A simple game
Dependencies: 4DGL-uLCD-SE mbed-rtos mbed
Fork of rtos_signals by
Speaker.h@4:2bb5deb83b81, 2016-11-04 (annotated)
- Committer:
- gmiles3
- Date:
- Fri Nov 04 13:45:06 2016 +0000
- Revision:
- 4:2bb5deb83b81
Initial commit for angry balls game
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
gmiles3 | 4:2bb5deb83b81 | 1 | #include "mbed.h" |
gmiles3 | 4:2bb5deb83b81 | 2 | // a new class to play a note on Speaker based on PwmOut class |
gmiles3 | 4:2bb5deb83b81 | 3 | class Speaker |
gmiles3 | 4:2bb5deb83b81 | 4 | { |
gmiles3 | 4:2bb5deb83b81 | 5 | public: |
gmiles3 | 4:2bb5deb83b81 | 6 | Speaker(PinName pin) : _pin(pin) { |
gmiles3 | 4:2bb5deb83b81 | 7 | // _pin(pin) means pass pin to the Speaker Constructor |
gmiles3 | 4:2bb5deb83b81 | 8 | } |
gmiles3 | 4:2bb5deb83b81 | 9 | // class method to play a note based on PwmOut class |
gmiles3 | 4:2bb5deb83b81 | 10 | void PlayNote(float frequency, float duration, float volume) { |
gmiles3 | 4:2bb5deb83b81 | 11 | _pin.period(1.0/frequency); |
gmiles3 | 4:2bb5deb83b81 | 12 | _pin = volume/2.0; |
gmiles3 | 4:2bb5deb83b81 | 13 | wait(duration); |
gmiles3 | 4:2bb5deb83b81 | 14 | _pin = 0.0; |
gmiles3 | 4:2bb5deb83b81 | 15 | } |
gmiles3 | 4:2bb5deb83b81 | 16 | |
gmiles3 | 4:2bb5deb83b81 | 17 | private: |
gmiles3 | 4:2bb5deb83b81 | 18 | PwmOut _pin; |
gmiles3 | 4:2bb5deb83b81 | 19 | }; |