, revise your fw source code to follow the
correct USB Spec. After that, report the result to the list.
2008/12/23 Phil Hannent p...@hannent.co.uk:
Wander Lairson wrote:
What are the constants PLUG_BULK_IN_EP and PLUG_BULK_OUT_EP?
They are:
PLUG_BULK_IN_EP = 0x2
PLUG_BULK_OUT_EP = 0x81
hmmm, I think something like this should work:
try:
import usb
except:
print PyUSB not found
Wander
2009/1/2 Phil Hannent p...@hannent.co.uk:
Hello,
I am setting up my application to start the driver and that is all OK. My
question is what is the best way to determine if the Linux
detachKernelDriver will fail if you have no enough permissions, won't it?
2009/1/2 Jim Easterbrook j...@jim-easterbrook.me.uk:
Karl Ostmo wrote:
I use this approach in my code:
try:
self.handle.claimInterface( 0 )
except usb.USBError, e:
if
/libusbcamd.a
/usr/lib/w32api/libusbcamd2.a
but not cygusb0.dll file found.
Regards,
DAvid
On Fri, Jan 30, 2009 at 10:51 AM, Wander Lairson wander.lair...@gmail.com
wrote:
Well, I would try but as I am moving to a new house, my computer is
inside a box.
You could try open a interactive
H, I am sorry, I forgot, libusb under Windows is another project:
libusb-win32.sf.net. I guess they will
be more helpful regarding to this issue...
2009/2/13 David Portabella Clotet david.portabe...@gmail.com:
Hello,
I did not get any answer from the libusb mailing list.
Can you please
, Inc. TrackMan Marble Wheel
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
[m...@multivector ~]$
I have version 0.1.12 of libusb installed under fedora 10. I quess I'll
try version 1.0 next.
- Mike
On Thu, 2009-03-12 at 08:02 -0300, Wander Lairson wrote:
Please, try
Hi Sarah,
Would you mind opening a bug in SourceForge? So I can fix it at 0.4.2
release which I am preparing...
Thank you,
Wander
2009/3/20 Sarah Messer ikust...@yahoo.com:
I seem to have discovered a memory leak in usb.busses(), though I haven't yet
tracked it down in detail. Procedure to
Hi Thomas,
Thank you for the patches, I will review and included them asap.
Wander
2009/8/14 Thomas Reitmayr treitm...@devbase.at:
Hi,
I just wanted to let interested people know that I created a few (mostly
small) patches against trunk of PyUSB which now allowed me to use PyUSB
with the
'
Does it help?
Greetings from Germany,
Henning
Am 18.01.2010 um 00:25 schrieb Wander Lairson:
What does this expression mean: (0x03 8) | var ? I could not see it
in the Python code...
Wander
2010/1/17 Henning Spille h.spi...@googlemail.com:
Hi there,
i'm trying to use this multi
There must be some earlier data exchange, either on the out/in
endpoint or in the default control endpoint... As you sad you were
using a Windows VM for reverse engineering, you can use a USB sw
sniffer to check it...
You can use that: http://sourceforge.net/projects/usbsnoop/
Wander
2010/1/22
2010/4/3 Xiaofan Chen xiaof...@gmail.com:
On Sun, Apr 4, 2010 at 10:39 AM, Xiaofan Chen xiaof...@gmail.com wrote:
Since libusb-1.0 Windows backend is API compatible
with libusb-1.0 under Linux, so I think it is already quite
close to work.
So I copied libusb-1.0.dll to c:\windows\system32
Chen xiaof...@gmail.com:
On Mon, Apr 5, 2010 at 8:21 PM, Xiaofan Chen xiaof...@gmail.com wrote:
On Mon, Apr 5, 2010 at 6:42 PM, Wander Lairson wander.lair...@gmail.com
wrote:
Please, try to find the device from python prompt, just do it:
import usb.core
dev = usb.core.find(idVendor=0xFFFE
, Wander Lairson wander.lair...@gmail.com
wrote:
I added some preliminary log support to PyUSB at revision 56, it uses
the logging module. Currently, you can define the environment variable
PYUSB_DEBUG_LEVEL with the following values: critical, error, warning,
information, debug. Running tests
:
On Tue, Apr 6, 2010 at 10:09 PM, Wander Lairson
wander.lair...@gmail.com wrote:
Oh, I haven't realized that the problem was just library names...
