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CONFIG_CDC_ACM_IAD
¶
Force using Interface Association Descriptor
Type: bool
Help¶
IAD should not be required for non-composite CDC ACM device, but Windows 7 fails to properly enumerate without it. Enable if you want CDC ACM to work with Windows 7.
Direct dependencies¶
USB_CDC_ACM
&& USB_DEVICE_STACK
(Includes any dependencies from ifs and menus.)
Default¶
y
Kconfig definition¶
At <Zephyr>/subsys/usb/class/Kconfig:46
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:34
→ <Zephyr>/subsys/Kconfig:42
→ <Zephyr>/subsys/usb/Kconfig:144
Menu path: (Top) → Sub Systems and OS Services → USB Device Support → USB CDC ACM Device Class Driver
config CDC_ACM_IAD bool "Force using Interface Association Descriptor" default y depends onUSB_CDC_ACM
&&USB_DEVICE_STACK
help IAD should not be required for non-composite CDC ACM device, but Windows 7 fails to properly enumerate without it. Enable if you want CDC ACM to work with Windows 7.
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)