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Add error handling and retries to play_tone #18

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Merged
merged 2 commits into from
Nov 20, 2020
Merged

Add error handling and retries to play_tone #18

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Add error handling and retries to play_tone
makermelissa Nov 20, 2020
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makermelissa Nov 20, 2020
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13 changes: 11 additions & 2 deletions adafruit_magtag/peripherals.py
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Original file line number Diff line number Diff line change
Expand Up @@ -65,10 +65,19 @@ def __init__(self):
def play_tone(self, frequency, duration):
"""Automatically Enable/Disable the speaker and play
a tone at the specified frequency for the specified duration

It will attempt to play the sound up to 3 times in the case of
an error.
"""
self._speaker_enable.value = True
simpleio.tone(board.SPEAKER, frequency, duration)
attempt = 0
# Try up to 3 times to play the sound
while attempt < 3:
try:
simpleio.tone(board.SPEAKER, frequency, duration)
break
except NameError:
pass
attempt += 1
self._speaker_enable.value = False

@property
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