Add one or more additional raspberry HATs?

Hello,

Any possibility to add one or more raspberry HATs between the raspberry pi and the navigator flight controller ? Via a HAT ribbon cable or a GPIO Stacking Header ?

Which GPIO Pins are used / unused by the navigator flight controller board ?

Thanks !

Hi @Lyra,

From the Navigator schematic (linked to in the Technical Details section of the product page), the Navigator makes use of or exposes all of the Raspberry Pi’s GPIO pins:

Adding extra connections to those pins may be possible in the case where the pins are for a communication protocol with multi-device support, or if you disable the relevant pin(s) from the autopilot’s usage (e.g. like here) if they’re not needed for autopilot peripherals.

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