Shenzhen Hi-Link Electronics Co.,Ltd
User manual
6. Bluetooth instructions
6.1
Install software
Currently the APP supports Android and IOS platforms, you can download it from this link:
https://www.pgyer.com/Lq8p (Android) You can also go to major app stores to search for
"HLKRadarTools" and install it.
App
6.2
Instructions
Open the app, and the app searches for nearby radar devices. The broadcast name of the device is
"HLK-LD2410B_xxxx" (xxxx is the last four digits of the mac address). After the module is
successfully connected, you can view the radar information, or debug and save the parameters.
The use distance of the APP should not exceed the Bluetooth signal range (within 4 meters).
①Search for Bluetooth ②View parameters ③Modify radar parameters
The process of modifying the radar parameters of the Bluetooth APP is the same as that of the PC
host computer tool.
6.3
Turn on bluetooth again
The Bluetooth function of LD2410B is enabled by default, and Bluetooth can be turned off or
turned on through the serial port protocol (see LD2410B serial port communication protocol.pdf). If
the bluetooth has been turned off, or the serial port cannot be used, the bluetooth can be turned on
again after the module is powered off and then powered on for more than 5 times within 2~3s.
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