:orphan:

.. title:: BT_CTLR_DUP_FILTER_LEN

.. option:: CONFIG_BT_CTLR_DUP_FILTER_LEN

*Number of addresses in the scan duplicate filter*

Type: ``int``

Help
====

Set the number of unique BLE addresses that can be filtered as
duplicates while scanning.

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

\ :option:`BT_OBSERVER <CONFIG_BT_OBSERVER>` && \ :option:`BT_CTLR <CONFIG_BT_CTLR>` && \ :option:`BT_HCI <CONFIG_BT_HCI>` && \ :option:`BT <CONFIG_BT>`

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

Default
=======

- 16

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

.. highlight:: kconfig

At ``subsys/bluetooth/controller/Kconfig:186``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:44`` → ``subsys/Kconfig:6`` → ``subsys/bluetooth/Kconfig:161``

Menu path: (Top) → Bluetooth → Bluetooth Controller

.. parsed-literal::

    config BT_CTLR_DUP_FILTER_LEN
    	int "Number of addresses in the scan duplicate filter"
    	default 16
    	depends on \ :option:`BT_OBSERVER <CONFIG_BT_OBSERVER>` && \ :option:`BT_CTLR <CONFIG_BT_CTLR>` && \ :option:`BT_HCI <CONFIG_BT_HCI>` && \ :option:`BT <CONFIG_BT>`
    	help
    	  Set the number of unique BLE addresses that can be filtered as
    	  duplicates while scanning.

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