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Update CircuitPython_I2S_Tone.py

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fixed trailing white space issue
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papahabla 2019-02-26 10:19:34 -08:00 committed by GitHub
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commit 1cddf91478
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Adafruit_MAX98357/CircuitPython_I2S_Tone.py
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@ -11,7 +11,7 @@ frequency = 440 # Set this to the Hz of the tone you want to generate.
length = sample_rate // frequency # One freqency period
sine_wave = array.array("H", [0] * length)
for i in range(length):
sine_wave[i] = int((math.sin(math.pi * 2 * frequency * i / sample_rate) *
sine_wave[i] = int((math.sin(math.pi * 2 * frequency * i / sample_rate) *
tone_volume + 1) * (2 ** 15 - 1))
# For Feather M0 Express, ItsyBitsy M0 Express, Metro M0 Express