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Doesn't it happen that someone has an idea or a clue what it might be?

Or does anyone have experience with the USB touchscreen library?

I would be very grateful for a tip on where to start.
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If you want to use the touchscreen with the RawHID function, it doesn't work.

Code is the slightly adapted Teensy "Single Finger Line Example"


elapsedMillis nextTouch;

void setup() {...