CANDTU-400ER
CAN Bus Message Recording and Wireless Data Transmission Equipment User Manual
©2021 Guangzhou ZLG Electronics Technology Co.,Ltd.
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User Manual
Figure 4.12 Pre-trigger Recording tab
In this mode, the device will cache a certain amount of data frames. When the
conditions set by the pre-trigger are met, the cached data will be written to the SD card
and the frames within a period of time after the triggering will be recorded. The amount of
data recorded before and after the trigger is set by the pre-trigger record item and the
post-trigger record item. Figure 4.12 shows the configuration interface.
The following describes each functional area. The numbers correspond to the
numbers in the Pre-trigger Recording tab in Figure 4.12:
1) Pre-trigger recording
Set the number of frames to pre-record before triggering.
2) Record after triggering
Set the time to keep recording after the triggering.
3) Add triggering conditions
ID trigger
