From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Francesco Giovannini <francesco.giovannini@iit.it>,
linux-can@vger.kernel.org
Subject: Re: Can't start ESD CAN-USB/2
Date: Fri, 31 Jan 2014 17:14:50 +0100 [thread overview]
Message-ID: <52EBCBFA.2090205@pengutronix.de> (raw)
In-Reply-To: <52EBCACD.9080906@iit.it>
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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
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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next prev parent reply other threads:[~2014-01-31 16:14 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 [this message]
2014-01-31 17:04 ` Francesco Giovannini
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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