How to install jetson software in Quanser Q drone

Hi, I have a Quanser Qdrone 2 and I tried to install a new release in the Jetson Xavier NX system-on-module. The system broke, and now I couldn’t reinstall the software again. I tried to use SDK manager, but didn’t work. The big problem is I can’t install the system in the sd card.

Any time there is a third party carrier board there is a strong chance that various lanes which can have multiple functions will be routed differently than the dev kit. This means you need a different device tree (part of firmware) for the module to function on that carrier board. I suspect you have the wrong firmware for that carrier board.

Third party carrier board manufacturers might have an exact match to the layout of the dev kits, in which case they will tell you to use the NVIDIA flash software. They might also have just a patch to the NVIDIA flash software (typically a new device tree). Lastly, they might provide their own flash software as an edited and rebranded dev kit flash software. You must go to the manufacturer and look for their flash software. If they tell you to use the dev kit software, then we can go from there (otherwise flash with their software).

There is one other twist on the story you should know about. Commercial modules are what most manufacturers use, and these have both QSPI memory and eMMC. A full flash of an eMMC model typically does everything needed. If this is a dev kit module, then it won’t have eMMC memory, and more content is on the QSPI memory (boot content, plus the equivalent of a BIOS). For this latter “purely SD card without eMMC” model, you must have a compatible QSPI content. This latter case typically allows you to add new content to the SD card without QSPI flash, but if there is a bug fix or a major release change, then you’d also have to flash the QSPI once. Answering requires knowing if this is a dev kit versus a third party carrier board, and if the model has eMMC or not. Mostly I suspect this is a third party carrier board and you’ll have to use the instructions from your drone manufacturer, along with their software.

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