2.2.3.5 USB_DEVICE_SYNCH_FRAME_EVENT_ENABLE Macro
C
#define USB_DEVICE_SYNCH_FRAME_EVENT_ENABLE
Summary
USB Device Layer Synch Frame Event Enable
Specifying this configuration macro will cause the USB Device Layer to generate the USB_DEVICE_EVENT_SYNCH_FRAME event when a Synch Frame control transfer request is received. If this macro is not defined, the USB Device Layer will stall the control transfer request associated with this event.