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-rw-r--r--Demos/Device/ClassDriver/AudioOutput/AudioOutput.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
index 81fd95b16..432f5e0fa 100644
--- a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
+++ b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
@@ -44,8 +44,8 @@ USB_ClassInfo_Audio_Device_t Speaker_Audio_Interface =
{
.Config =
{
- .ControlInterfaceNumber = 0,
- .StreamingInterfaceNumber = 1,
+ .ControlInterfaceNumber = INTERFACE_ID_AudioControl,
+ .StreamingInterfaceNumber = INTERFACE_ID_AudioStream,
.DataOUTEndpoint =
{
.Address = AUDIO_STREAM_EPADDR,