Time sync of lidar and camera

Hardware Platform: [Example: DRIVE AGX Xavier™ Developer Kit]
Software Version: [Example: DRIVE Software 9]
Host Machine Version: [Example: native Ubuntu 16.04]
SDK Manager Version: [Example:]

Hi, all.
I want to acquire lidar and image data synchronouly,so how can i control the trigger of camera to ensure triggering the camera when lidar rotates to the middle of the fov of image. And how can i ensure the time sync of the camera and lidar? Thanks

Dear @nfli,
Did you check the provide suggestions in How to synchronize camera with lidar?