Display Interface with Jetson Orin Nano

Issue Overview

Users are experiencing difficulties when attempting to connect displays to the Nvidia Jetson Orin Nano development board. The main symptoms include confusion regarding compatible display interfaces and the inability to determine which displays can be effectively integrated with the board.

• Context: The issue arises during the setup phase, specifically when users are trying to connect small LCD displays for project outputs.

• Specific Errors: Users have inquired about the compatibility of MIPI DSI interface displays and whether HDMI displays can be used directly.

• Hardware/Software Specifications: The discussion primarily references the Jetson Orin Nano 8 GB development kit.

• Frequency of Issue: This appears to be a common concern among users, as multiple inquiries about display compatibility have been noted.

• Impact on User Experience: The inability to connect a suitable display can hinder project development and functionality, leading to frustration among users.

Possible Causes

• Hardware Incompatibilities: The Jetson Orin Nano devkit primarily supports DisplayPort (DP), which may not be compatible with many common HDMI displays without an adapter.

• Software Bugs or Conflicts: There may be software limitations or bugs that affect display recognition or functionality.

• Configuration Errors: Incorrect settings in the system configuration could prevent proper display connections.

• Driver Issues: Outdated or incompatible drivers may result in display connectivity problems.

• User Errors or Misconfigurations: Users may not be aware of the specific requirements for connecting displays, leading to misconfigurations.

Troubleshooting Steps, Solutions & Fixes

1. Identify Supported Interfaces:

   • Confirm that the Jetson Orin Nano devkit primarily supports DisplayPort.
   • Check if your specific board model allows for HDMI connections through custom configurations.

2. Using DP to HDMI Adapter:

   • If you wish to connect an HDMI display, use a DP to HDMI adapter cable.
   • Recommended displays compatible with this setup include those that support standard HDMI input.

3. Testing Different Displays:

   • Test various HDMI displays using the adapter to determine compatibility.
   • Look for displays that have been successfully used by other users in forums or community discussions.

4. Check Configuration Settings:

   • Ensure that the display settings are correctly configured in the system.
   • Use terminal commands to gather system information:

     xrandr
     

   • This command will show available display outputs and their statuses.

5. Update Drivers and Firmware:

   • Ensure that you have the latest drivers installed for your Jetson Orin Nano.
   • Check Nvidia’s official website for any firmware updates related to display functionality.

6. Consult Documentation:

   • Refer to Nvidia’s official documentation regarding supported display interfaces and configurations for further guidance.

7. Best Practices:

   • Always verify compatibility before purchasing a display.
   • Keep your system updated with the latest software and drivers to minimize issues.

8. Unresolved Aspects:

   • Further investigation may be needed regarding specific models of MIPI DSI displays and their compatibility with the Jetson Orin Nano.
   • Users are encouraged to share their experiences with different display models in forums for collective knowledge.