:orphan:

.. title:: CONFIG_BT_CTLR_ISO_TX_BUFFERS

.. kconfig:: CONFIG_BT_CTLR_ISO_TX_BUFFERS

CONFIG_BT_CTLR_ISO_TX_BUFFERS
#############################

*Number of Isochronous Tx buffers*

Type: ``int``

Help
====

.. code-block:: none

    Set the number of Isochronous Tx PDUs to be queued for transmission
    in the controller.

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

(\ :kconfig:`BT_CTLR_ADV_ISO <CONFIG_BT_CTLR_ADV_ISO>` || \ :kconfig:`BT_CTLR_CONN_ISO <CONFIG_BT_CTLR_CONN_ISO>`) && \ :kconfig:`BT_CTLR <CONFIG_BT_CTLR>` && \ :kconfig:`BT_HCI <CONFIG_BT_HCI>` && \ :kconfig:`BT <CONFIG_BT>`

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

Default
=======

- 3

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



At ``<Zephyr Subsystem>/bluetooth/controller/Kconfig:186``

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

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

.. code-block:: kconfig

    config BT_CTLR_ISO_TX_BUFFERS
    	int "Number of Isochronous Tx buffers"
    	range 1 19
    	default 3
    	depends on (BT_CTLR_ADV_ISO || BT_CTLR_CONN_ISO) && BT_CTLR && BT_HCI && BT
    	help
    	  Set the number of Isochronous Tx PDUs to be queued for transmission
    	  in the controller.

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