hack gt final code
Dependencies: 4DGL-uLCD-SE BMP085 PinDetect SDFileSystem mbed wave_player
Speaker.h
- Committer:
- otis22894
- Date:
- 2016-09-28
- Revision:
- 14:23390a020d1c
- Parent:
- 4:d29e7e826c42
File content as of revision 14:23390a020d1c:
#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; };