:orphan:

.. title:: USB_DFU_CLASS

.. option:: CONFIG_USB_DFU_CLASS

*USB DFU Class Driver*

Type: ``bool``

Help
====

.. code-block:: none

    USB DFU class driver

Direct dependencies
===================

\ :option:`IMG_MANAGER <CONFIG_IMG_MANAGER>` && \ :option:`USB_DEVICE_STACK <CONFIG_USB_DEVICE_STACK>`

*(Includes any dependencies from ifs and menus.)*

Defaults
========

No defaults. Implicitly defaults to ``n``.

Symbols selected by this symbol
===============================

- \ :option:`MPU_ALLOW_FLASH_WRITE <CONFIG_MPU_ALLOW_FLASH_WRITE>`
- \ :option:`POLL <CONFIG_POLL>`
- \ :option:`IMG_ERASE_PROGRESSIVELY <CONFIG_IMG_ERASE_PROGRESSIVELY>` if \ :option:`SOC_FLASH_NRF <CONFIG_SOC_FLASH_NRF>`

Kconfig definition
==================



At ``<Zephyr Subsystem>/usb/class/dfu/Kconfig:4``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:34`` → ``<Zephyr Subsystem>/Kconfig:49`` → ``<Zephyr Subsystem>/usb/Kconfig:153`` → ``<Zephyr Subsystem>/usb/class/Kconfig:20``

Menu path: (Top) → Sub Systems and OS Services → USB Device Support

.. code-block:: kconfig

    menuconfig USB_DFU_CLASS
    	bool "USB DFU Class Driver"
    	select MPU_ALLOW_FLASH_WRITE
    	select POLL
    	select IMG_ERASE_PROGRESSIVELY if SOC_FLASH_NRF
    	depends on IMG_MANAGER && USB_DEVICE_STACK
    	help
    	  USB DFU class driver

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*