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Published 20 hours ago • verified publisher icon charlescao460

Printing in ISR

Open wizard97 opened this issue 5 years ago • 2 comments

I quickly looked at your Arduino sketch and noticed that you are printing over Serial in your packet handlers. The packet handlers run in an ISR, and printing over Serial in an ISR is undefined behavior.

wizard97 avatar Jan 17 '19 20:01 wizard97