As long as the input pin is toggling (even just with noise), the timeout will keep being reset. Also, I cannot recall which (but you can easily test this), but if the input is in the wrong state when at idle, it won't time out either.
As long as the input pin is toggling (even just with noise), the timeout will keep being reset. Also, I cannot recall which (but you can easily test this), but if the input is in the wrong state when at idle, it won't time out either.
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