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path: root/LUFA/Drivers/USB/Class/Device/MIDI.c
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Diffstat (limited to 'LUFA/Drivers/USB/Class/Device/MIDI.c')
-rw-r--r--LUFA/Drivers/USB/Class/Device/MIDI.c28
1 files changed, 5 insertions, 23 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/MIDI.c b/LUFA/Drivers/USB/Class/Device/MIDI.c
index 9b4cd4b04..42c06904b 100644
--- a/LUFA/Drivers/USB/Class/Device/MIDI.c
+++ b/LUFA/Drivers/USB/Class/Device/MIDI.c
@@ -55,36 +55,18 @@ bool USB_MIDI_ConfigureEndpoints(USB_ClassInfo_MIDI_t* MIDIInterfaceInfo)
return true;
}
-void USB_MIDI_SendNoteChange(USB_ClassInfo_MIDI_t* MIDIInterfaceInfo, const uint8_t Pitch, const bool OnOff,
- const uint8_t CableID, const uint8_t Channel)
-{
- if (!(USB_IsConnected))
- return;
-
- Endpoint_SelectEndpoint(MIDIInterfaceInfo->DataINEndpointNumber);
- while (!(Endpoint_IsReadWriteAllowed()));
-
- uint8_t Command = ((OnOff)? MIDI_COMMAND_NOTE_ON : MIDI_COMMAND_NOTE_OFF);
-
- Endpoint_Write_Byte((CableID << 4) | (Command >> 4));
-
- Endpoint_Write_Byte(Command | Channel);
- Endpoint_Write_Byte(Pitch);
- Endpoint_Write_Byte(MIDI_STANDARD_VELOCITY);
-
- Endpoint_ClearIN();
-}
-
void USB_MIDI_SendEventPacket(USB_ClassInfo_MIDI_t* MIDIInterfaceInfo, USB_MIDI_EventPacket_t* Event)
{
if (!(USB_IsConnected))
return;
Endpoint_SelectEndpoint(MIDIInterfaceInfo->DataINEndpointNumber);
- while (!(Endpoint_IsReadWriteAllowed()));
- Endpoint_Write_Stream_LE(Event, sizeof(USB_MIDI_EventPacket_t), NO_STREAM_CALLBACK);
- Endpoint_ClearIN();
+ if (Endpoint_IsReadWriteAllowed());
+ {
+ Endpoint_Write_Stream_LE(Event, sizeof(USB_MIDI_EventPacket_t), NO_STREAM_CALLBACK);
+ Endpoint_ClearIN();
+ }
}
bool USB_MIDI_ReceiveEventPacket(USB_ClassInfo_MIDI_t* MIDIInterfaceInfo, USB_MIDI_EventPacket_t* Event)