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uArmBuzzer.cpp
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61 lines (47 loc) · 989 Bytes
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/**
******************************************************************************
* @file uArmBuzzer.cpp
* @author David.Long
* @email xiaokun.long@ufactory.cc
* @date 2016-09-30
* @license GNU
* copyright(c) 2016 UFactory Team. All right reserved
******************************************************************************
*/
#include "uArmBuzzer.h"
uArmBuzzer buzzer;
uArmBuzzer::uArmBuzzer()
{
mOn = false;
}
void uArmBuzzer::setPin(unsigned char pin)
{
mPin = pin;
}
void uArmBuzzer::buzz(unsigned int frequency, unsigned long duration)
{
if (duration <= 0)
return;
mOn = true;
pinMode(mPin, OUTPUT);
mDuration = duration;
mStartTime = millis();
tone(mPin, frequency, duration);
//tone(mPin, frequency, duration);
}
void uArmBuzzer::stop()
{
noTone(mPin);
}
void uArmBuzzer::run()
{
if (mOn && (long)((millis() - mStartTime)) >= mDuration)
{
noTone(mPin);
mOn = false;
}
}
bool uArmBuzzer::on()
{
return mOn;
}