:orphan:

.. title:: BT_CTLR_RADIO_ENABLE_FAST

.. option:: CONFIG_BT_CTLR_RADIO_ENABLE_FAST

*Use tTXEN/RXEN,FAST ramp-up*

Type: ``bool``

Help
====

.. code-block:: none

    Enable use of fast radio ramp-up mode.

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

(\ :option:`SOC_COMPATIBLE_NRF52X <CONFIG_SOC_COMPATIBLE_NRF52X>` || \ :option:`SOC_SERIES_NRF53X <CONFIG_SOC_SERIES_NRF53X>`) && \ :option:`BT_LL_SW_SPLIT <CONFIG_BT_LL_SW_SPLIT>` && \ :option:`BT_CTLR <CONFIG_BT_CTLR>` && \ :option:`BT_HCI <CONFIG_BT_HCI>` && \ :option:`BT <CONFIG_BT>`

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

Default
=======

- y

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



At ``<Zephyr Subsystem>/bluetooth/controller/Kconfig.ll_sw_split:349``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:34`` → ``<Zephyr Subsystem>/Kconfig:9`` → ``<Zephyr Subsystem>/bluetooth/Kconfig:307`` → ``<Zephyr Subsystem>/bluetooth/controller/Kconfig:633``

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

.. code-block:: kconfig

    config BT_CTLR_RADIO_ENABLE_FAST
    	bool "Use tTXEN/RXEN,FAST ramp-up" if BT_CTLR_ADVANCED_FEATURES
    	default y
    	depends on (SOC_COMPATIBLE_NRF52X || SOC_SERIES_NRF53X) && BT_LL_SW_SPLIT && BT_CTLR && BT_HCI && BT
    	help
    	  Enable use of fast radio ramp-up mode.

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