Did you install libusb-win32? Wander
2010/4/11 Kevin Kilroy <kevkil...@googlemail.com>: > Hi all, > > I'm now using windows XP, however, when I now run the code, the app hangs > after the call to set_configuration() > > Any ideas? > > Thanks in advance, > > Kevin. > > On Sun, Apr 11, 2010 at 12:57 PM, Xiaofan Chen <xiaof...@gmail.com> wrote: >> >> On Sun, Apr 11, 2010 at 6:43 PM, Kevin Kilroy <kevkil...@googlemail.com> >> wrote: >> > I'm now trying on Ubuntu (8.04 64bit) & I'm now receiving this error: >> > >> > >> > File "test.py", line 13, in <module> >> > dev.set_configuration() >> > File "/usr/lib/python2.5/site-packages/usb/core.py", line 511, in >> > set_configuration >> > self._ctx.managed_set_configuration(self, configuration) >> > File "/usr/lib/python2.5/site-packages/usb/core.py", line 82, in >> > managed_set_configuration >> > self.backend.set_configuration(self.handle, cfg.bConfigurationValue) >> > File "/usr/lib/python2.5/site-packages/usb/backend/libusb01.py", line >> > 399, >> > in set_configuration >> > _check(_lib.usb_set_configuration(dev_handle, config_value)) >> > File "/usr/lib/python2.5/site-packages/usb/backend/libusb01.py", line >> > 352, >> > in _check >> > raise USBError(errmsg) >> > usb.core.USBError: could not set config 1: Device or resource busy >> > >> >> Again you have to detach the kernel HID driver to make libusb/pyusb >> working for USB device. >> >> For libusb01 backend, pyusb has this. You need to call it before >> setting the configuration. >> def detach_kernel_driver(self, dev_handle, intf): >> _check(_lib.usb_detach_kernel_driver_np(dev_handle, intf)) >> >> For libusb10, pyusb has the following. >> # int libusb_detach_kernel_driver(libusb_device_handle *dev, >> # int interface) >> lib.libusb_detach_kernel_driver.argtypes = [ >> _libusb_device_handle, >> c_int >> ] >> >> -- >> Xiaofan http://mcuee.blogspot.com >> >> >> ------------------------------------------------------------------------------ >> Download Intel® Parallel Studio Eval >> Try the new software tools for yourself. Speed compiling, find bugs >> proactively, and fine-tune applications for parallel performance. >> See why Intel Parallel Studio got high marks during beta. >> http://p.sf.net/sfu/intel-sw-dev >> _______________________________________________ >> pyusb-users mailing list >> pyusb-users@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/pyusb-users > > > ------------------------------------------------------------------------------ > Download Intel® Parallel Studio Eval > Try the new software tools for yourself. Speed compiling, find bugs > proactively, and fine-tune applications for parallel performance. > See why Intel Parallel Studio got high marks during beta. > http://p.sf.net/sfu/intel-sw-dev > _______________________________________________ > pyusb-users mailing list > pyusb-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/pyusb-users > > ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ pyusb-users mailing list pyusb-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/pyusb-users
