black box specs was Re: interpolation and algorithms of multiple axes
Posted by
Wally K
on 2000-12-07 01:49:25 UTC
--- In CAD_CAM_EDM_DRO@egroups.com, ballendo@y... wrote:
The misc limit sw I/O would be taken care of by the card and plenty
of extra pins for axis control. These cards are available in ISA or
PCI.
for us to make than isa. And isa is going away.
idiot proof it should have its own on board voltage regulator and we
would just connect a cheap low voltage ac transformer to it. The on
board power supply would guaranty consistent glitch free power.
> ron wrote:std)
> >Good to hear this discussion. We have had this before, but it has ?
> >never quite turned into reality.
>
> Ron,
>
> Thanks for joining in with some good thoughts. You're right, let's
> get this to the next level!
>
> Towards that end:
>
> P-ports are familiar and easy. And disappearing??!!
> Serial ports are a pain, and familiar. And being replaced???
> USB seems to be gaining steam as the NEXT "desktop" std...
> Firewire seems to be a good choice ?? (evolving as an industrial
>I think a standard digital 48 I/O card would make a great interface.
> Comments, anyone?
The misc limit sw I/O would be taken care of by the card and plenty
of extra pins for axis control. These cards are available in ISA or
PCI.
>a
> >I would be thrilled to pay a couple hundred dollars to have a box
> >like flashcut sells, with an open protocol. I would finish up my VB
> >Conversational program very quick to run on it.
>
> The "flashcut box" is a std. microcontroller serial-type board. Has
> processor and oscillator, a max232, and some "update able" ROM. Imany
> believe it is a proprietary "motion system on a chip". I would not
> want this!! I really would want to keep the interp algorithms and
> trajectory planning on the pc.
>
> But I do like the idea of a multi-axis pulse gen that I have
> to "update" periodically... And I'd like some I/O "out there in the
> box" as well... How many I/O bits do you think we NEED? And how
> do we Want? :-)intelligent
>
> >I am not interested in boards to be plugged into the PC that need
> >drivers to run them. PCs have well know ports- serial and parallel,
> >either of which is far faster than needed to control an
> >box from VB. Don't need to open the PC box.I have no problem with plug in boards, except homemade pci are harder
>
> Agreed. NO "plug-in" boards! So, again I ask, Which protocol?
>
for us to make than isa. And isa is going away.
> >And, keep the drive board separate from the 'signal generator'Then I
> >can use a simple 1.2 amp chip, or Dans 5 amp board, or MarrisI agree, the signal generator circuit should be seperate. To be
> >Step/dir Servo board, whatever I need, with the same signal box.
>
idiot proof it should have its own on board voltage regulator and we
would just connect a cheap low voltage ac transformer to it. The on
board power supply would guaranty consistent glitch free power.
> Yes, definitely. Mariss, What do you think the "form factor" ofthis
> circuit is/ will be. Since the posted circuit is old, will you becommand
> using ASIC or FPGA or ...? Will it be "geckodrive" size? Where will
> the power come from? Details. Details.
>
> >I like SimpleStep, and the PicServo, but they have different
> >sets. Id like one box to support.out
>
> Yes. Again agreed. And let's keep Jeff Bs' advice in mind. Figure
> the LEAST BIT that NEEDS hardware! This is a product/ project/box
> situation which will scream for feature-itis, IMO! Let's keep the
> really simple.build
>
> >Sounds like Marris has the interest and ability to design and
> >the box, who's going to write the code?answers
> >ron ginger
>
> I'm VERY interested in this project. But I'd like to see some
> from the list to my questions/opinions above first...
>
> Hope this helps.
>
> Ballendo
Discussion Thread
ballendo@y...
2000-12-06 21:54:48 UTC
black box specs was Re: interpolation and algorithms of multiple axes
Smoke
2000-12-06 22:47:52 UTC
Re: [CAD_CAM_EDM_DRO] black box specs was Re: interpolation and algorithms of multiple axes
Smoke
2000-12-06 22:56:30 UTC
Re: [CAD_CAM_EDM_DRO] black box specs was Re: interpolation and algorithms of multiple axes
Wally K
2000-12-07 01:49:25 UTC
black box specs was Re: interpolation and algorithms of multiple axes
Jeff Barlow
2000-12-07 13:54:50 UTC
Re: [CAD_CAM_EDM_DRO] black box specs was Re: interpolation and algorithms of multiple axes