Sorry making you loosing your time.. I updated the code to support
cygwin libraries, rev 58 should work.
Unfortunately not, Cygwin seems to be a bit
:
On Mon, Apr 5, 2010 at 9:22 PM, Wander Lairson wander.lair...@gmail.com
wrote:
Maybe it is bug in the libusb01 backend. Please, try one more test
when you have some time:
import usb.core
import usb.backend.libusb01
b = usb.backend.libusb01.get_backend()
assert b is not None
dev
/4/7 Xiaofan Chen xiaof...@gmail.com:
On Thu, Apr 8, 2010 at 7:55 AM, Wander Lairson wander.lair...@gmail.com
wrote:
I am using WinUSB, but suddenly the problem stopped to occur, now I am
having that access denied problem...
I see. Now we have the same problem with native Python installation
libusb-1.0 for mingw feels like was built with cdecl calling
convention. When I load it with WinDLL (stdcall), it fails, but
loading it with CDLL (cdecl), it works fine:
C:\Documents and Settings\wander.costapython
ActivePython 2.6.1.1 (ActiveState Software Inc.) based on
Python 2.6.1
2010/4/8 Xiaofan Chen xiaof...@gmail.com:
On Thu, Apr 8, 2010 at 9:38 PM, Wander Lairson wander.lair...@gmail.com
wrote:
libusb-1.0 for mingw feels like was built with cdecl calling
convention. When I load it with WinDLL (stdcall), it fails, but
loading it with CDLL (cdecl), it works fine
2010/4/8 Xiaofan Chen xiaof...@gmail.com:
On Thu, Apr 8, 2010 at 8:08 AM, Wander Lairson wander.lair...@gmail.com
wrote:
I tried to manually interact with device using python command prompt,
and it worked fine:
C:\Projetos\pyusb\trunkpython
ActivePython 2.6.1.1 (ActiveState Software Inc
2010/4/8 Xiaofan Chen xiaof...@gmail.com:
On Thu, Apr 8, 2010 at 10:01 PM, Xiaofan Chen xiaof...@gmail.com wrote:
Ah, this may be the case. I need to ask again in the libusb mailing
list. The MSVC solution generates stdcall. And I believe if they
are different, then Pete will need to change
Hello Kevin,
What OS are you using?
Wander
2010/4/10 Kevin Kilroy kevkil...@googlemail.com:
Hi,
I have an HID device that I am trying to read from, but I am receiving the
following error:
usb.core.USBError: Access denied (insufficient permissions)
Here is a snippet from my code:
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
Dear all,
This is the first PyUSB 1.0 series public release. This is an alpha
release, which
means that most of the features described in the README file and on
the website are
not yet stable or even implemented.
Features not implemented
-
- Full support for
2010/4/18 Xiaofan Chen xiaof...@gmail.com:
On Sun, Apr 18, 2010 at 3:31 AM, Wander Lairson
wander.lair...@gmail.com wrote:
You can probably remove reset from the test cases as it is
problematic anyway. Normally it is only used as a last resort
(often only under Linux).
Actually I do
I created a new bug entry in the tracker for this problem:
https://sourceforge.net/tracker/?func=detailaid=2989603group_id=145185atid=761063
I did it because I would like first port test firmware to USB stack
2.6a and make code stable for Windows and Linux (the two I currently
have installed on
Hi all,
PyUSB 0.4.1 has some problems on x86_64 machines reported by Fedora
team. They applied some patches to get it working, so offical
repository should work, but if you are building pyusb by yourself, you
may have problems. Whatever, try the latest one (0.4.3).
Regards,
Wander
2010/4/26
Hi Mike,
What about your library path? Does it point to /usr/local/lib ?
Wander
2010/5/5 Mike Lawrence mike.lawre...@dal.ca
Hi folks,
Apologies if I've missed the solution to this in my search of the
mailing list's archives, but I'm getting a No backend available
error when using
The short answer is yes, you can.
