A89: Re: Calculator-specific Issues
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A89: Re: Calculator-specific Issues
don't worry, I'm working on the tutorials for 89 central as I write. In a
few days there should be tutorials on sprites, video memory, interrupts and
grayscale at: www.ti89.acz.org
>
>I've noticed that almost all problems and bottlenecks associated with
>programming ASM for the 89 have to do with calculator specific issues, such
as
>greyscale, memory, the screen, buttons, the linkport, etc. Because of this,
I
>am wondering if there is a place or places that has information about these
>kinds of things on it. (If there's any ambitious tutorial writers, I'd urge
at
>least one of you to make a tutorial for ASM programmers that assume that
they
>know or can find out about all the opcodes, but haven't a clue about things
>unique to the TI89). I still have yet to see anyone unlock the mystery of
>greyscale. I've posted several questions, dropped many hints, and read
source
>to greyscale programs only to walk away confused. Perhaps someone can look
>into making a reference for things specifically about programming ASM for
the
>89, or at least have the people writing the tutorials now realize that
there
>needs to be more emphasis on this information because it's very hard to
find.
>(Perhaps Matt Johnson can not insult a well-meaning newbie for once and
tell
>us how to do greyscale or display registers on the screen?) Anyway, this is
>getting long, I'm getting tired, and I think my point has been made. Oh,
did I
>mention that some information on greyscale would be nice? :)