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Libusb Error Pipe

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in case it interests somebody here's a dump of my /proc/bus/usb/devices for my device: ############################################################################ 001/002 152A/8042 - Unable to fetch manufacturer string - Unable to fetch product string wTotalLength: 25 so the driver only needs 2 functionalities: 1) turn LEDs on 2) set brightness it is supposed to make the device work in at least GNU/Linux and MacOS X. That means the device sent a STALL to your control message. searching devices, found USB ID 12d1:1449 found matching vendor ID found matching product ID adding device searching devices, found USB ID 1d6b:0002 searching devices, found USB ID 1d6b:0001 searching devices, found

usb_open doesn't seem to spit any debug info out so i'm not > > > sure if thats good or not. > > > > usb_open is probably fine, the usb_control_msg More information can be found at the following: http://www.beyondlogic.org/usbnutshell/usb4.shtml (thorough information on endpoints and how to read the descriptors) http://www.makelinux.net/ldd3/chp-13-sect-3 and http://www.makelinux.net/ldd3/chp-13-sect-5 (function definitions for usb communication) share|improve this answer answered in order to do that i have been given the control codes & vendor commands. searching devices, found USB ID 12d1:1444 found matching vendor ID searching devices, found USB ID 1d6b:0002 searching devices, found USB ID 1d6b:0001 searching devices, found USB ID 1d6b:0002 searching devices, found

Libusb Error Pipe

JE Re: [Libusb-devel] broken pipe? Is it "eĉ ne" or "ne eĉ"? Hofstadter's Law: It always takes longer than you expect, even when you take into account Hofstadter's Law.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed so i set my config to 1 and my interface to 0, however I'm stuck at this point, my endpoints are address 0x81, Bulk - in address 0x02, Bulk - out share|improve this answer answered Jan 14 '13 at 6:10 caf 155k14193324 Nothing interesting is printed to the kernel log (via dmesg) other than the messages that my module is Usb_control_msg However, the interesting part is the wn_set_color() function: /* Create the data buffer to be sent to the device. */ u8 buf[8] = { red, green, blue, 0, 0, 0, 0x1F,

usb_open is probably fine, the usb_control_msg is likely the problem. Error Sending Data Broken Pipe Just plug your device and after a while run "dmesg"; if there are notifications about "GSM driver" then your modem is ready to use. It's endpoint 0. And check if you have the "tcl" package installed.

So you added the line to the rules file which is correct; did you also add the config file "12d1:1449" to the folder "/etc/usb_modeswitch.d" ? I had just started skimming the specs, I'll read deeper > While the meaning of STALL varies from device to device and the > situation, it usually means what you sent You seem to have CSS turned off. How?

Error Sending Data Broken Pipe

In this case, you should be able to use the Linux USB tracing facilities to see exactly what URBs are being sent to the device, and compare that to what your https://bbs.archlinux.org/viewtopic.php?id=103836 Not really. Libusb Error Pipe Optical Mouse M90Bus 001 Device 002: ID 05e3:0606 Genesys Logic, Inc. Libusb_error_pipe searching devices, found USB ID 12d1:1444 found matching vendor ID searching devices, found USB ID 1d6b:0002 searching devices, found USB ID 1d6b:0001 searching devices, found USB ID 1d6b:0002 searching devices, found

That means the device sent a STALL to your control > message. i've got debug cranked up (usb_set_debug(3), i know 2 seems to be the limit) and I'm getting USB error: error sending control message: Operation not permitted as a normal user and From: Johannes Erdfelt - 2002-05-04 19:27:45 On Sat, May 04, 2002, Marc Britten wrote: > On Sat, 2002-05-04 at 13:46, Johannes Erdfelt wrote: > > On Sat, May 04, there are > > several things that do not appear to be standard requests (and I found > > request types in your usb.h that seem to match) but that all Libusb_control_transfer

how do > I specify an endpoint to try setting it to 0x80. searching devices, found USB ID 12d1:1444 found matching vendor ID searching devices, found USB ID 1d6b:0002 searching devices, found USB ID 1d6b:0001 searching devices, found USB ID 1d6b:0002 searching devices, found create a new whatever.rules file in /etc/udev/rules.d and add this line:SYSFS{idVendor}=="16c0", SYSFS{idProduct}=="05dc", MODE="0660", GROUP="users"Then restart udev and it should work.(it's stuff like this that reminds me why I use RS-232 serial much easier to work with.) Last edited by Cyrusm (2010-08-29 20:25:54) Hofstadter's Law: It always takes longer than you expect, even when you take into account

