Re: [Amforth] amforth-shell.py idea

[Enoch <ix...@ho...>]

On 10/14/2012 05:01 AM, Matthias Trute wrote:
> Am 13.10.2012 22:51, schrieb Enoch:
>> On 10/13/2012 02:53 PM, Matthias Trute wrote:
>>> Hi,
>>>
>>>> We do still have a problem how to deal with hardware idiosyncrasies as
>>>> timer0.frt demonstrates. It should not be dealt with through the shell
>>>> (re my ill thought #py idea).
>>>>
>>>> The generic frt code should include some preprocessing instructions to
>>>> produce MCU specific code, m4 perhaps?
>>>
>>> A preprocessor would create a similiar dependency on
>>> additional tools that (at least) Erich dislikes.
>>>
>>> m4 (or cpp) are tools for the unix people, but the
>>> majority of the amforth users use windows (for whatever
>>> reason....)
>>
>> Because Atmel provides a great IDE for Windows free of charge :-)
>>
>>>
>>>> Once you decide on the standard people would follow :-)
>>>
>>> Hell, no! I wont make decisions for you ;)
>>>
>>> maybe a preprocessor in (g)forth can help us?
>>
>>
>> I think that any Amforth pre-processing code should syntactically look
>> very different from the surrounding Amforth code. Mixing Gforth with
>> Amforth may lead to confusion where the code actually executes.
>>
>> All Unix tools are easily available now in windows. We just need to
>> decide which tool is most suitable for adapting a generic Forth library
>> code for a particular AVR MCU. I see this tool utilized at Amforth
>> install stage. Perhaps it would unify those appl/ projects...
> 
> The easiest way would an implementation of [if] and friends
> ...
> \ older mcu's may need
> [undefined] TCCR0B [if] TCCR0 constant TCCR0B [then]
> [undefined] TIMSK0 [if] TIMSK constant TIMSK0 [then]
> ....
> 
> That would not even require any external tool at all
> 
> Volunteers welcome ;) (be aware: its not that easy
> as its seems to be). I just added
> http://amforth.svn.sourceforge.net/viewvc/amforth/trunk/lib/ans94/tools/bracket-conditional.frt?view=log
> it does not work in interactive mode however.

That's based on a forth200x extension and I like it. Will you document
it (i.e., refcard) when it works in interactive mode as well?

A somewhat related question. Can this initialization and other
initializations be uninstalled (words removed) after execution to save
space?

Thank you, Enoch.










> 
> Matthias
> 
> 
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