Log File Specification

Log Files​

MicroPeckerX LIN Analyzer Plus exports captured data as CSV log files.

Sample Log File​

Header​

Field	Description	Notes
FileName	Name of the exported file.
DateTime	Time when logging started (YYYY/MM/DD hh:mm:ss).	For logs saved from the Analyze tab, this is the time the logs were merged.
Ch	Channel number (for example, 1-1).	Displays Mixed when the Analyze tab merges multiple channels.
Offset	Timestamp used as the offset when Analyze Window saves logs with offset timestamps enabled. Displays 0 when offsets are disabled.	Uses the timestamp format defined in the Option dialog.

Data Rows​

Each row represents one frame.

Field	Description	Notes
Time	Timestamp of the frame.	Uses the format configured in the Option dialog.
Ch	Channel number.
Protocol	Protocol type.
Dir	T for transmit, R for receive. Displays “-” when Type is B-Sleep.
Label	Label applied when the frame matches a condition in Label Filter Window.	See Label feature.
State	OK for normal frames, NG for errors.
Type	Frame type. Normal: Header, Response, LIN Frm, Wakeup, Sleep, B-Sleep. Error: Parity Err., CheckSum Err., ShortMsg Err., Bit Err., NoRes Err., SyncBrk. Long, SyncBrk. Short, SyncField Err, Framing Err., H. Timeout, UART Err., Bus Err.
Format	Break-field width or wake-up pulse width depending on Type. Break-field: Header, LIN Frm., Sleep, SyncBrk. Short, Parity Err., SyncField Err. Wake-up pulse: Wakeup.	Displays “-” for other types.
ID	LIN ID in hexadecimal.
DLC	Data length.
D1–D8	Data bytes in hexadecimal.	Displays “-” if a framing error occurs.
D9	Checksum.	Displays “-” if a framing error occurs.

Storage Location and File Names​

Automatically Saved Logs​

When Save Log File is enabled in the toolbar:

Field	Description	Notes
Folder	Log Folder + \ + the three-digit value shown in No.	No is determined when monitoring starts. The smallest unused folder from 000 to 999 is selected.
File name	Log File Name + _ + channel (1-1 … 4-2) + .csv	When split logging is enabled, a split number is inserted after the channel. Log File Name + _ + channel + _ + split number (four digits) + .csv

Manually Saved Logs​

When logs are saved manually from Analyze Window:

Field	Description	Notes
Folder	Destination selected in the save dialog.
File name	Name entered in the save dialog.	Default: Ch + channel + _ + start or merge timestamp (YYYYMMDDhhmmss) + .csv