Diff: Audio.cpp

Revision:

0:e9c48701a273

diff -r 000000000000 -r e9c48701a273 Audio.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Audio.cpp	Mon Aug 07 10:54:06 2017 +0000
@@ -0,0 +1,111 @@
+#include "Audio.h"
+
+extern Serial dbg;
+
+double nada[10] = {0, 247, 262, 294, 330, 349, 392, 440, 494, 523};
+//double nadas[16] = { 6, 6, 0, 6,
+//                     0, 4, 6, 0,
+//                     8, 0, 0, 0,
+//                     1, 0, 0, 0 };
+//                     
+unsigned int nadas[8] = { 1, 2, 3, 4,
+                     5, 6, 7, 8 };
+                     
+Audio::Audio(PinName buzzer): _out(buzzer)
+{
+}
+    
+void Audio::SetVolume(double volume)
+{
+    vol = volume;
+}   
+
+void Audio::SetDuration(unsigned int milisec)
+{
+    ms = milisec;
+}
+        
+void Audio::PlayNote(unsigned int angka)
+{
+    if(angka > 8) angka -= 8;
+    
+    double Nada = nada[angka];
+    PlayNote(Nada*4.24, ms, vol);
+}
+
+void Audio::mute()
+{
+    DigitalOut *out = new DigitalOut(_out);
+    out->write(0);
+    delete out;
+}
+
+void Audio::PlayNote(double frequency, double duration, double volume)
+{
+    PwmOut *out = new PwmOut(_out);
+    out->period(1.0/frequency);
+    out->write(volume/2.0);
+    wait_ms(duration);
+    out->write(0.0);
+    delete out;
+}
+
+// -----------------------------------------------------------------------------
+MyAudio::MyAudio(PinName buzz) : Audio (buzz)
+{}
+
+void MyAudio::play(const int &code)
+{
+    switch(code)
+    {
+        case 0 :
+            mute();
+            break;
+        case 1 :
+            playing(6);
+            set();
+            playing(1);
+            set();
+            mute();
+            break;
+        case 2 :
+            
+//            break;
+        case 3 :
+            
+//            break;
+        case 4 :
+            set();
+            playing(1);
+            break;
+        case 5 :
+            set();
+            for(int i=0; i<3; i++)playing(4);
+            break;
+        default:
+            set(100, 0.5);
+            for(int j=0; j<8; j++)
+            {
+                playing(nadas[j]);
+            }
+            set();
+            mute();
+            break;
+    }
+}
+
+void MyAudio::set(double dur, double vol)
+{
+    Audio::SetVolume(vol);
+    Audio::SetDuration(dur);
+}
+
+void MyAudio::playing(unsigned int note)
+{
+    Audio::PlayNote(note);
+}
+
+void MyAudio::mute()
+{
+    Audio::mute();
+}