awef

Dependents:   KeypadPiano

Fork of Speaker by ze chen

Files at this revision

API Documentation at this revision

Comitter:
UnitedHolmes
Date:
Tue Dec 08 00:43:32 2015 +0000
Parent:
0:41292907c9cb
Commit message:
latest edit;

Changed in this revision

Speaker.h Show annotated file Show diff for this revision Revisions of this file
diff -r 41292907c9cb -r bd28eb0ec6f8 Speaker.h
--- a/Speaker.h	Tue Feb 12 06:24:02 2013 +0000
+++ b/Speaker.h	Tue Dec 08 00:43:32 2015 +0000
@@ -7,11 +7,31 @@
 // _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);
+    void PlayNote(float frequency, float frequency2, float duration, float volume) {
+        if (frequency == 0) {
+            _pin.period(1.0/frequency2);
+            _pin = volume/2.0;
+            wait(duration);
+            }
+        else if(frequency2 == 0) {
+            _pin.period(1.0/frequency);
+            _pin = volume/2.0;
+            wait(duration);
+            }
+        else {
+           _pin.period(1.0/frequency);
+            _pin = volume/2.0;
+        wait(.008);
+        _pin = 0.0;
+        _pin.period(1.0/frequency2);
         _pin = volume/2.0;
-        wait(duration);
-        _pin = 0.0;
+        wait(.008);
+        }
+    }
+    
+    void StopPlaying() {
+        _pin = 0;
+        wait(0.001);
     }
  
 private: