Phil Quinton wrote: > When an audio stream starts (play), 12 urbs get sent (very close > together) to the main isosynchronous end point They are submitted to the endpoint's queue. The actual transmission is managed by the controller's hardware and happens later, once per microframe. > This is causing a buffer overrun on my DIY usb audio device. This sounds like a bug in your firmware. Regards, Clemens ------------------------------------------------------------------------------ _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user