Help¶

Maximum size of each incoming L2CAP PDU.

Direct dependencies¶

BT_CONN && BT_HCI_HOST && BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Defaults¶

Kconfig definition¶

At subsys/bluetooth/host/Kconfig.l2cap:8

Included via Kconfig:8 → Kconfig.zephyr:34 → subsys/Kconfig:9 → subsys/bluetooth/Kconfig:239 → subsys/bluetooth/host/Kconfig:506

Menu path: (Top) → Sub Systems and OS Services → Bluetooth → L2CAP Options

config BT_L2CAP_RX_MTU
    int "Maximum supported L2CAP MTU for incoming data"
    range 70 1300 if BT_EATT
    range 65 1300 if BT_SMP
    range 23 1300
    default 200 if BT_BREDR
    default BT_EATT_RX_MTU if BT_EATT
    default 65 if BT_SMP
    default 23
    depends on BT_CONN && BT_HCI_HOST && BT_HCI && BT
    help
      Maximum size of each incoming L2CAP PDU.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)