:orphan:

.. title:: CONFIG_BT_CTLR_ECDH

.. kconfig:: CONFIG_BT_CTLR_ECDH

CONFIG_BT_CTLR_ECDH
###################

*Elliptic Curve Diffie-Hellman (ECDH)*

Type: ``bool``

Help
====

.. code-block:: none

    Enable support for Bluetoooth v4.2 Elliptic Curve Diffie-Hellman
    feature in the controller.

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

\ :kconfig:`BT_CTLR_ECDH_SUPPORT <CONFIG_BT_CTLR_ECDH_SUPPORT>` && \ :kconfig:`BT_CONN <CONFIG_BT_CONN>` && \ :kconfig:`BT_CTLR <CONFIG_BT_CTLR>` && \ :kconfig:`BT_HCI <CONFIG_BT_HCI>` && \ :kconfig:`BT <CONFIG_BT>`

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

Default
=======

- y

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



At ``<Zephyr Subsystem>/bluetooth/controller/Kconfig:286``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:44`` → ``<Zephyr Subsystem>/Kconfig:9`` → ``<Zephyr Subsystem>/bluetooth/Kconfig:175``

Menu path: (Top) → Sub Systems and OS Services → Bluetooth → Bluetooth Controller

.. code-block:: kconfig

    config BT_CTLR_ECDH
    	bool "Elliptic Curve Diffie-Hellman (ECDH)"
    	default y
    	depends on BT_CTLR_ECDH_SUPPORT && BT_CONN && BT_CTLR && BT_HCI && BT
    	help
    	  Enable support for Bluetoooth v4.2 Elliptic Curve Diffie-Hellman
    	  feature in the controller.

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