Help¶

USB CDC ACM ring buffer size

Direct dependencies¶

USB_CDC_ACM && USB_DEVICE_STACK

(Includes any dependencies from ifs and menus.)

Default¶

1024

Kconfig definition¶

At <Zephyr>/subsys/usb/class/Kconfig:18

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:34 → <Zephyr>/subsys/Kconfig:45 → <Zephyr>/subsys/usb/Kconfig:144

Menu path: (Top) → Sub Systems and OS Services → USB Device Support → USB CDC ACM Device Class Driver

config USB_CDC_ACM_RINGBUF_SIZE
    int "USB CDC ACM ring buffer size"
    default 1024
    depends on USB_CDC_ACM && USB_DEVICE_STACK
    help
      USB CDC ACM ring buffer size

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