![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
wifi for mbed2
Dependencies: ESP8266Interface HTTPClient-SSL WebSocketClient mbed-rtos mbed
Diff: Speaker.h
- Revision:
- 0:5d3ac3a545d0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Speaker.h Tue Dec 08 23:26:23 2015 +0000 @@ -0,0 +1,23 @@ +#include "mbed.h" +// new class to play a note on Speaker based on PwmOut class +#ifndef _SPEAKER_H +#define _SPEAKER_H +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; +}; + +#endif // _SPEAKER_H \ No newline at end of file