You need to use a can transceiver, and properly terminate the can
interface. Otherwise, the can interface will not work. in our case we're
using the Logic supply serial / canbus cape.
http://www.logicsupply.com/cbb-serial/
$ sudo ifconfig
[sudo] password for william:
can0 Link encap:UNSPEC HWaddr
00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
UP RUNNING NOARP MTU:16 Metric:1
RX packets:38317627 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:10
RX bytes:282730298 (269.6 MiB) TX bytes:0 (0.0 B)
Interrupt:182
$ candump -n 10 can0
can0 19F00302 [8] 40 44 03 13 01 01 00 00
can0 19F00302 [8] 41 00 00 00 00 00 00 00
can0 19F00302 [8] 42 00 B8 0B 00 00 00 00
can0 19F00302 [8] 43 00 00 00 00 02 01 00
can0 19F00302 [8] 44 00 00 00 00 00 00 00
can0 19F00302 [8] 45 00 00 B8 0B 00 00 00
can0 19F00302 [8] 46 00 00 00 00 00 03 01
can0 19F00302 [8] 47 00 00 00 00 00 00 00
can0 19F00302 [8] 48 00 00 00 B8 0B 00 00
can0 19F00302 [8] 49 00 00 00 00 00 00 FF
On Mon, Oct 26, 2015 at 6:04 AM, Robert Nelson <[email protected]>
wrote:
> On Sun, Oct 25, 2015 at 7:49 AM, <[email protected]> wrote:
> > Hi out there,
> >
> > hope someone can help me to activate the CAN Bus interface at Beaglebone
> > Black. I describe shortly what I
> > have done so far
>
> The can interface works fine, what did you use to interface the bbb's
> pins to your can network?
>
> Regards,
>
> --
> Robert Nelson
> https://rcn-ee.com/
>
> --
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