Thread: CPLD + CAN bus
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Old 11-29-2004, 01:23 PM
Falk Salewski
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Default Re: CPLD + CAN bus


"Uwe Bonnes" <[email protected]> schrieb im
Newsbeitrag news:coest7$o8j$[email protected]..
> Falk Salewski <[email protected]> wrote:
> : Thank you very much for your reply.
>
> : However what I am looking for is how difficult is it to connect a CPLD
> to a
> : CAN-controller chip like the SJA1000
> : http://www-eu3.semiconductors.com/pip/SJA1000.html
> : and how many of the CPLD resources it takes to initialize/communicate
> : with this CAN-controller.
>
> : bye
> : Falk
>
> : "Uwe Bonnes" <[email protected]> schrieb im
> : Newsbeitrag news:coensd$mh6$[email protected]..
> : > Falk Salewski <[email protected]> wrote:
> ...
>
> Can communication needs some protocoll stack. Your question seems to be
> what
> implementing this stack in hardware needs with regards to hardware
> resources.
>
> My guess is that the 2c256 is too small for that task.
>
> Bye
> --
> Uwe Bonnes [email protected]
>
> Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt
> --------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------


I thought the protocoll stack is already implemented in the SJA1000 and I
just have to write to some kind of send buffer and read from a receive
buffer...

Falk


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