Frame period analysis function

The frame period analysis function measures the frame period of the specified CAN ID from the log displayed in the "Analyze Window".
You can perform the following frame period analysis:

• Maximum frame transmission interval
• Minimum frame transmission interval
• Average frame transmission interval

The frame period analysis function (Frame Analyze) can only be used in the Ch Log tab of the Analyze Window.

Frame Analyze tab screen description​

Item	Description
CAN Frame List	Displays the CAN ID list to be analyzed. You can enable/disable analysis by checking/unchecking the checkbox.
Frame Information	Register the CAN ID to be analyzed.
CAN / CAN-FD	Select CAN/CAN FD frame type.
Std. / Ext.	Select Standard ID (Std.) / Extended ID (Ext.).
CAN ID input field	Enter the CAN ID (Hex).
	Register the CAN ID set in Frame Information to the CAN Frame List. A maximum of 64 CAN IDs can be registered.
	Update the CAN ID selected in CAN Frame List to the CAN ID set in Frame Information.
	Delete the CAN ID selected in the CAN Frame List.
Frame Cycle Analyze button	Executes frame cycle analysis of the CAN ID to be analyzed in the CAN Frame List and displays analysis results.
Clear button	Deletes all CAN IDs to be analyzed from the CAN Frame List.

Frame Analyze setting procedure​

1. Open Frame Analyze tab
   Select the Frame Analyze tab in the Ch Log view.

2. Set CAN ID to be analyzed
   Set CAN ID information in Frame Information.
   The configured CAN ID is registered to CAN Frame List by clicking .

3. Perform frame period analysis
   Click Frame Cycle Analyze to open the Analyze Result window and display frame period analysis results.

Screen description of frame period analysis results​

When you perform frame period analysis, results are shown in Analyze Result.

No.	Item	Description
[1]	Protocol	Displays CAN/CAN FD frame type.
	Format	Displays Standard ID (Std.) / Extended ID (Ext.).
	ID	Displays CAN ID.
	Max(ms)	Displays maximum frame transmission interval.
	Max TimeStamp (note)	Displays the timestamp in the log where the maximum interval occurred.
	Min(ms)	Displays minimum frame transmission interval.
	Min TimeStamp (note)	Displays the timestamp in the log where the minimum interval occurred.
	Ave(ms)	Displays average frame transmission interval.
	Sample	Displays sample count for the same CAN ID.
[2]	Target Log tab	Displays logs to be analyzed.
	Frame Analyze tab	Displays frame analysis results.
-	Save button	Saves displayed Frame Analyze Result content as CSV.
-	Close button	Closes the Analyze Result window.

*: Double-clicking a timestamp item opens the Target Log tab and shows the corresponding log.