Re: [CAD_CAM_EDM_DRO] Detect Stepper pulses

This one looks good:

http://www.swansontec.com/sprobe.htm

Google for logic probe schematic to find more.

Regards,
JJ

On Wednesday, Feb 11, 2004, at 22:59 US/Eastern, Raymond Heckert wrote:

> Perhaps an LED on the line would show a glow of signal pulses?
>
> RayHex
>
> ----------
>> From: karl_l_townsend <karltownsend@...>
>>
>> I'm working with new PC hardware and software to drive the steppers
>> on my knee mill. FWIW, its a Galil computer on a PCI card mounted in
>> a PC.
>>
>> Anyway, I'm issueing move commands to the galil card, and it reports
>> back a move was issued. But nothing happens at the stepper. I know
>> the stepper and driver are in working condition. (they work under my
>> existing Ahha PC control)
>>
>> At this pint, I'd like to check for step pulses in the wiring. Can't
>> afford a 'scope. Is there some kind of cheap probe that can check
>> for step pulses?
>>
>> Karl Townsend
>
>
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