Hi Gwen,

On Wednesday, 16 January 2019 12:35:09 UTC+2, Gwen Stouthuysen wrote:
>
> Is there a method of using these commands at boot so that the CAN 
> interface is available?
>
> config-pin P1_28 can    # rx
> config-pin P1_26 can    # tx
>
> I have trouble to find the necessary information on how to create a CANbus 
> related overlay. But in fact I only need these two commands to execute at 
> boot.
>
> Gwen
>
>
> Op maandag 8 januari 2018 03:17:50 UTC+1 schreef RobertCNelson:
>>
>> On Sun, Jan 7, 2018 at 5:36 AM,  <[email protected]> wrote: 
>> > Hello Folks! 
>> > 
>> > We are currently experimenting with the PocketBeagle CAN Connection but 
>> > haven't got much success yet. The PocketBeagle will be connected to a 
>> car. 
>> > To accomplish this we use a CAN Board 
>> > (https://www.waveshare.com/sn65hvd230-can-board.htm) in connection 
>> with  a 
>> > step down converter and a OBD2 Male Connector. 
>> > 
>> > Our first thought was that we can use the dcan1 Pins (P2.09 for RX, 
>> P2.11 
>> > for TX) to connect the hardware and just test everything with the 
>> socketcan 
>> > tool - without success. 
>> > 
>> > We then tried different Tutorials: 
>> > http://www.thomas-wedemeyer.de/beaglebone-canbus-python.html 
>> > http://www.instructables.com/id/DIY-Beaglebone-CAN-Bus-Cape/ 
>> > They didn't work either. 
>> > 
>> > Another problem is that there is almost no documentation on how to use 
>> the 
>> > PocketBealge CAN or maybe we just can't find it. 
>> > 
>> > Has someone got a good tutorial or hints how to use the CAN Pins 
>> correct? Do 
>> > we need the Device Tree Overlays? How can we test that a Device Tree 
>> Overlay 
>> > is working properly or something is connected to the CAN pins? 
>> > We are really thankful for any advise or solution! 
>>
>> https://github.com/beagleboard/pocketbeagle/wiki/Peripherals 
>>
>> If you see any mistakes feel free to help improve ^ it.. 
>>
>> Regards, 
>>
>> -- 
>> Robert Nelson 
>> https://rcn-ee.com/ 
>>
>
Googling for "beaglebone config-pin on boot" matches a good example to get 
you going: https://gist.github.com/pdp7/d4770a6ba17e666848796bf5cfd0caee 

--
Kind regards,
Tarmo

-- 
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