> SO I suspect that there is a place for an "Osborne 0 -
> Fundamental PIC data access & addressing issues".

That's a good idea. Actually once I was thinking about a project to collect
issues as "everything that is missing from the datasheet" style.

If no one desperately want to do this I can start working on it.

Tamas



On Mon, Jun 16, 2008 at 8:24 AM, Apptech <apptech@paradise.net.nz> wrote:

> > Guys, before you go till the first blood, take a look at
> > that datasheet
> > again. It could be confusing as in Table 4-1 and 4-2 does
> > not even mention
> > anything about paging with the FSR. In fact, with the
> > 12F510 they even
>
>
> All this seems to me like an excellent indication that there
> is a place for a simple and definitive guide written at a
> level that a typical beginner and/or amateur user could
> understand.
>
> Long long long ago I read a book that taught me
> proportionately more about microprocessors compared to what
> I already knew than any other book or course has even done.
> I started knowing nothing and ended it knowing much of what
> I needed to know to become competent in the subject. The
> absolute level of knowledge is not the issue. That book was
> immensely hard for me to absorb. I went over it time and
> again and remember how immensely hard it was to get a good
> overall picture. I have not read the book for decades now.
> But I am certain that if I were to do so there would be
> nothing hard or puzzling in it. It would probably appear
> trivial and simplistic. The book? - "Osborne 1 - an
> introduction to microprocessors". The author in fact did a
> superb job of explaining all the key concepts well enough
> that they could be understood if you worked at it. But I was
> not the only one who found it hard. He went on to write
> "Osborne 2 - some real devices". That was extremely useful
> and by then I could follow it with ease. He THEN went on to
> write "Osborne 0 - <title escapes me>". Osborne 0 was the uP
> 101/ uP for dummies etc book. If I had had it first (it was
> then years away) it would have greatly eased my rites of
> passage. So probably best that I didn't. Nowadays Osborne 0
> would probably seem almost banal. But it's probably about
> right for beginners. It's very very very hard for an expert
> to realise how very very hard some "utterly trivial" matters
> can seem.
>
> SO I suspect that there is a place for an "Osborne 0 -
> Fundamental PIC data access & addressing issues".
>
> Any takers?
>
> Odds are the available references are the Osborne 1 of the
> subject. So trivial to eg Olin* that it may be hard to not
> feel that people are not trying very hard if they have
> trouble following them. So obtuse to a beginner that they
> can't see why eg Olin may find it hard not to be impatient
> with them. Both highly understandable if you ever learned
> your basic uP principles from "Osborne 1" :-)
>
>
>        Russell
>
> * I cite Olin as the example high-expert here, as he is one.
> While his approach to responding on this thread isn't quite
> the way I would have handled it, I have been impressed at
> his reserve and cool calm competence. Hopefully an Osborne 0
> of PICs will eventuate somewhere (he may have to write it
> :-) ) to make the role easier in future.
>
>
> --
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-- 
Rudonix DoubleSaver
http://www.rudonix.com
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