example skeleton code for student lab project
Dependencies: 4DGL-uLCD-SE PinDetect SDFileSystem mbed
Fork of mymbedthermostat by
Speaker.h
- Committer:
- 4180_1
- Date:
- 2014-01-23
- Revision:
- 4:9a4d22a279b3
- Parent:
- 2:58d85409f7ff
File content as of revision 4:9a4d22a279b3:
#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; };