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CONFIG_BT_CTLR_ULL_LOW_PRIO

Upper Link Layer Low IRQ priority

Type: int

Help

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

Direct dependencies

BT_LL_SW_SPLIT && BT_CTLR && BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Default

• BT_CTLR_ULL_HIGH_PRIO

Kconfig definition

At subsys/bluetooth/controller/Kconfig.ll_sw_split:298

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

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.)