This library allows an an Arduino based on SAMD architectures (i.e. (i.e Zero, MKRZero or MKR1000 Board)) to sample an analog Input signal and get back its frequency. The analog pin to be used to sample the signal and the sample frequency can be chosen.
Corrections, suggestions, and new documentation should be posted to the Forum.
The text of the Arduino reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.