:orphan:

.. title:: BT_CTLR_RADIO_ENABLE_FAST

.. option:: CONFIG_BT_CTLR_RADIO_ENABLE_FAST

*Use tTXEN/RXEN,FAST ramp-up*

Type: ``bool``

Help
====

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
==================

.. highlight:: kconfig

At ``subsys/bluetooth/controller/Kconfig.ll_sw_split:336``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:34`` → ``subsys/Kconfig:9`` → ``subsys/bluetooth/Kconfig:240`` → ``subsys/bluetooth/controller/Kconfig:594``

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

.. parsed-literal::

    config BT_CTLR_RADIO_ENABLE_FAST
    	bool "Use tTXEN/RXEN,FAST ramp-up" if \ :option:`BT_CTLR_ADVANCED_FEATURES <CONFIG_BT_CTLR_ADVANCED_FEATURES>`
    	default y
    	depends on (\ :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>`
    	help
    	  Enable use of fast radio ramp-up mode.

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