CONFIG_BT_ATT_PREPARE_COUNT

Number of ATT prepare write buffers

Type: int

Help

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

Direct dependencies

BT_CONN && BT_HCI_HOST && BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Default

• 0

Kconfig definition

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

Included via Kconfig:8 → Kconfig.zephyr:44 → <Subsystem>/Kconfig:9 → <Subsystem>/bluetooth/Kconfig:180 → <Subsystem>/bluetooth/host/Kconfig:443

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

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.)