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Re: Acquiring Dental RVG on Linux

Am Sonntag, 13. Dezember 2020, 14:59:40 CET schrieb Sonali Warunjikar:

> On Sun, Dec 13, 2020 at 02:47:15PM +0100, Sebastian Hilbert wrote:

> > If you want to try talking to the device look at

> >

> > https://github.com/JohnDMcMaster/usbrply[1]


> Present worry is getting reliable data to replay in the first place. As I

> said usbmon truncates bytes and I have several observations to believe

> that wireshark data is not reliable - even the endpoints it claims to have

> talked with are not present in lsusb output of the same device. Its export

> is totally buggy as well.


> Hence I'll try binary interface of usbmon next time around which will be

> (hopefully) more reliable.


> > I wonder how you would be able to see that something is happening. Is

> > there an LED that provides feeback ?


> At present, if anything other than 'Input/Output Error' or 'Timeout'

> occurs I'd consider that as progress! I don't think 'read' is a problem

> itself and it's unlikely that I'll miss the data that is returned - of

> course I can confirm that only after going past these errors.


If software capture is a pain maybe hardware can help.








Seems like they are around $100 including shipping. Not exactly cheap but if it works and saves you hours of wasted time ....


There is always ebay to sell it once you are done :-)


I am sure there are other solutions as well.


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