The long answer is yes, but you probably have to shutdown the USB Print Port
driver for your system, and offcourse read the USB spec for printers. One
thing is that I don't remember right now if USB spec dictates the data
format to get status or it is left to
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2010/7/9 Xiaofan Chen xiaof...@gmail.com:
On Sat, Jul 10, 2010 at 12:12 AM, Wander Lairson
wander.lair...@gmail.com wrote:
The problem was in a CopyPaste error where i have defined the
endpoint numbers as:
TI_EP_BULK_UART1_OUT = 0x01
TI_EP_BULK_UART1_OUT = 0x81
And they should
2010/7/9 Diego Jacobi jacobidi...@gmail.com:
2010/7/9 Wander Lairson wander.lair...@gmail.com:
2010/7/9 Diego Jacobi jacobidi...@gmail.com:
Well. I made some progress but couldnt solve the claiming error yet..
This is the current dmesg output when i press any key in my test
scenario multiple
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2010/7/11 Chris Wolf cw10...@gmail.com:
Thanks for looking.
-Chris
On 7/10/10 8:48 PM, Wander Lairson wrote:
2010/7/10 Chris Wolf cw10...@gmail.com:
[...]
That didn't work, so I tried:
*** dev = usb.core.find(find_all=True, backend=libusb01.get_backend())
Set the environment variable
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usbsnoopy).
-John
On Wed, Jul 14, 2010 at 1:04 PM, Wander Lairson wander.lair...@gmail.com
wrote:
2010/7/14 John Harrison johnharrison...@gmail.com:
Just installed pyusb-1.0.0-a0 on a WinXP (win32) machine running Python
2.6.5. Here's the output of my simple test:
Python 2.6.5 (r265
2010/7/15 Chris Wolf cw10...@gmail.com:
On 7/12/10 9:49 AM, Wander Lairson wrote:
Yes, I haven't started OpenUSB, I just typed the code but never
tested it. I will apply your fix so at least we can enumerate devices
using OpenUSB. Thanks a lot.
Sure, thank *you*. So shall I assume
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failed. Maybe your device only talks through endpoint 0 (a
control endpoint that is kind of built-in).
-John
On Thu, Jul 15, 2010 at 6:02 PM, Xiaofan Chen xiaof...@gmail.com wrote:
On Fri, Jul 16, 2010 at 2:12 AM, Wander Lairson
wander.lair...@gmail.com wrote:
2010/7/15 John Harrison
, Wander Lairson wander.lair...@gmail.com
wrote:
2010/7/16 John Harrison johnharrison...@gmail.com:
Running testlibusb-win.exe I see:
DLL version: 1.2.0.0
Driver version: 1.2.0.0
bus/device idVendor/idProduct
bus-0/\\.\libusb0-0002--0x09db-0x00f9 09DB/00F9
- Manufacturer
to calculate bmRequestType also returned 0x40.
-John
On Fri, Jul 16, 2010 at 11:08 AM, Wander Lairson wander.lair...@gmail.com
wrote:
2010/7/16 John Harrison johnharrison...@gmail.com:
Perhaps I am not reading the right parts of the documentation but I
can't
figure out how to write to my
I will try to install a darwin kernel in a VM and debug it...
2010/7/15 Chris Wolf cw10...@gmail.com:
On 7/14/10 11:19 PM, Chris Wolf wrote:
(sorry, I missed this email earlier)
On 7/12/10 9:46 AM, Wander Lairson wrote:
*** import usb.backend.libusb01
*** usbe = usb.backend.libusb01
On 7/23/10 7:13 AM, Wander Lairson wrote:
2010/7/23 Chris Wolf cw10...@gmail.com:
On 7/22/10 12:29 PM, Wander Lairson wrote:
I will try to install a darwin kernel in a VM and debug it...
When you say, debug it - do you mean libusb01 itself? I can
provide some info:
Kind of... Tell
one of the
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2010/9/21 Wander Lairson wander.lair...@gmail.com
I guess what you mean in command is
command =[0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
2010/9/21 Begoña Fuentes begofume...@gmail.com:
Sorry! st=commandI made that change when I copied
From: Wander Lairson Costa wander.lair...@gmail.com
This patch fixes issue 8 (python 3.3 compatibilty). Unfortunatelly, it will
not include all bytes of an Unicode string (see comments in the issue).
