Simple example to demonstrate the USB MIDI library

Dependencies:   USBMIDI mbed

Revision:
0:4b55d56b6b61
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Feb 20 13:15:46 2011 +0000
@@ -0,0 +1,37 @@
+// Hello World example for the USBMIDI library
+
+#include "mbed.h"
+#include "USBMIDI.h"
+
+void show_message(MIDIMessage msg) {
+    switch (msg.type()) {
+        case MIDIMessage::NoteOnType:
+            printf("NoteOn key:%d, velocity: %d, channel: %d\n", msg.key(), msg.velocity(), msg.channel());
+            break;
+        case MIDIMessage::NoteOffType:
+            printf("NoteOff key:%d, velocity: %d, channel: %d\n", msg.key(), msg.velocity(), msg.channel());
+            break;
+        case MIDIMessage::ControlChangeType:    
+            printf("ControlChange controller: %d, data: %d\n", msg.controller(), msg.value());
+            break;
+        case MIDIMessage::PitchWheelType:
+            printf("PitchWheel channel: %d, pitch: %d\n", msg.channel(), msg.pitch());
+            break;
+        default:
+            printf("Another message\n");
+    }    
+}
+
+USBMIDI midi;
+
+int main() {          
+    midi.attach(show_message);         // call back for messages received    
+    while (1) {    
+        for(int i=48; i<83; i++) {     // send some messages!
+            midi.write(MIDIMessage::NoteOn(i));
+            wait(0.25);
+            midi.write(MIDIMessage::NoteOff(i));
+            wait(0.5);
+        }
+    }
+}