Re: ADTPro 1.1.2 Released

[Polymorph <polymorph69@hotmail.com>]

On Feb 20, 1:40 pm, Eric Rucker <bhtoo...@gmail.com> wrote:
> On Feb 19, 9:34 pm, Polymorph <polymorp...@hotmail.com> wrote:
>
> > As Michael has pointed out, writes to disk while reading from the
> > serial port are a no-go. However, a IIgs generally has vastly more
> > memory available to it (2Mb+), and therefore I see a possible increase
> > in performance by buffering large portions (possibly the whole file/
> > image) of the serial transfer in RAM before writing to disk. I would
> > expect an increase in overall throughput by not writing out to disk as
> > frequently. How much of an increase I'm not sure, but I plan on
> > finding out.  :-)
>
> > Cheers,
> > Mike
>
> In a ROM 3, you're guaranteed to have enough RAM to buffer a whole
> 3.5" image. (Allowing 44k for ProDOS and the ADTPro program (based on
> the 20k buffer (I am right in saying it's 20k, right?)) that gives
> 1108k of free RAM.)
>
> In a ROM 00 or 01, you're guaranteed to have enough RAM to buffer a
> whole 5.25" image. (Allowing 44k for ProDOS and ADTPro, that gives
> 212k of free RAM.)

Yes you are correct, but in my case I'll have GS/OS and its memory
overhead loaded as well....whoops, letting more of my projects beans
spill...  ;-)

Cheers,
Mike