Hi, On 2020-12-13 7:59 a.m., Mayuresh wrote: > On Sun, Dec 13, 2020 at 09:39:03AM -0500, m. allan noah wrote: >> I think you have far more work to do than you realize.The first step >> would be to get some usb logs of the scanner in action using wireshark >> on windows. Someone here may recognize the image format or protocol. > Yes, I have those with wireshark as well as usbmon (attached). These are > prior to actually getting the image (which requires going to a dental > clinic to get the device exposed to x ray, so might take some time). > > For wireshark following filter selects the device: > > usb.bus_id == 1 and usb.device_address == 6 > > usbmon has a limitation that it won't show more than 32 bytes per event. > > I am baffled by the difference in end-point numbers shown by wireshark and > usbmon. Those in usbmon match with lsusb, those in wireshark don't. > It is a long shot, but you could ask the manufacturer for protocol information. They mostly ignore requests of this kind or give some b*llshit excuse, but it you don't try, you don't know.
Cheers, Ralph