Something like this: import temperusb th = temperusb.TemperHandler() td = th.get_devices()[0] while True: td.get_temperature() sleep 10 If others see IOErrors at least we'll know that the issue is universal. Unusual keyboard in a picture What is the most expensive item I could buy with £50? For example, instead of usb_sndctrlpipe you will need usb_rcvintpipe(struct usb_device *dev, unsigned int endpoint) to generate the pipe (since it is an IN endpoint as listed in your lsusb) and use

Offline #3 2010-08-29 14:57:32 ubituks Member Registered: 2010-08-03 Posts: 17 Re: avrdude not working[SOLVED] Hmm dont works:[email protected] ~]$ suPassword: [[email protected] ubituks]# lsusbBus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root

You can use /sbin/hotplug under Linux to automatically set the perms, or you can use sudo. > as a normal user and > USB error: error sending control message: Broken pipe Hope this helps, Stephan __________________________________________________________ Mit WEB.DE FreePhone mit hoechster Qualitaet ab 0 Ct./Min. Start reading now. With the passing of Thai King Bhumibol, are there any customs/etiquette as a traveler I should be aware of?

You seem to have CSS turned off. Offline #5 2010-08-30 05:21:25 ubituks Member Registered: 2010-08-03 Posts: 17 Re: avrdude not working[SOLVED] Thanks, it works now Offline #6 2012-02-18 01:21:11 travnick Member From: Poland Registered: 2011-04-24 Posts: 60 Re: I'd also double check the title_request buffer. i hope somebody can help me out here since i need to get it to work pretty quick.

Browse other questions tagged linux-kernel usb kernel-module or ask your own question. JE Thread view [Libusb-devel] broken pipe? Usually these things are relative to the host. i will now try to explain my scenario and hope somebody is kind enough to help me out a bit. :) i'm working on a driver for a very simple device.

That endpoint is the default control pipe. Personal Open source Business Explore Sign up Sign in Pricing Blog Support Search GitHub This repository Watch 9 Star 66 Fork 41 padelt/temper-python Code Issues 6 Pull requests 0 Projects searching devices, found USB ID 1d6b:0002 searching devices, found USB ID 1d6b:0001 searching devices, found USB ID 1d6b:0002 searching devices, found USB ID 1d6b:0001 searching devices, found USB ID 1d6b:0001 searching Bitwise OR the requesttype with USB_ENDPOINT_IN (0x80).

Briefly describe the problem (required): Upload screenshot of ad (required): Select a file, or drag & drop file here. ✔ ✘ Please provide the ad click URL, if possible: Home Browse No, thanks Home Shop Documentation Forums Skip to content Board index FAQ SearchRegister Login Information The requested topic does not exist. usb_open doesn't seem to spit any debug info out so i'm not sure if thats good or not. -- [email protected] You will get a success report if you use "TargetProduct=0x1444" in your config file.

Even worse news is that (unless I am missing something) because your only endpoint seems to be the interrupt IN endpoint, it would seem that you can only receive interrupts from http://freephone.web.de/?mc=021201 ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. and I'm > trying to reproduce the first URB being sent down the line. -- see > capture data below > > char startup_buffer[4] = {0, 0, 0, 0}; > > Top meska Posted: Fri Nov 26, 2010 7:27 pm Posts: 4Joined: Fri Nov 26, 2010 1:21 pm Thank you for your response, I enabled logging but there is no file :

The definition of this function is as follows: unsigned int usb_sndctrlpipe(struct usb_device *dev, unsigned int endpoint).