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CANDTU-400EWGR
CAN Bus Message Records and Wireless Data Transmission Equipment Series Products
4.3 Button
The device provides a trigger button. The shell is identified as "Trigger". Its function is
to mark the CAN message data, so that the user can locate the data recorded in the SD
card. In addition, this button can be used for firmware upgrade.
Operation
Function
Stop storing
Stop
CAN message
recording
data
Recover
storage
Recover
records
CAN message
data
Mark
User tag
CAN message
data
Upgrade
User
device
upgrade
firmware
Restore
Restore
default
network
network
parameters
parameters
4.4 Power Interface
The rated voltage of the power input of the equipment is DC 9-48 V, and the casing is
marked as "DC 9-48V". The physical form of the interface is 5.08 terminals. 错误!未找到
Table 4.2 Button functions
Conditions
Description
Hold down the button for
Normal
more than 3 seconds and
recording, or
less than 10 seconds to stop
resumed
recording. Then you can
recording
safely eject the SD card
Short-press the button to
Recording
resume recording
has stopped,
Once the configuration is
and the card
downloaded, the recording
exists
can be resumed
Recording
has stopped
Reinsert the card to resume
but the card
recording
does not
exist
Press the button for more
Normal
than 200 ms and no more
record
than 2s to mark the data.
Insert the SD card, press
and hold the button, and
Power-on
power on the device;
process
Release the button after
three short buzzer beeps
Device
Hold down the button for
running
more than 10s, and release
process
the button
©2021 Guangzhou ZLG Microelectronics Technology Corp.,Ltd.
8
User Manual
Symptom
The buzzer beeps
Return to the state before
the stop;
The buzzer beeps twice
The REC indicator
flashes once;
The buzzer beeps briefly.
The buzzer makes three
short beeps
The buzzer beeps long
while the button is
pressed
When the button is
released, the buzzer
beeps four times in a row
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