Help¶

Each data buffer will occupy CONFIG_NET_BUF_DATA_SIZE + smallish header (sizeof(struct net_buf)) amount of data. If context buffers are used, use the same size here.

Direct dependencies¶

ISOTP_USE_TX_BUF && ISOTP

(Includes any dependencies from ifs and menus.)

Default¶

4

Kconfig definition¶

At <Zephyr>/subsys/canbus/isotp/Kconfig:98

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:34 → <Zephyr>/subsys/Kconfig:11 → <Zephyr>/subsys/canbus/Kconfig:9

Menu path: (Top) → Sub Systems and OS Services → Controller Area Network (CAN) bus subsystem → ISO-TP Transport [EXPERIMENTAL] → Buffer tx writes

config ISOTP_TX_BUF_COUNT
    int "Number of data buffers for sending data"
    default 4
    depends on ISOTP_USE_TX_BUF && ISOTP
    help
      Each data buffer will occupy CONFIG_NET_BUF_DATA_SIZE + smallish
      header (sizeof(struct net_buf)) amount of data. If context buffers
      are used, use the same size here.

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