Bluetooth

Dependencies:   4DGL-uLCD-SE mbed MMA8452 PinDetect SDFileSystem wave_player

Committer:
jwalker366
Date:
Mon Dec 05 04:19:54 2022 +0000
Revision:
3:2499b6bda80f
Did alot. well go over it tomorrow

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jwalker366 3:2499b6bda80f 1 #ifndef SPEAKER_H
jwalker366 3:2499b6bda80f 2 #define SPEAKER_H
jwalker366 3:2499b6bda80f 3 #include "mbed.h"
jwalker366 3:2499b6bda80f 4
jwalker366 3:2499b6bda80f 5 // new class to play a note on Speaker based on PwmOut class
jwalker366 3:2499b6bda80f 6 class Speaker
jwalker366 3:2499b6bda80f 7 {
jwalker366 3:2499b6bda80f 8 public:
jwalker366 3:2499b6bda80f 9 Speaker(PinName pin) : _pin(pin) {
jwalker366 3:2499b6bda80f 10 // _pin(pin) means pass pin to the Speaker Constructor
jwalker366 3:2499b6bda80f 11 }
jwalker366 3:2499b6bda80f 12 // class method to play a note based on PwmOut class
jwalker366 3:2499b6bda80f 13 void PlayNote(float frequency, float duration, float volume) {
jwalker366 3:2499b6bda80f 14 _pin.period(1.0/frequency);
jwalker366 3:2499b6bda80f 15 _pin = volume/2.0;
jwalker366 3:2499b6bda80f 16 wait(duration);
jwalker366 3:2499b6bda80f 17 _pin = 0.0;
jwalker366 3:2499b6bda80f 18 }
jwalker366 3:2499b6bda80f 19
jwalker366 3:2499b6bda80f 20 private:
jwalker366 3:2499b6bda80f 21 PwmOut _pin;
jwalker366 3:2499b6bda80f 22 };
jwalker366 3:2499b6bda80f 23 #endif