Supplementary Functions
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13.13 EC Packet Monitor Function
13.13.1 Overview of Function
The packet monitor function is a function to store sent or received packet data between the
master (FP7 MC Unit) and slaves (Servo Amplifier A6B/A5B) as files. Packet data can be
confirmed using commercial analyzer software. An SD memory card is required for using the
EC packet monitor function.
Specifications of FP7 MC Unit
Item Description
Storage destination SD memory card inserted in FP7 MC Unit
Packet data file format TCP Dump format (cap)
Packet data file size Max. 6 Mbytes per file
No. of packets Max. 3904 packets
Storage timing
The following two types of storage timing are available. It is set in "MC common
settings" of CMI.
1. After the power turns on, EC packet is stored after FP7 MC Unit turns on
the initialization done (XF).
2. EC packet is stored by turning on the EC packet monitor request (Y1) at an
arbitrary timing by a user program.
13.13.2 Stored Files
Packet data files are stored in a format such as the following in SD memory cards.
Specifications of FP7 MC Unit
Storage destination folder \ECpacketLog
Stored file
File name: yyyyMMddhhmm-***
yyyy: Year, MM: Month, hh: Hour, mm: Minute, ***: Generation (000-999)
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