Mohit Tandon / 4180_Secondary

Part 2 of our ECE 4180 Final Project

Dependencies:   4DGL-uLCD-SE MODSERIAL USBHost wave_player

Speaker.h

Committer:
mohit1234
Date:
2015-05-01
Revision:
0:25c861ee0c38

File content as of revision 0:25c861ee0c38:

#include "mbed.h"
// new class to play a note on Speaker based on PwmOut class
class Speaker
{
public:
    Speaker(PinName pin) : _pin(pin) {
// _pin(pin) means pass pin to the Speaker Constructor
    }
// class method to play a note based on PwmOut class
    void PlayNote(float frequency, float duration, float volume) {
        _pin.period(1.0/frequency);
        _pin = volume/2.0;
        wait(duration);
        _pin = 0.0;
    }

private:
    PwmOut _pin;
};