CONFIG_MCUMGR_BUF_USER_DATA_SIZE

Size of mcumgr buffer user data

Type: int

Help

The size, in bytes, of user data to allocate for each mcumgr buffer. Different mcumgr transports impose different requirements for this setting. A value of 4 is sufficient for UART, shell, and bluetooth.

Direct dependencies

MCUMGR

(Includes any dependencies from ifs and menus.)

Default

  • 4

Kconfig definition

At subsys/mgmt/Kconfig:87

Included via Kconfig:8Kconfig.zephyr:44subsys/Kconfig:20

Menu path: (Top) → Management → mcumgr Support

config MCUMGR_BUF_USER_DATA_SIZE
    int "Size of mcumgr buffer user data"
    default 4
    depends on MCUMGR
    help
      The size, in bytes, of user data to allocate for each mcumgr buffer.
      Different mcumgr transports impose different requirements for this
      setting.  A value of 4 is sufficient for UART, shell, and bluetooth.

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