I would like it to be reviewed before applying to master.
Wander Lairson Costa (1):
Fix: keep
2011/7/27 David Brunnthaler da...@i-am-alive.at:
Hello,
I'm right now trying to get pyUSB to read from my usb-scale but i'm running
into some issues there.
My python code: http://paste.pound-python.org/show/10095/
and my output: http://paste.pound-python.org/show/10096/
As you can see, it
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2011/8/7 chris clark clac...@gmail.com:
On Sun, Aug 7, 2011 at 6:26 PM, Xiaofan Chen xiaof...@gmail.com wrote:
On Mon, Aug 8, 2011 at 4:24 AM, Wander Lairson Costa
wander.lair...@gmail.com wrote:
The reset issue is related to libusb 1.0 windows backend. Libusb guys
can give you better
2011/8/10 Charles Romestant cromest...@gmail.com:
Hello all,
I was travelling and had little time to update.
I opted to take the try catch approach until the device is awoken by
keypress.
This was all working properly, then I started to code so I could read form
the device. So reading up on
, and then the device is
unusable until the next reboot.
still a weird error going on, but I 'll keep on looking at it in my spare
time
On Tue, Aug 16, 2011 at 10:44 AM, Wander Lairson Costa
wander.lair...@gmail.com wrote:
2011/8/10 Charles Romestant cromest...@gmail.com:
Hello all,
I was travelling
2011/8/16 chris clark clac...@gmail.com:
On Tue, Aug 16, 2011 at 12:25 PM, Wander Lairson Costa
wander.lair...@gmail.com wrote:
2011/8/16 Stenquist, Carl carl.stenqu...@renesas.com:
Thanks I’ll check this out!
1. Is this mentioned in documentation? Sorry I missed it.
It is, however
2011/9/2 chris clark clac...@gmail.com:
On Fri, Sep 2, 2011 at 11:51 AM, Wander Lairson Costa
wander.lair...@gmail.com wrote:
Due to requests from some users, I moved the PyUSB svn code repository
to github. You can find it at the following address:
https://github.com/walac/pyusb
All users
/68036163ba4f9f2eed73bf3189d7c332ebea1f77
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See
to
use the same name, the user code doesn't need to check which back end was
used.
Peter
Hi Peter,
Thanks for your patch. As I will have to propagate this patch to the
other backends, and I don't know when I really can do that, could you
please open a ticket in Trac?
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Well, you are writing to endpoint 1, whereas the documentation you linked to
says commands go to the control endpoint (=0).
And bear in mind that transfer through endpoint 0 is by ctrl_transfer function.
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DEBUG:usb.backend.libusb10:_LibUSB.close_device(c_void_p(159873736))
Please, check your descriptors. If you are in Linux, please post the
output of lsusb -vv for you device, or, if you are in Windows, check
the ouput of test-libusb-win32 app.
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Hi there all,
Does anyone know how access trac.ini for a project in SourceForge
servers? I want to configure it to notify on mailing list about new
tickets. I have searched, even found some people with the same
problem, but no answer...
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denied (insufficient permissions)
A quick google search points to issues linked to the MacOS kernel...
but the fact is that I am running on GNU/linux. What am I doing wrong?
Thanks in advance for your help and support! :)
Try to run the script with sudo.
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2011/10/20 Mac Ryan quasipe...@gmail.com:
On Thu, 20 Oct 2011 13:22:50 -0200
Wander Lairson Costa wander.lair...@gmail.com wrote:
I tried to both plug the device before and after starting the python
shell with sudo python, but the result does not change: resource
busy is all I get
? If not, what Windows
version are you using? Is it 32 or 64 bits?
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to load
the usb module and check if it is done...
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2011/11/10 Peter Bigot pabi...@users.sourceforge.net:
On Sat, Nov 5, 2011 at 7:54 AM, Wander Lairson Costa
wander.lair...@gmail.com wrote:
Dear all,
In the PyUSB repository (https://github.com/walac/pyusb), at master
branch, you will find what is supposed to be the alpha 2 release of
PyUSB
minor fixes and improvaments (check ChangeLog file).
Not yet implemented
- OpenUSB support.
- Isochronous transfer.
