Simon: A Memory Game
Dependencies: 4DGL-uLCD-SE PinDetect mbed
Diff: Speaker.h
- Revision:
- 0:64ea583d77e2
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Speaker.h Tue Oct 21 04:25:07 2014 +0000 @@ -0,0 +1,20 @@ +#include "mbed.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: +// sets up specified pin for PWM using PwmOut class + PwmOut _pin; +}; \ No newline at end of file