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Scan for and update the list of peripherals connected to the target hardware



updatePeripheralInfo(hwObj) scans for webcams that are connected the NVIDIA® hardware. Use this function when the webcamlist property of the jetson or drive object is empty or when adding or removing USB webcams to the target hardware.


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You can add a USB camera to an NVIDIA Jetson® platform and connect to the camera from the MATLAB® software to capture images.

To create a live hardware connection object, provide the host name or IP address, user name, and password of the target board.

hwObj = jetson('jetson-board-name','ubuntu','ubuntu');

To display a list of USB cameras connected to the Jetson board, check the webcamlist property of the hwObj object.

ans =


To update the list of the cameras connected to the board, connect a USB camera to the target and run the updatePeripheralInfo function.

ans =

  1×1 cell array

    {'Microsoft® LifeCam Cinema(TM)'}

Create a webcam object, wcam using the name, or the index number of the webcam list and display the images captured from webcam in MATLAB, use the following commands.

wcam = webcam(hwObj)
img = snapshot(wcam);

Input Arguments

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Connection to a specific NVIDIA hardware board, specified as a jetson or drive object.

Version History

Introduced in R2018b