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AudioFrequencyMeter

getFrequency()

Description

Returns the value of the detected frequency if it is above the threshold defined by setAmplitudeThreshold else -1

Syntax

AudioFrequencyMeter.getFrequency()

Return

The value of the detected frequency in Hz

See also

Reference Home

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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.

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