Added MidiUSB example (wip).

examples/MidiUSB/MidiUSB.ino

@@ -0,0 +1,39 @@
+#include <MIDI.h>
+#include <midi_UsbTransport.h>
+
+static const unsigned sUsbTransportBufferSize = 16;
+typedef midi::UsbTransport<sUsbTransportBufferSize> UsbTransport;
+
+UsbTransport sUsbTransport;
+
+MIDI_CREATE_INSTANCE(UsbTransport, sUsbTransport, MIDI);
+
+// --
+
+void handleNoteOn(byte inChannel, byte inNumber, byte inVelocity)
+{
+    Serial.print("NoteOn  ");
+    Serial.print(inNumber);
+    Serial.print("\tvelocity: ");
+    Serial.println(inVelocity);
+}
+void handleNoteOff(byte inChannel, byte inNumber, byte inVelocity)
+{
+    Serial.print("NoteOff ");
+    Serial.print(inNumber);
+    Serial.print("\tvelocity: ");
+    Serial.println(inVelocity);
+}
+
+void setup() {
+    Serial.begin(115200);
+    while (!Serial);
+    MIDI.begin();
+    MIDI.setHandleNoteOn(handleNoteOn);
+    MIDI.setHandleNoteOff(handleNoteOff);
+    Serial.println("Arduino ready.");
+}
+
+void loop() {
+    MIDI.read();
+}