4180Lab2Part10

Dependencies:   mbed

Fork of speaker_demo_PWM by jim hamblen

Files at this revision

API Documentation at this revision

Comitter:
CRaslawski
Date:
Mon Feb 27 22:53:39 2017 +0000
Parent:
2:68eee0fb2026
Commit message:
initial commit

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
--- a/main.cpp	Tue Oct 21 03:14:51 2014 +0000
+++ b/main.cpp	Mon Feb 27 22:53:39 2017 +0000
@@ -6,15 +6,41 @@
 // can also be used to play a song, if you have all of the notes and durations
 // for musical note frequencies see http://en.wikipedia.org/wiki/Piano_key_frequencies
 
+float t = 2.5; //tempo controller
+
 int main()
 {
-// setup instance of new Speaker class, mySpeaker using pin 21
+// setup instance of new Speaker class, mySpeaker using pin 22
 // the pin must be a PWM output pin
-    Speaker mySpeaker(p21);
-    // loops forever playing two notes on speaker
+    Speaker mySpeaker(p22);
+    //DigitalOut shutdown(p17);
+    // Ramblin Wreck
     while(1) {
-        mySpeaker.PlayNote(969.0,0.5,0.5);
-        mySpeaker.PlayNote(800.0,0.5,0.5);
+//first verse using lower octave because the speaker has too much sauce
+        mySpeaker.PlayNote(783.991,1.0/t,0.1); // G
+        mySpeaker.PlayNote(698.456,0.5/t,0.1); //F
+        mySpeaker.PlayNote(622.254,0.9/t,0.1); //E flat
+        mySpeaker.PlayNote(0.0,0.1/t,0.0); //separation between the same notes
+        mySpeaker.PlayNote(622.254,0.4/t,0.1); //E flat
+        mySpeaker.PlayNote(0.0,0.1/t,0.0);
+        mySpeaker.PlayNote(622.254,1.0/t,0.1); //E flat
+        mySpeaker.PlayNote(698.456,0.5/t,0.1); //F
+        mySpeaker.PlayNote(783.991,0.9/t,0.1); // G
+        mySpeaker.PlayNote(0.0,0.1/t,0.0);
+        mySpeaker.PlayNote(783.991,0.4/t,0.1); // G
+        mySpeaker.PlayNote(0.0,0.1/t,0.0);
+        mySpeaker.PlayNote(783.991,0.5/t,0.1); // G
+        mySpeaker.PlayNote(698.456,0.5/t,0.1); //F
+        mySpeaker.PlayNote(622.254,0.5/t,0.1); //E flat
+        mySpeaker.PlayNote(698.456,0.4/t,0.1); //F
+        mySpeaker.PlayNote(0.0,0.1/t,0.0);
+        mySpeaker.PlayNote(698.456,0.4/t,0.1); //F
+        mySpeaker.PlayNote(0.0,0.1/t,0.0);
+        mySpeaker.PlayNote(698.456,0.5/t,0.1); //F
+        mySpeaker.PlayNote(622.254,1.0/t,0.1); //E flat
+        mySpeaker.PlayNote(587.330,0.5/t,0.1); //D
+        mySpeaker.PlayNote(622.254,2.5/t,0.1); //E flat
+        mySpeaker.PlayNote(0.0,0.5/t,0.0); //rest then repeat
     }
 }