Re: [CAD_CAM_EDM_DRO] Re: Where can I download BDI-TNG?

On Saturday 07 August 2004 01:09 am, Jon Elson wrote:

> >>You probably don't want this version, as it is a dead end. For older
> >>computers, BDI 2.20b is probably the best. For newer ones with more
> >>memory and CPU speed, BDI-Live! is probably the best choice.

> >Being a person who tends to lag quite a ways bebind "current" in terms of
> >hardware (I was still using CP/M when most folks I knew were using DOS!)
> > I'm wondering where you would draw the line with regard to that. Or
> > what would you call "older" hardware?

> >I'm typing this on a Celeron 366, w/320M. The mailboxes live on a K6-200
> >w/64M (bet this would fall in that category, eh? :-). I have some
> > other boards here, one with a P-II/450, one with a slower part (233?),
> > several socket 7 boards, which I can probably kick up to 500 MHz if I
> > wanted to, ram is the problem with a lot of those as they won't cache
> > more than 64M.
> >
> >Anything you could clarify in terms of which of these might be appropriate
> > for which tasks would be appreciated.

> I'm running my Bridgeport servo retrofit on a 100 MHz Pentium Classic
> with 32 MB of memory, on one of the first Intel ATX motherboards. The servo
> system takes less resources than software step pulse generation, so this is
> about the absolute minimum.
>
> I run all my hardware and software testing on a Pentium 133 Classic with
> 64 MB of memory (because I recompile EMC quite often) and this is fine for
> use with my various PPMC and stepper controller board products. Again, they
> relieve the CPU of some of the work of step pulse generation.
>
> I have run some software step generation on a P-II 333 MHZ machine, and
> it seemed fine to me, for reasonable rates and step resolutions. This
> should be totally acceptable for running the BDI-2.20b on nearly all stepper
> systems, unless you are using a high microstepping factor.

Thanks, this is exactly the sort of information I was looking for...