Have fun :-)
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to be run by the software ; if I try to run that python code directly, it
runs just fine!
As far as I know, you shouldn't have any privelege problem on Windows
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calling the python script.
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cause is some restriction in the Java environment. But it is just a
guess...
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[1].
[1] http://pyusb.sourceforge.net/docs/1.0/tutorial.html
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the msg structure. As we are likely several sensors
attached to a single hub, it would be useful to identify individual USB
devices.
kind regards
Eric Hewett
Could you please post source code?
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, in get_str_data1
if sys.version_info.major = 3:
AttributeError: 'tuple' object has no attribute 'major'
Is this a real problem for pyusb, or can i still install it and use it?
Which version of Python are you using?
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for more information.
import sys
sys.version_info
sys.version_info(major=2, minor=7, micro=1, releaselevel='final', serial=0)
sys.version_info.major
2
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, 6, 6, 'final', 0)
sys.version_info.major
Traceback (most recent call last):
File stdin, line 1, in module
AttributeError: 'tuple' object has no attribute 'major'
This is bug in PyUSB, it is failing to run on Python 2.6. I will fix that.
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2011/11/25 Robert von Burg ei...@eitchnet.ch:
Thanks a lot for the super quick response!
It should be fixed now. You can get the fix by running git pull.
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object. Anyway, I just pushed a fix to the
master branch, your code should work now. Thank you for the report.
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2011/11/29 Ian Daniher it.dani...@gmail.com:
Not sure what's wrong, and no easy way of telling
as dev.get_active_configuration() segfaults on OSX...
Would you mind opening a bug in Trac for that?
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https://github.com/walac
https://gitorious.org/~walac
2011/11/29 Ian Daniher it.dani...@gmail.com:
Wander, I made a SourceForge account just for you.
https://sourceforge.net/apps/trac/pyusb/ticket/7
Thanks for all your work on PyUSB!
Thanks.
--
Best Regards,
Wander Lairson Costa
https://github.com/walac
https://gitorious.org/~walac
2011/11/30 Barney, Bryson bbar...@sandia.gov:
[snip]
endpoint = usb.util.endpoint_address(address)
This line is not you think it is. It is the device address, not
endpoint address.
[snip]
--
Best Regards,
Wander Lairson Costa
https://github.com/walac
https://gitorious.org/~walac
an isochronous
endpoint. Isochronous transfers is not yet supported by PyUSB (there is
experimental implementation for isochronous write), so before continue
check the endpoint type to transfer video data for your webcam.
--
Best Regards,
Wander Lairson Costa
variables.
--
Best Regards,
Wander Lairson Costa
--
Write once. Port to many.
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2011/12/20 JA metala...@gmail.com
libusb0.dll and libusb0.sys are in C:\Windows\System32
Apparently this error makes no sense at all. Have you tried with other
Python versions?
--
Best Regards,
Wander Lairson Costa
) that only exists under unix.
detach_kernel_driver makes only sense on Unix indeed...
Any ideas here?
Unfortunately, no ideas...
--
Best Regards,
Wander Lairson Costa
--
Write once. Port to many.
Get the SDK
trouble if you try
to send fewer bytes than is available in the device pipe buffer. Try
to read at least one packet size bytes.
--
Best Regards,
Wander Lairson Costa
--
Ridiculously easy VDI. With Citrix VDI-in-a-Box, you
the logging mechanism polluting the
interface. Because of that I implemented the logging through
environment variables. Of course if users begin to request that, I can
change my mind.
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Best Regards,
Wander Lairson Costa
switch
print str(e)
--
You cannot write and read on the same endpoint. Endpoints are either
configured as IN or OUT, but not both.
--
Best Regards,
Wander Lairson Costa
--
Ridiculously easy VDI. With Citrix VDI
in one
or two releases I will get it working.
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Best Regards,
Wander Lairson Costa
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a ticket for it) reporting
the same problem under FreeBSD, but I haven't time to digg into it
yet. AKAIK, the FreeBSD implementation is done by 3rd party, right?
What about Mac OSX?
--
Best Regards,
Wander Lairson Costa
is if this behavior is a bug in older versions of libusb or not...
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Wander Lairson Costa
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