:orphan:

.. title:: CONFIG_BT_ATT_PREPARE_COUNT

.. kconfig:: CONFIG_BT_ATT_PREPARE_COUNT

CONFIG_BT_ATT_PREPARE_COUNT
###########################

*Number of ATT prepare write buffers*

Type: ``int``

Help
====

.. code-block:: none

    Number of buffers available for ATT prepare write, setting
    this to 0 disables GATT long/reliable writes.

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

\ :kconfig:`BT_CONN <CONFIG_BT_CONN>` && \ :kconfig:`BT_HCI_HOST <CONFIG_BT_HCI_HOST>` && \ :kconfig:`BT_HCI <CONFIG_BT_HCI>` && \ :kconfig:`BT <CONFIG_BT>`

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

Default
=======

- 0

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



At ``<Zephyr Subsystem>/bluetooth/host/Kconfig.gatt:19``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:44`` → ``<Zephyr Subsystem>/Kconfig:9`` → ``<Zephyr Subsystem>/bluetooth/Kconfig:174`` → ``<Zephyr Subsystem>/bluetooth/host/Kconfig:454``

Menu path: (Top) → Sub Systems and OS Services → Bluetooth → ATT and GATT Options

.. code-block:: kconfig

    config BT_ATT_PREPARE_COUNT
    	int "Number of ATT prepare write buffers"
    	range 0 64
    	default 0
    	depends on BT_CONN && BT_HCI_HOST && BT_HCI && BT
    	help
    	  Number of buffers available for ATT prepare write, setting
    	  this to 0 disables GATT long/reliable writes.

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