So, my friend tried with another computer with Vista32 and everything where
fine (WinUSB driver installation with zadig.exe as long as find_all).
so I guess it is a driver installation issue.
++
Nicolas
2013/4/16 nico <sl1200...@gmail.com>
> Hi,
> sorry to be late on that...
> according to the first line of the user's log, libusbx try to use libusbK
> drivers instead of WINUSB ones:
>
> [ 0.000000] [00001450] libusbx: debug [libusb_init] created default context
> [ 0.000000] [00001450] libusbx: debug [libusb_init] libusbx v1.0.14.10576
> [ 0.000000] [00001450] libusbx: debug [init_polling] Will use CancelIoEx for
> I/O
> cancellation
> [ 0.036000] [00001450] libusbx: debug [winusbx_init] using libusbK DLL for
> unive
> rsal access
>
>
> is there's a simple way to remove libusbK driver?
> ++
> Nicolas
> Le 13/04/13 23:49, Pete Batard a écrit :
>
> On 2013.04.13 07:43, nico wrote:
>
> C:\users\...\bin>find_all.exe
> Number of FTDI devices found: 1
> Checking device: 0
> ftdi_usb_get_strings failed: -4 (libusb_open() failed)
>
>
> A libusb_open() issue is most likely a driver installation problem.
>
> I tested on Vista 32 with the RC3 binaries and cannot see the issue.
> Unfortunately, the FTDI device I use is not recognized by default by
> find_all, but I'm definitely having no issues getting the device strings
> fetched with xusb.
>
> Can you please test using xusb rather than find_all, to confirm that xusb
> also fails? The commands to use:
>
> set LIBUSB_DEBUG=4
> xusb -i 0403:6001
>
> If xusb does fail, I would strongly suggest reinstalling the drivers, as
> well as providing us the debug log you get.
>
> can you please provide a mingw32 dll with the LIBUSB_DEBUG flag (in case
> I do something wrong at compilation stage...).
> like that I can send it to try.
>
>
> Not needed. LIBUSB_DEBUG is meant to be used as indicated above. It works
> with the RC3 binaries.
>
> Attached is an example of what I get, with both xusb and find_all, using
> an OLIMEX-JTAG-TINY on a Vista 32 machine (NB: this is a real machine, not
> a VM).
>
> Regards,
>
> /Pete
>
>
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apps and a phenomenal toolset for data science. Developers can use
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