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Quick Fix of overflow for larger toggle_count values #565

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Quick Fix of overflow for larger toggle_count values #565

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2 changes: 1 addition & 1 deletion cores/arduino/Tone.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -349,7 +349,7 @@ void tone(uint8_t _pin, unsigned int frequency, unsigned long duration)
// Calculate the toggle count
if (duration > 0)
{
toggle_count = 2 * frequency * duration / 1000;
toggle_count = 2 * (unsigned long)frequency * duration / 1000;
}
else
{
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