Re: [Libusbx-devel] problem reading configuration descriptor, win xp, selfmade usb device

2012-12-02 Thread Arne Pagel
Dear all, thanks for your support, (and sorry for catching the wrong button and not sending to the list before) I did some Debugging and now I can certainly say: - This is definitely no libusbx issue, - There is something strange on my device, but not a timing issue - It has nothing to do with t

Re: [Libusbx-devel] problem reading configuration descriptor, win xp, selfmade usb device

2012-11-28 Thread Arne Pagel
On 28.11.2012 19:01, Tim Roberts wrote: > The fact that it shows endpoints says that, at SOME point in time, the > system was able to read your configuration descriptor. Endpoint > descriptors do not exist on their own -- they are part of the > configuration descriptor. Thanks, I just thought that

Re: [Libusbx-devel] problem reading configuration descriptor, win xp, selfmade usb device

2012-11-28 Thread Arne Pagel
> We're not doing anything fancy but sending a basic Windows IOCTL for > that, so I'd rally with Tim in thinking that Windows may not find your > descriptors compliant enough. And I'm ready to bet that Microsoft's > USBView [1] will also fail reading your descriptors. That is right, also Usbview do

Re: [Libusbx-devel] problem reading configuration descriptor, win xp, selfmade usb device

2012-11-27 Thread Arne Pagel
> Each version of Windows has grown more and more strict about USB spec > compliance. Have you ever run the USB Command Verifier test suite on > this device? It does a pretty good job of exercising the generic > behavior of your device: > http://www.usb.org/developers/tools/ > > Is your devi

[Libusbx-devel] problem reading configuration descriptor, win xp, selfmade usb device

2012-11-27 Thread Arne Pagel
Dear all, currently I have a proplem getting my embedded selfmade usb device running together with libusbx under win32 (xp) I think the major point is that for some reason the configuration descriptor of my device (16D0:05BE) can not be accesed. Under Linux I am using this device for yers now wit