Michele Furlanetto / Mbed 2 deprecated mbed_keyboard

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Dependencies:   TextLCD mbed MMA8451Q TSI

Diff: Speaker.h

Branch:
mono
Revision:
10:6e18b220e10c
Parent:
8:60231840370f
--- a/Speaker.h	Wed Sep 23 15:38:04 2015 +0000
+++ b/Speaker.h	Fri Oct 16 16:38:29 2015 +0000
@@ -9,31 +9,25 @@
 {
 public:
     Speaker(PinName pin) : _pin(pin) {
-    // _pin(pin) means pass pin to the Speaker Constructor
-    frequency=0;
     _volume=0.2;
     }
     // class method to play a note based on PwmOut class
-    void changeFrequency(double delta) {
-        frequency+=delta;
-        if(frequency >0){
-            _pin.period(1.0/frequency);
+    void changeFrequency(double newNote) {
+            _pin.period(1.0/newNote);
             _pin = _volume/2.0;
-        } else {
-               _pin = 0;
-               frequency=0;
-        }
     }
-    double getFreq(){
-        return frequency;   
+    
+    void stop(){
+        _pin=1;
+        _pin.period(0);
     }
+    
     float* getVolumeBuffer(){
         return &_volume;
     }
 private:
     PwmOut _pin;
     float _volume;
-    double frequency;
 };
 
 #endif
\ No newline at end of file