored in the buffer memory while they are being updated with the predefined protocol
support function of Engineering tool.
Check in "Protocol execution log" of
Engineering tool
Protocol execution
log is stored in the
buffer memory.
Data are read from
the buffer memory.
Protocol execution logs are displayed.
C24 buffer memory
Predefined protocol
communication is
performed with a
target device.
Protocol
execution log
Engineering tool
Receive
Data
Data
Send