:orphan:

.. title:: CONFIG_BT_CTLR_ULL_LOW_PRIO

.. kconfig:: CONFIG_BT_CTLR_ULL_LOW_PRIO

CONFIG_BT_CTLR_ULL_LOW_PRIO
###########################

*Upper Link Layer Low IRQ priority*

Type: ``int``

Help
====

.. code-block:: none

    The interrupt priority for Ticker's Job IRQ and Upper Link Layer
    lower priority functions.

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

\ :kconfig:`BT_LL_SW_SPLIT <CONFIG_BT_LL_SW_SPLIT>` && \ :kconfig:`BT_CTLR <CONFIG_BT_CTLR>` && \ :kconfig:`BT_HCI <CONFIG_BT_HCI>` && \ :kconfig:`BT <CONFIG_BT>`

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

Default
=======

- \ :kconfig:`BT_CTLR_ULL_HIGH_PRIO <CONFIG_BT_CTLR_ULL_HIGH_PRIO>`

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



At ``<Zephyr Subsystem>/bluetooth/controller/Kconfig.ll_sw_split:342``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:44`` → ``<Zephyr Subsystem>/Kconfig:9`` → ``<Zephyr Subsystem>/bluetooth/Kconfig:175`` → ``<Zephyr Subsystem>/bluetooth/controller/Kconfig:659``

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

.. code-block:: kconfig

    config BT_CTLR_ULL_LOW_PRIO
    	int "Upper Link Layer Low IRQ priority" if BT_CTLR_ULL_LLL_PRIO_SUPPORT && BT_CTLR_ADVANCED_FEATURES && BT_LL_SW_SPLIT && BT_CTLR && BT_HCI && BT
    	range BT_CTLR_ULL_HIGH_PRIO 3 if SOC_SERIES_NRF51X
    	range BT_CTLR_ULL_HIGH_PRIO 6 if SOC_SERIES_NRF52X || SOC_SERIES_NRF53X
    	default BT_CTLR_ULL_HIGH_PRIO
    	depends on BT_LL_SW_SPLIT && BT_CTLR && BT_HCI && BT
    	help
    	  The interrupt priority for Ticker's Job IRQ and Upper Link Layer
    	  lower priority functions.

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