Paul Rabbat / Mbed 2 deprecated ECE4180_FinalProject_SmartAlarm

Code written by Paul Rabbat, Angel Daruna, Jarel Hawkins, and Cordel Williams

Dependencies:   4DGL-uLCD-SE EthernetInterface HTTPClient NTPClient PinDetect SDFileSystem mbed-rpc mbed-rtos mbed wave_player

Fork of ECE4180_FinalProject by Angel Daruna

Speaker.h

Committer:
prabbat3
Date:
2014-12-07
Revision:
12:a99989062fee
Parent:
8:548f413118e9

File content as of revision 12:a99989062fee:

#include "mbed.h"
// a 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;
};