[Ovmsdev] SWCAN

[Alexander K]

I have been using a similar adapter for 2 years with Chevrolet Volt.
Different PCB but same schematic, gpio pins, the swan module (swcan.cpp). I
have no problem with it.

ср, 18 мая 2022 г. в 09:43, Craig Leres <leres at xse.com>:

> On 5/17/22 17:55, Mark Webb-Johnson wrote:
> >
> > Regarding:
> >
> https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/issues/704
> > <
> https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/issues/704
> >
> >
> > Marko did some work on the back in 2019, and helpfully published under
> > MIT license here:
> >
> >     https://github.com/mjuhanne/OVMS-SWCAN
> >     <https://github.com/mjuhanne/OVMS-SWCAN>
> >
> >
> > Very grateful for that.
> >
> > Now, the Bolt EV people are asking for this.
> >
> > In general, it seems that we can do a simple board in the same way as
> > the K-Line was done. Use the two available GPIOs (one for INT and the
> > other CS). Then the GPIOs on the MCP2515 to control the transceiver
> > mode. Expose the single SWCAN pin on the DB9, in the same way as K-Line
> > does it. GND (for SWCAN-low) is already available there.
> >
> > Anybody see any problems with that approach?
> >
> > I am happy to arrange the hardware, given sufficient interest, but have
> > almost no way of testing (as none of the cars I have access to have
> SWCAN).
>
> I would like to support this work and can test with my Cadillac. I also
> have a couple of the ovms protoboards and could probably build my own
> hardware to test with.
>
>                 Craig
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