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-rw-r--r--Demos/Device/LowLevel/VirtualSerial/Descriptors.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/Demos/Device/LowLevel/VirtualSerial/Descriptors.h b/Demos/Device/LowLevel/VirtualSerial/Descriptors.h
index 9f4bf4b42..2ab33e923 100644
--- a/Demos/Device/LowLevel/VirtualSerial/Descriptors.h
+++ b/Demos/Device/LowLevel/VirtualSerial/Descriptors.h
@@ -65,11 +65,15 @@
typedef struct
{
USB_Descriptor_Configuration_Header_t Config;
+
+ // CDC Control Interface
USB_Descriptor_Interface_t CDC_CCI_Interface;
USB_CDC_Descriptor_FunctionalHeader_t CDC_Functional_Header;
USB_CDC_Descriptor_FunctionalACM_t CDC_Functional_ACM;
USB_CDC_Descriptor_FunctionalUnion_t CDC_Functional_Union;
USB_Descriptor_Endpoint_t CDC_NotificationEndpoint;
+
+ // CDC Data Interface
USB_Descriptor_Interface_t CDC_DCI_Interface;
USB_Descriptor_Endpoint_t CDC_DataOutEndpoint;
USB_Descriptor_Endpoint_t CDC_DataInEndpoint;