USB class 3c: I3C

I3C

Code3c
NameI3C
Subclasses0

Frequently asked questions

What is a USB device of class 3c (I3C)?

Class 3c stands for “I3C”; no subclasses are defined.

Which Linux drivers handle I3C?

In Linux kernel 6.12 no driver binds by this class alone; devices are matched by vendor and device ID instead.

How do I find the class of a USB device?

On Linux, lsusb -v shows the bDeviceClass and bInterfaceClass fields. On Windows it appears in the compatible IDs as USB\Class_3C&SubClass_XX.

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