My porting of USBHostMIDI library Example.

Dependencies:   F401RE-USBHost mbed

Revision:
0:02a6abbd7331
Child:
1:a03b21ba2647
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jun 25 21:20:23 2014 +0000
@@ -0,0 +1,52 @@
+#define _USB_TEST
+#include "mbed.h"
+#include "USBHostMIDI.h"
+
+DigitalOut led(LED1);
+ 
+void noteOn(unsigned char channel, unsigned char note, unsigned char velocity) {
+    printf("note on channel: %d, note: %d, velocity: %d\r\n", channel, note, velocity);
+}
+
+void noteOff(unsigned char channel, unsigned char note, unsigned char velocity) {
+    printf("note off channel: %d, note: %d, velocity: %d\r\n", channel, note, velocity);
+}
+
+void controlChange(unsigned char channel, unsigned char key, unsigned char value) {
+    printf("control change channel: %d, key: %d, value: %d\r\n", channel, key, value);
+}
+
+void programChange(unsigned char channel, unsigned char program) {
+    printf("progaram change channel: %d, program: %d\r\n", channel, program);
+}
+
+void pitchBend(unsigned char channel, unsigned int value) {
+    printf("pitch bend channel: %d, value: %d\r\n", channel, value);
+}
+ 
+int main() {
+    
+    USBHostMIDI midi; 
+    
+    // attach midi event callbacks
+    midi.attachNoteOn(noteOn);
+    midi.attachNoteOff(noteOff);
+    midi.attachControlChange(controlChange);
+    midi.attachProgramChange(programChange);
+    midi.attachPitchBend(pitchBend);
+
+    while(1) {
+        // try to connect a midi device
+        while(!midi.connect())
+            wait_ms(500);
+        
+        // if the device is disconnected, we try to connect it again
+        while (1) {
+            // if device disconnected, try to connect it again
+            if (!midi.connected()) break;
+            
+            // polling USB task
+            midi.poll();
+        }
+    }
+}
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