Help¶

Size of the driver's internal event queue.
Required size will depend on number of endpoints (class instances) in use.

Direct dependencies¶

USB_NRFX && USB

(Includes any dependencies from ifs and menus.)

Default¶

32

Kconfig definition¶

At <Zephyr>/drivers/usb/device/Kconfig:60

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:32 → <Zephyr>/drivers/Kconfig:68 → <Zephyr>/drivers/usb/Kconfig:11

Menu path: (Top) → Device Drivers → USB → Nordic Semiconductor USB Device Controller Driver

config USB_NRFX_EVT_QUEUE_SIZE
    int "USBD event queue size"
    range 4 64
    default 32
    depends on USB_NRFX && USB
    help
      Size of the driver's internal event queue.
      Required size will depend on number of endpoints (class instances) in use.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)