Re: [CAD_CAM_EDM_DRO] Re: [CAD_CAM_EDM_DRO) 555 Timer circuit Request

Bill & all,
There must be ramping for steppers. Even changing the speed abruptly will stall
a motor.
Rich D.

wanliker@... wrote:

>
> In a message dated 5/21/01 4:37:57 PM Mountain Daylight Time, KM6VV@...
> writes:
>
> << Just connect up a 555 timer, and you'll get the
> pulses! >>
>
> How about one of our good electronic types designing and putting in the Files
> circuit a good schematic for a 555 Timer circuit for single axis
> testing/operation.
>
> Desired features:
> Single step
> 0 to ?? Pulses per minute.
> Direction reversing.
> Ability to add limit switch's.
> What else????
>
> Thanks,
> bill
> List Mom