Help¶

Enable support for Bluetooth v4.2 LE Data Length Update procedure, up to 251 byte cleartext payloads in the Controller. Encrypted connections are not supported.

Direct dependencies¶

BT_CTLR_DATA_LENGTH && SOC_SERIES_NRF51X && BT_LL_SW && BT_CTLR && BT_HCI && BT

(Includes any dependencies from if’s and menus.)

Defaults¶

No defaults. Implicitly defaults to n.

Kconfig definition¶

At subsys/bluetooth/controller/Kconfig:312

Included via Kconfig:10 → Kconfig.zephyr:35 → subsys/Kconfig:8 → subsys/bluetooth/Kconfig:156

Menu path: (top menu) → Bluetooth → Advanced features

config BT_CTLR_DATA_LENGTH_CLEAR
    bool
    prompt "Data Length Support (Cleartext only)" if BT_CTLR_DATA_LENGTH && SOC_SERIES_NRF51X && BT_LL_SW && BT_CTLR && BT_HCI && BT && BT_CTLR_ADVANCED_FEATURES
    depends on BT_CTLR_DATA_LENGTH && SOC_SERIES_NRF51X && BT_LL_SW && BT_CTLR && BT_HCI && BT
    help
      Enable support for Bluetooth v4.2 LE Data Length Update procedure, up to
      251 byte cleartext payloads in the Controller. Encrypted connections
      are not supported.

(Definitions include propagated dependencies, including from if’s and menus.)