TVZ2020 / Mbed 2 deprecated Konstrukcijski_Cindric

Simulacija rada semafora s 4 LED diode, 7 segmentog display-a, zvučnika, tipkala i potenciometra

Dependencies:   mbed

https://os.mbed.com/media/uploads/dcindric/picture1.png

buzzer.cpp

Committer:
dcindric
Date:
2021-05-07
Revision:
1:1b7ec94fe4ab
Parent:
0:2531c2b824f9

File content as of revision 1:1b7ec94fe4ab:

#include "buzzer.h"

AnalogIn potenciometar(PA_0);

Buzz::Buzz(PinName pin) : _pwm(pin)
{
    _pwm = 0;
}

void Buzz::buzzOff()
{
    _pwm = 0.0;
}

void Buzz::buzz()
{
    float frekvencija = potenciometar * 1000;
    if(frekvencija == 0) {
        buzzOff();
    } else if(frekvencija != 0) {
        _pwm.period(1.0 / frekvencija);
        _pwm = 0.5;
    }

}