Re: [CAD_CAM_EDM_DRO] Re: Motion Controller board ?

Wally,

The purpose of the charge pump circuit is to prevent this.

Our SoundLogic board with the charge pump selected will not let anything
come on. It even prevents the stepper motors from chattering (anti chatter
function).


Bob Campbell
Bob@...
www.campbelldesigns.com
Breakout board
THC board sets
CNC router plans
Stepper Motors
VisualMill Basic

----- Original Message -----
From: "cnc_4_me" <cnc4me@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Monday, January 31, 2005 1:48 PM
Subject: [CAD_CAM_EDM_DRO] Re: Motion Controller board ?


>
>
>> the Smart units don't make the shop as exciting as the dumb ones.
> I
>> get a start when I casually flick off my PC before the control box
>> and the spindle starts unexpectedly.
>>
>
> I did not understand this part....Are you saying that even the
> breakout boards with the safety charge pump, may cycle the spindle
> motor when the PC is rebooted or shut down....
>
> Wally
>
>
>
>
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
> <dave_mucha@y...> wrote:
>>
>> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "Daniel T. Medlin"
>> <dmedlin1963@y...> wrote:
>> >
>> > Gang,
>> >
>> > What are your recommendations for a motion control
>> > board for Mach 2? I am starting to collect the parts
>> > to retro a Bridgeport. I need four axis system now,
>> > but I want it to grow to six.
>> >
>> > Daniel T. Medlin
>>
>>
>> What do you mean by motion control board ?
>>
>> PC signal output interface board ? we call that a breakout board
> and
>> there are a few different ones listed in the links section.
>>
>> The most notable difference is that many are dumb and do not hold
> all
>> your outputs off until the CAM software is operational. This means
>> your spindle relay can go on and off at different times.
>>
>> the Smart units don't make the shop as exciting as the dumb ones.
> I
>> get a start when I casually flick off my PC before the control box
>> and the spindle starts unexpectedly.
>>
>> But, you only need on smart one to talk to the software.
>>
>> Of couse, if you have some other meaning, for motion control board,
>> like Servo Driver Board, then the links has some of them too.
>>
>> Gecko are the most popular here in the States, but Rutex being
>> another that is favored by some. Jon makes one as well. I just
>> noticed I don't have a link to Jon's in there. Hopefully, he'll
> post
>> his link and I'll add it.
>>
>> Also, Fred has one that I'm sure he'll post and I'll include that
> as
>> well.
>>
>> I glanced over many driver boards as you said Bridgeport and many
> are
>> not powerful enough for that machine.
>>
>> Dave
>
>
>
>
>
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