Re: OT (Code) Microcontroller Fun

From	Ken Hart <kwhart1@frontier.com>
Newsgroups	alt.os.linux
Subject	Re: OT (Code) Microcontroller Fun
Date	2019-01-26 16:53 -0500
Organization	Aioe.org NNTP Server
Message-ID	<q2iks4$1br6$1@gioia.aioe.org> (permalink)
References	<slrnq4knop.isj.dan@xps-linux.djph.net> <q2ge5t$1haa$1@gioia.aioe.org> <slrnq4omts.3u3.dan@xps-linux.djph.net> <87a7jn8n3i.fsf@dhh.gt.org>

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On 1/26/19 10:17 AM, John Hasler wrote:
> Arduino (ATmega328 and friends, actually) is suited for things like
> direct control of a servo motor including generation of pulse-width
> modulated pulse trains and counting encoder pulses.  It has lots of
> built-in A/D converters, pulse-width modulators, and
> counters. Interrupts are handled with zero overhead.
> 
> RPI is better suited for overall control of a CNC machine where each
> servo is controlled by an Arduino or similar and the RPI talks to the
> servos via CANbus as well as handling the UI and interpreting G-code.
> 
> BTW Arduino programming is well supported in Debian.  Since RPI runs a
> Debian deriviative the RPI in a system such as the above could be used
> to develop code for the Arduinos as well as for overall machine control.
> 

Thank you all.
I have a task in mind- controlling a color photo enlarger, specifically 
the stepper motors that drive the color filters. I had been looking at 
the RPi, and an interface board that looks like it might be perfect for 
the task.

I will look into the links given in another response.

-- 
Ken Hart
kwhart1@frontier.com

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Thread

OT (Code) Microcontroller Fun Dan Purgert <dan@djph.net> - 2019-01-25 00:58 +0000
  Re: OT (Code) Microcontroller Fun ray carter <ray@zianet.com> - 2019-01-25 16:48 +0000
  Re: OT (Code) Microcontroller Fun Ken Hart <kwhart1@frontier.com> - 2019-01-25 20:46 -0500
    Re: OT (Code) Microcontroller Fun Paul <nospam@needed.invalid> - 2019-01-25 21:52 -0500
    Re: OT (Code) Microcontroller Fun Dan Purgert <dan@djph.net> - 2019-01-26 13:08 +0000
      Re: OT (Code) Microcontroller Fun John Hasler <jhasler@newsguy.com> - 2019-01-26 09:17 -0600
        Re: OT (Code) Microcontroller Fun Ken Hart <kwhart1@frontier.com> - 2019-01-26 16:53 -0500

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