On Mon, 14 Aug 2023 at 23:01, Nathan Hjelm wrote: > libusb is responding to the changes in the IOUSBPlane maintained by the kernel Useful, thanks. > Is the software doing something that would cause re-enumeration? For example, making a call to libusb_reset_device? From a software point of view, I don't think so. The MCU replies to the control transfer and just resets, reinitialising the USB stack and reappearing with a different VID/PID. I'll work on some kind of debounce host-side. Thanks. Richard. _______________________________________________ libusb-devel mailing list libusb-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/libusb-devel