Abhishek Jha 1

• asked Jan 7

HLK-LD6003B UART Communication Protocol Document Request - How to Parse Target Coordinates?

Hello Hi-Link Support Team, I purchased the HLK-LD6003B 60GHz 3D presence radar module and I am trying to interface it with an ESP32 microcontroller via UART to read target position coordinates (X, Y, Z). My Setup: HLK-LD6003B module ESP32 ...

documentation protocol uart hlk-ld6003b

0 votes

1 answers

109 views

Morgan 1

• asked Dec 26, 2025

LD2410 FCC Certificates

Hello, I was wondering if any other products in the LD2410 series have been tested for FCC compliance besides the LD2410B. The only certificate I was able to find is 2AD56HLK-LD2410-P. Although the products may be electrically identical, th...

certification ld2410

0 votes

1 answers

76 views

Jauesh 1

• asked Dec 24, 2025

LD8001 Testing is not responding with PC

I purchase LD8001 and testing with laptop and all driver instlled and check with tool radar data anylyser but not respond many days check an problem. i used CH340 with LD8001. can suggest solution. also diffrent pc also check but not any re...

ld8001

0 votes

2 answers

79 views

JJ 11

• asked Dec 21, 2025

HLK-LD2415H, pin1 y pin2.

Hi. I've purchased an HLK-LD2415H radar and need to connect a relay to activate a photo and video camera. However, I don't understand how to do it. The radar is working correctly. It's powered by 12V. The radar communicates corr...

hlk-ld2415h

0 votes

2 answers

53 views

marco 1

• asked Dec 20, 2025

LD2413 does not respond after parameter change

Hello, after sending a wrong timing with command 0x71 to LD2413, it stopped responding. Even if I remove the power supply. Now nothing is sent out from the TX line. best regards. Marco

halt

0 votes

2 answers

61 views

Ahmad 1

• asked Dec 19, 2025

HLK-LD6001A trouble using with a esp32

Hi i am working on a bidrectional people counter project, by making zones with the HLK-LD6001A where if one one goes from zone exit to entry means he is living and vice versa by seeing the dirction, i am working with this with my esp32, but...

notworking

0 votes

1 answers

76 views

Adam 1

• asked Dec 17, 2025

LD2410S Spurious (invalid) ACK messages

Consider the following sequence (where sent messages include the frame start/end but the response information only shows the within-frame payload without length bytes): [empty receive buffer] I start command mode and get the correct ACK {co...

ld2410s

0 votes

1 answers

61 views

Adam 1

• asked Dec 15, 2025

How to use LD2410S "automatically update the threshold" command?

The serial communication protocol document indicates automatic threshold determination can be achieved with command 0x0009 but does not explain the meaning of the command values. How should "trigger factor", "retention factor&#3...

ld2410s

0 votes

2 answers

86 views

Rob 1

• asked Dec 13, 2025

HLK-LD2460 unresponsive after firmware upgrade via Android HLKRadarTool App

I've tried to upgrade the firmware from two of my HLK-LD2460 modules via the official HLKRadatTool Android App, at first it looked that it went ok, and the firmware version changed from V1.3.2503 to a newer version.. but as soon as I tr...

hlk-ld2460

0 votes

4 answers

198 views

Nadav Kehati 1

• asked Dec 10, 2025

HLK-PM01 5V Backfeed

I am using the HLK-PM01 to power IOT devices. These devices have a USB-C port, that if powered will backfeed 5V into the HLK-PM01 5V input. What happens if the HLK-PM01 receives 5V into it's output pins?

hlk-pm01

0 votes

1 answers

56 views