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  • shuai mohammad 3
    •
    HLK-LD8001H
    Hi, I want to use Module HLK-LD8001H to build a custom radar level sensor. Please recommend a suitable External Lens Antenna for it.
    support
    0 votes
    1 answers
    52 views
  • shuai Jesus Rodriguez 1
    •
    RM08K How to select AP in WIFI(STA) Network Mode
    Hi, I've used RM04 for a long time in WIFI(STA) and in list of AP availables had a dot in first colum to select it, now I've changed to RM08K and when I want to select a AP from the list there is no dot or other way to select the de...
    support
    0 votes
    1 answers
    24 views
  • shuai Sergey 1
    •
    firmware for LD2410C V1.0
    Hello HLK team, I am using an LD2410C V1.0 radar sensor. I recently updated its firmware to version 2.44 using your official mobile application, which correctly identified the sensor model. After the update, the detection range dropped sign...
    support
    0 votes
    1 answers
    106 views
  • shuai Zhang Hong Yi 1
    •
    Energy value curve in target info page is miscalculated
    The attachment is the "Target Info." page for the radar sensor HLK-LD2410S. Customer has extracted the values of the green energy value curve as the following. 19.1 30.4 23.5 24.6 16.9 6 12 18.1 16.9 19.1 22.9 18.1 0 9.5 14 The belo...
    support
    0 votes
    1 answers
    60 views
  • shuai pavlos 1
    •
    HLK LD2412
    I recentlty updated LD2412 to V 1.26.25041209 but it does not work well with my integration. I need to get back to V 1.24.24080517 . How can I downgrade the device?
    support
    0 votes
    2 answers
    84 views
  • shuai Mcalaciu 3
    •
    HLK-LD2410
    Hi, I unintentionally downgraded the firmware from version V 2.44.25070917 to V 2.44.24073110 using the 'HLKRadarTool' on my LD2410C sensor. How can I restore the previous version or update back to 2.44.25070917, since it is not ava...
    support
    0 votes
    1 answers
    224 views
  • shuai dsa 1
    •
    LD8001H update rate and protocol
    I have purchased a LD8001H, which seems to work well except for its very slow update rate. Changes in the water level take more than five seconds to appear in the 0x01 "empty height" register. I would like the update rate to be fast...
    support
    0 votes
    1 answers
    92 views
  • shuai Aleks_N 1
    •
    Question about TTL level compatibility, documentation, and identification of pinout area (LD2461 v1.3 CJ23A)
    Hello! I have the following questions regarding the LD2461 v1.3 CJ23A radar module: What TTL level compatibility is provided for the interface of this module? Is direct operation at 3.3V level possible, or is additional level shifting requi...
    support
    0 votes
    2 answers
    96 views
  • shuai esper 1
    •
    Please also send me the HLK-LD2402 antenna radiation pattern.
    I am currently developing a product using the HLK-LD2402 sensor. In Korea, when you receive sensor certification, you need to have the radiation pattern data of the antenna. I will attach the 2D and 3D pictures that I used to get the existi...
    support
    0 votes
    1 answers
    112 views
  • shuai j_shirazi 1
    •
    Latest LD2420 Firmware
    Hi, I have several HLK-LD2420 modules, but with different firmware versions, such as 1.6.2 and 1.5.9, which act differently sometimes, for example, in "OUT" pin behavior! Now I want to know how I can get the latest firmware to upgra...
    support
    0 votes
    4 answers
    372 views
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