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  • macaba's Avatar
    11-23-2017, 09:16 PM
    The minimum - a 1k resistor in series (therefore limiting the current through the internal clamping diodes). Downside: Less S&H charge current for the ADC so might increase the variance in readings. Epyon's...
    5 replies | 437 view(s)
  • macaba's Avatar
    11-23-2017, 09:09 PM
    Logical; for sure. Good behavior; certainly not. Once 0 has been set once, it seems any positive integers after this point don't work. This would be ok if documented but it's not in the GitHub source or the PJRC...
    6 replies | 416 view(s)
  • macaba's Avatar
    11-23-2017, 08:25 PM
    Figured it out - passing a frequency of 0 creates some kind of unrecoverable fault. Coercing to 1 or higher fixes it.
    6 replies | 416 view(s)
  • macaba's Avatar
    11-23-2017, 08:15 PM
    Code running on Teensy 3.6: https://gist.github.com/macaba/33813b083b226fead09bfc127f83d7a2 It's so simple, I'm sure I'm missing something obvious... The sketch as-is won't output any tone (but the Serial output...
    6 replies | 416 view(s)
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Protecting analog inputs from overvoltage 11-23-2017 09:16 PM
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