* This event is time-critical; it is run once per millisecond and thus long handlers will significantly
* degrade device performance. This event should only be enabled when needed to reduce device wake-ups.
*
- * \note This event is not normally active - it must be manually enabled and disabled via the
- * \ref USB_Device_EnableSOFEvents() and \ref USB_Device_DisableSOFEvents() commands after enumeration.
- * \n\n
+ * \pre This event is not normally active - it must be manually enabled and disabled via the
+ * \ref USB_Device_EnableSOFEvents() and \ref USB_Device_DisableSOFEvents() commands after enumeration.
+ * \n\n
*
* \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
* \ref Group_USBManagement documentation).