It works :)
Thank you for the clue. I do appreciate it :)
Kind regards,
Budi
On Thu, Sep 4, 2014 at 8:40 PM, Wander Lairson Costa <
wander.lair...@gmail.com> wrote:
> 2014-09-03 22:49 GMT-03:00 Setia Budi <boedy.b...@gmail.com>:
> > Dear all,
> > Currently I have been wrote a simple Python script (using PyUSB) to
> > communicate with an RFID reader. It is working well so far.
> > Recently I need to deal with control to RFID reader from a single
> computer.
> > I am aware about this documentation page
> > https://github.com/walac/pyusb/blob/master/docs/tutorial.rst which
> mention
> > about dealing with multiple identical devices, however, I couldn't
> > understand it.
> > Is anyone can help me with some examples to deal with this situation?
> Real
> > example would be very helpful for me :)
> >
>
> If you use usb.core.find(find_all=True, IdVendor=..., idProduct...)
> you will get all devices connected with the idVendor and idProduct
> supplied as an iterator. Each one is connected to a bus and has an
> associated address (just a id number in the bus).
>
> For example, if you have two devices connected and their idVendor and
> idProduct are, respectively, 0x1 and 0x2:
>
> devices = tuple(usb.core.find(find_all=True, idVendor=0x1, idProduct=0x2))
>
> print devices[0].bus, devices[0].address
> print devices[1].bus, devices[1].address
>
> devices[0].set_configuration()
> devices[1].set_configuration()
>
> Did you get it?
>
> --
> Best Regards,
> Wander Lairson Costa
>
>
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