From: Francesco Giovannini <francesco.giovannini@iit.it>
To: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: linux-can@vger.kernel.org
Subject: Re: Can't start ESD CAN-USB/2
Date: Fri, 31 Jan 2014 18:04:20 +0100 [thread overview]
Message-ID: <52EBD794.3020503@iit.it> (raw)
In-Reply-To: <52EBCBFA.2090205@pengutronix.de>
Hi Mark,
I tried #canconfig can0 bitrate 1000000
can0 bitrate: 1000000, sample-point: 0.750
I am however still unable to successfully start the can0 interface with
# ifconfig can0 up. Same error shows up.
Francesco
On 31/01/14 17:14, Marc Kleine-Budde wrote:
> On 01/31/2014 05:09 PM, Francesco Giovannini wrote:
>> Hi guys!
>>
>> I am running OpenSuse 12.2, kernel 3.4.63-2.44-desktop. I downloaded and
>> installed libsocketcan v0.0.9 and canutils v4.0.6. I then compiled the
>> esd_can2 module and modprobed it correctly. When i plug in my CAN-USB/2
>> device i get the following from dmesg:
>>
>> [186823.262021] usb 1-10: new high-speed USB device number 22 using
>> ehci_hcd
>> [186823.826031] usb 1-10: device not accepting address 22, error -71
>> [186823.877025] hub 1-0:1.0: unable to enumerate USB device on port 10
>> [186827.879018] usb 1-10: new high-speed USB device number 24 using
>> ehci_hcd
>> [186827.995429] usb 1-10: New USB device found, idVendor=0ab4,
>> idProduct=0010
>> [186827.995432] usb 1-10: New USB device strings: Mfr=1, Product=2,
>> SerialNumber=3
>> [186827.995435] usb 1-10: Product: USB2292
>> [186827.995438] usb 1-10: Manufacturer: esd electronic system design
>> gmbh (www.esd-electronics.com)
>> [186827.995440] usb 1-10: SerialNumber: GM001950
>> [186827.997824] esd_usb2 1-10:1.0: can0: device can0 registered
>>
>> The device appears to be correctly recognised and the can0 interface is
>> ready to be used. I then set the bitrate and several other paramters with:
>>
>> # canconfig can0 bittiming prop-seg 2 phase-seg1 12 phase-seg2 5
>> sjw 1 brp 3 tq 50
>>
>> can0 bittiming:
>> tq: 50, prop-seq: 2 phase-seq1: 12 phase-seq2: 5 sjw: 1, brp: 3
>> can0 bitrate: 1000000, sample-point: 0.750
> Try to set the bittiming with this command:
>
> canconfig can0 bitrate 1000000
>
> Does this work?
>
> Marc
>
--
*Francesco Giovannini*
Research Fellow
iCub Facility
*Istituto Italiano di Tecnologia*
Via Morego, 30 16163 Genova
/email:/ francesco.giovannini@iit.it <mailto://francesco.giovannini@iit.it>
www.iit.it <http://www.iit.it>
iit-logo-icub
next prev parent reply other threads:[~2014-01-31 17:04 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-31 16:09 Can't start ESD CAN-USB/2 Francesco Giovannini
2014-01-31 16:14 ` Marc Kleine-Budde
2014-01-31 17:04 ` Francesco Giovannini [this message]
2014-01-31 17:26 ` Marc Kleine-Budde
2014-01-31 17:27 ` Marc Kleine-Budde
2014-01-31 17:38 ` Francesco Giovannini
2014-01-31 17:43 ` Marc Kleine-Budde
[not found] ` <52EBE25E.40707@iit.it>
2014-01-31 17:56 ` Marc Kleine-Budde
[not found] ` <52EBF7C5.9050309@iit.it>
2014-02-01 12:21 ` Marc Kleine-Budde
[not found] ` <52ECEE3D.4000701@iit.it>
2014-02-01 14:27 ` Marc Kleine-Budde
[not found] ` <5301FF2B.4020701@iit.it>
2014-02-17 12:24 ` Francesco Giovannini
2014-02-17 13:14 ` Matthias Fuchs
2014-02-17 13:30 ` Matthias Fuchs
2014-02-17 13:37 ` Matthias Fuchs
2014-02-17 16:13 ` Francesco Giovannini
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