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LR-1BS5 driver on Jetson (Foxy) publishes only zero-value scans with Universal_v0.2 #2

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@TestTms101

Hello,

I am using the LR-1BS5 LiDAR on an NVIDIA Jetson device with Ubuntu 20.04 and ROS 2 Foxy.

I am using the Ole2d_ROS2__Universal_v0.2 driver downloaded from your website.

Problem:
The driver node starts successfully and advertises the /scan topic. The network connection is confirmed working with nmap and nc (UDP packets are arriving at the host on port 2368).

However, when I run ros2 topic echo /scan, the ranges array in the message contains only 0.0 values.

Experimental Results with vf_params.yaml:
I have tested changing the version parameter with these results:

  • version: 1: The node crashes with "Unable to start scan" and "process has died".
  • version: 3: The node runs, but the /scan topic is not published at all.
  • version: 2: The node runs and publishes to /scan, but all range values are 0.0.

It seems that version: 2 is the closest configuration, but there is still a data parsing bug for the LR-1BS5 model on the aarch64 (Jetson) platform.

Could you please look into this? Thank you for your help.

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