X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/059ebd01a3f34ce288adfe30c6cd5b88553882fa..89c837ee34db186f7b1f859f767d587036573c4c:/Demos/Device/ClassDriver/MIDI/MIDI.c

diff --git a/Demos/Device/ClassDriver/MIDI/MIDI.c b/Demos/Device/ClassDriver/MIDI/MIDI.c
index f1a0d9afc..d50a254a2 100644
--- a/Demos/Device/ClassDriver/MIDI/MIDI.c
+++ b/Demos/Device/ClassDriver/MIDI/MIDI.c
@@ -67,9 +67,14 @@ int main(void)
 	{
 		CheckJoystickMovement();
 		
-		/* Must acknowedge MIDI packets from the host even though they aren't used, or the host locks up */
-		MIDI_EventPacket_t DummyMIDIEvent;
-		MIDI_Device_ReceiveEventPacket(&Keyboard_MIDI_Interface, &DummyMIDIEvent);
+		MIDI_EventPacket_t ReceivedMIDIEvent;
+		if (MIDI_Device_ReceiveEventPacket(&Keyboard_MIDI_Interface, &ReceivedMIDIEvent))
+		{
+			if (ReceivedMIDIEvent.Command == (MIDI_COMMAND_NOTE_ON >> 4))
+			  LEDs_SetAllLEDs(ReceivedMIDIEvent.Data2 > 64 ? LEDS_LED1 : LEDS_LED2);
+			else
+			  LEDs_SetAllLEDs(LEDS_NO_LEDS);
+		}
 	
 		MIDI_Device_USBTask(&Keyboard_MIDI_Interface);
 		USB_USBTask();