Fix crash when calling tone() with frequency 0 #520
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Avoid division by 0 when a frequency of 0 is passed to the tone() function. If a 0 is passed, noTone() is called instead.
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giulcioffi
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May 21, 2020
Avoid division by 0 when a frequency of 0 is passed to the tone() function. If a 0 is passed, noTone() is called instead.
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Avoid division by 0 when a frequency of 0 is passed to tone(). If a 0 is passed, noTone() is called instead. Fixes #519