USB Libraries Help > USB Device Libraries > USB Device Layer Library > Configuring the Library > USB_DEVICE_SOF_EVENT_ENABLE Macro
MPLAB Harmony USB Stack
USB_DEVICE_SOF_EVENT_ENABLE Macro

USB Device Layer SOF Event Enable 

Specifying this configuration macro will cause the USB Device Layer to generate the USB_DEVICE_EVENT_SOF event. On Full Speed USB Devices, this event will be generated every 1 millisecond. On High Speed USB devices, this event will be generated every 125 microsecond.

C
#define USB_DEVICE_SOF_EVENT_ENABLE 
Remarks

None.