Re: [pyusb-users] backend problem

2011-01-04 Thread wander.lairson
2011/1/4 Emmanuel Blot : > Hello Karthikeyan, > > [OT] Please use a new thread when posting a new question, do not reply > to an existing, unrelated thread. > > d2xx is a library from FTDI Ltd, and it looks like you are referring > to PyUSB from http://bleyer.org/pyusb/, which is a different projec

Re: [pyusb-users] backend problem

2011-01-04 Thread Venkat, Karthikeyan
Hello Emmanuel , Thanks for the suggestion. I was also confused by the thread and was desperate to get an option to try a different option for accessing the F2DI device which i am using. I looked into the library which you have created. I am a total newbie to the interface via python. I would lik

Re: [pyusb-users] backend problem

2011-01-04 Thread Emmanuel Blot
Hello Karthikeyan, [OT] Please use a new thread when posting a new question, do not reply to an existing, unrelated thread. d2xx is a library from FTDI Ltd, and it looks like you are referring to PyUSB from http://bleyer.org/pyusb/, which is a different project. In other words, you've posted to

Re: [pyusb-users] backend problem

2011-01-04 Thread Venkat, Karthikeyan
On 3 January 2011 22:56, wander.lairson wrote: > 2011/1/3 mike s : > > > > Hi, > > I'm trying to start interfacing with USB devices with Python which led me > to > > PyUSB. I have installed the following software already: > > Mac OSX 10.6.5 > > Xcode > > Python 2.6.6 and 3.2 > > pkg-config-0.18.1

Re: [pyusb-users] backend problem

2011-01-03 Thread Emmanuel Blot
>>   File >> "/Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/usb/core.py", >> line 829, in find >>     raise ValueError('No backend available') >> ValueError: No backend available On Mac OS X, you can simply add the path to the dynamic library this way: DYLD_LIBRARY

Re: [pyusb-users] backend problem

2011-01-03 Thread wander.lairson
2011/1/3 mike s : > > Hi, > I'm trying to start interfacing with USB devices with Python which led me to > PyUSB. I have installed the following software already: > Mac OSX 10.6.5 > Xcode > Python 2.6.6 and 3.2 > pkg-config-0.18.1 > libusb-1.0.8 > pyusb-1.0.0-a1 > > In Python (2.6) I can have it im