Here is the output:
I am using the filter - how do I use the device driver mode instead?
DLL version: 1.2.5.0
Driver version: 1.2.5.0
bus/device idVendor/idProduct
bus-0/\\.\libusb0-0001--0x091e-0x0003 091E/0003
bLength: 18
bDescriptorType: 01h
bcdUSB: 0110h
bDeviceClass: FFh
bDeviceSubClass: FFh
bDeviceProtocol: FFh
bMaxPacketSize0: 40h
idVendor: 091Eh
idProduct: 0003h
bcdDevice: 0001h
iManufacturer: 0
iProduct: 0
iSerialNumber: 0
bNumConfigurations: 1
wTotalLength: 39
bNumInterfaces: 1
bConfigurationValue: 1
iConfiguration: 0
bmAttributes: 80h
MaxPower: 60
bInterfaceNumber: 0
bAlternateSetting: 0
bNumEndpoints: 3
bInterfaceClass: 255
bInterfaceSubClass: 255
bInterfaceProtocol: 255
iInterface: 0
bEndpointAddress: 81h
bmAttributes: 02h
wMaxPacketSize: 64
bInterval: 0
bRefresh: 0
bSynchAddress: 0
bEndpointAddress: 82h
bmAttributes: 03h
wMaxPacketSize: 64
bInterval: 1
bRefresh: 0
bSynchAddress: 0
bEndpointAddress: 03h
bmAttributes: 02h
wMaxPacketSize: 64
bInterval: 0
bRefresh: 0
bSynchAddress: 0
-----Original Message-----
From: Xiaofan Chen [mailto:[email protected]]
Sent: Saturday, December 24, 2011 3:53 PM
To: [email protected]
Subject: Re: [pyusb-users] Garmin GPS
On Sun, Dec 25, 2011 at 3:49 AM, Stephen Conley <[email protected]> wrote:
> Hi - new to PyUSB and attempting to read GPS info from Garmin USB GPS. I
am
> using the Windows 7 (64 bit) and have installed libusb0. The Garmin
driver
> also appears to be connected to the GPS.
>
> I get the error:
>
> [Errno None] libusb0-dll:err [claim_interface] could not claim interface
0,
> win error: The requested resource is in use.
>
> I have read on the byte forum that Garmin GPS units don't work with PyUSB
on
> Windows because of some quirk in the way the drivers are installed. Is
that
> true and is there a work around (short of not using PyUSB)?
>
How did you install libusb-win32? What is the output of testlibusb-win.exe?
Are you using the filter driver? If that does not work, try to use the
device
driver mode and it should work.
--
Xiaofan
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Get the SDK and tools to simplify cross-platform app development. Create
new or port existing apps to sell to consumers worldwide. Explore the
Intel AppUpSM program developer opportunity. appdeveloper.intel.com/join
http://p.sf.net/sfu/intel-appdev
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