Re: [pyusb-users] A device attached to the system is not functioning.

2013-05-03 Thread Wander Lairson Costa
2013/5/3 Simon C.J. : > Hi all, > > I'm new to pyusb. try to use ctrl_transfer() to get Device Descriptor, and > get the below error message. > My question is : > Does "ctrl_transfer()" support to access Standard RequestType(D6D5=00)? > > Please help! Please, post your code so we can help you. An

[pyusb-users] A device attached to the system is not functioning.

2013-05-02 Thread Simon C.J.
Hi all, I'm new to pyusb. try to use ctrl_transfer() to get Device Descriptor, and get the below error message. My question is : Does "ctrl_transfer()" support to access Standard RequestType(D6D5=00)? Please help! *Traceback (most recent call last):* * File "D:\MyWork\pyusb\usb_devd.py", line