I'm not sure if this is in the right forum section, so apologies if not. Advanced warning I must be doing something very wrong for this to happen, so be prepared to despair. We're building a small PCB with a few inputs and outputs, which was initially controlled by a 328p. The need then arised to …

SAMD21 Strange I/O Pin Behaviour

arduarn January 21, 2019, 12:36pm 14

Interesting effect. Thanks for the follow up.

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