Re: Industrial Single Board Forth Computer - recommendations?

From	rickman <gnuarm@gmail.com>
Newsgroups	comp.lang.forth
Subject	Re: Industrial Single Board Forth Computer - recommendations?
Date	2015-06-23 09:47 -0400
Organization	A noiseless patient Spider
Message-ID	<mmbnvg$980$1@dont-email.me> (permalink)
References	(1 earlier) <mlv8ur$d2u$3@dont-email.me> <d06f0665-7071-40f5-99ce-fda20eeb96b6@googlegroups.com> <87fv5mrxnh.fsf@jester.gateway.sonic.net> <4826f62f-4a7f-45f0-864c-7b2688343473@googlegroups.com> <3d916cf3-f6ce-4bd2-bee7-94737c1d7e31@googlegroups.com>

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On 6/21/2015 4:33 AM, Raimond Dragomir wrote:
> duminică, 21 iunie 2015, 00:03:24 UTC+3, Howerd a scris:
>> On Saturday, June 20, 2015 at 8:24:24 PM UTC+1, Paul Rubin wrote:
>>> Howerd <yahoo.co.uk> writes:
>>>> It seems that computer hardware, as well as software, is a division of
>>>> the fashion industry, and has very little to do with either elegance
>>>> or getting the job done.
>>>
>>> There's certainly tons of automotive computer equipment in this world.
>>> You might ask on comp.arch.embedded where there's probably more
>>> knowledge on the topic.  I know that CAN bus stuff gets discussed there
>>> from time to time.  Usually it's 12 volts though.  As Rickman says,
>>> maybe the answer is a dc/dc converter in your device.  Searching
>>> digikey.com for automotive dc-dc converters finds lots of parts that
>>> might be suitable.  But, you probably need additional
>>> filtering/transient suppression to deal with the nasty electrical
>>> environment usually found in vehicles.
>>
>> Hi Paul,
>>
>> I think this thread is a classic example of how hard it is to communicate on a newsgroup :-)
>>
>> What I wanted to achieve was wiring together some really simple hardware, write some really simple software to do a really simple job.
>> When I looked for this really simple hardware I found that almost the only board that is nearly suitable is my own design.
>> That is, nobody is catering for the simple problems any more.
>>
>>> As Rickman says, maybe the answer is a dc/dc converter in your device.
>> Life is too short. The other PCB of the two in a CBC-02 Conveyor Belt Computer takes up to 35V DC and drops it down to 12V, so I could use that And it connects to the IS5d with a ribbon cable. And I have 17 of them cluttering up my spare bedroom. Then I might as well use the whole CBC-02 in its enclosure.
>> The relentless rise of complexity strikes again...
>>
>> I could just drop in a fanless Linux box - probably cheaper than my IS5d board, due to economics of volume manufacturing.
>> Then I could choose my high level language and invoke whatever incantation is required to direct /dev/tty0 to /dev/tty1 passing it though grep or lisp, or even Forth.
>> But how much of what goes on would I actually understand? Much less than 1%, I would say.
>>
>> Simplicity is expensive, it seems.
>>
>> Thanks for your response - I hope my tone isn't too disgruntled.
>> I'm just nostalgic for the days when not all hardware was a mobile phone in disquise.
>>
>> Best regards,
>> Howerd
>
> Howerd,
> It seems you cannot find what you need off the shelf.
> I can recommend my actual micro LPC175x. It has all the serial ports
> you need and CAN. However, I cannot help you about the CAN interface.
> Never worked with CAN.
> Or if you don't want a cold jump in the Cortex-M world, there are
> AT90CAN chips, which are 8bit AVR with CAN. They have only two UARTS,
> but a third one can be easily bit-banged on these chips.
> I never used the AT90CAN, but I have lots of designs with the AVR chips.
> A switching power supply from 9-36VDC is also quite simple these days,
> at least if you don't want more than 1A. I have at least 3 schemes that
> I use all the time.
>
> Anyway, speaking about microcontroller families is relevant here only
> for the hardware part. If you want to program it in Forth, there are
> forths available for almost any microcontroller.

I've been working with Mecrisp on an ARM chip.  From what I've seen it 
shouldn't be hard to port to any ARM chip.  They currently support some 
TI ARMs, several ST Micro ARMs and a few other devices.

-- 

Rick

Thread

Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-06-17 04:35 -0700
  Re: Industrial Single Board Forth Computer - recommendations? Mark Wills <markwills1970@gmail.com> - 2015-06-17 05:21 -0700
  Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-17 08:57 -0700
  Re: Industrial Single Board Forth Computer - recommendations? Jason Damisch <jasondamisch@yahoo.com> - 2015-06-17 10:58 -0700
  Re: Industrial Single Board Forth Computer - recommendations? Jan Coombs <Jan-54 <jenfhaomndgfwutc@murmic.plus.com>> - 2015-06-17 22:39 +0100
    Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-17 23:10 -0700
      Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-18 16:24 -0400
  Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-18 16:17 -0400
    Re: Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-06-20 07:49 -0700
      Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-20 09:36 -0700
        Re: Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-06-20 13:40 -0700
      Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-20 13:00 -0400
        Re: Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-06-20 11:13 -0700
          Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-20 15:04 -0400
        Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-20 20:25 -0700
          Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-20 20:34 -0700
          Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-23 09:40 -0400
            Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-23 08:29 -0700
              Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-23 13:40 -0400
                Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-23 13:42 -0700
                Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-24 07:11 -0700
                Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-24 11:15 -0400
                Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-24 10:16 -0700
                Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-24 17:54 -0400
                Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-24 15:01 -0700
                Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-24 18:38 -0400
                Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-24 16:37 -0700
                Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-24 21:01 -0400
                Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-26 12:58 -0700
      Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-20 12:24 -0700
        Re: Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-06-20 14:03 -0700
          Re: Industrial Single Board Forth Computer - recommendations? Paul Rubin <no.email@nospam.invalid> - 2015-06-20 15:03 -0700
          Re: Industrial Single Board Forth Computer - recommendations? Raimond Dragomir <raimond.dragomir@gmail.com> - 2015-06-21 01:33 -0700
            Re: Industrial Single Board Forth Computer - recommendations? rickman <gnuarm@gmail.com> - 2015-06-23 09:47 -0400
  Re: Industrial Single Board Forth Computer - recommendations? darek.maksimiuk@gmail.com - 2015-06-30 13:52 -0700
    Re: Industrial Single Board Forth Computer - recommendations? visualforth@rocketmail.com - 2015-07-01 10:45 -0700
      Re: Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-07-01 15:01 -0700
        Re: Industrial Single Board Forth Computer - recommendations? visualforth@rocketmail.com - 2015-07-01 18:14 -0700
          Re: Industrial Single Board Forth Computer - recommendations? Mark Wills <markwills1970@gmail.com> - 2015-07-02 00:49 -0700
            Re: Industrial Single Board Forth Computer - recommendations? Howerd <howerdo@yahoo.co.uk> - 2015-07-02 03:02 -0700

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