Re: Steppers or servos

[Doug Fortune <pentam-at-home.com>]

Tim Goldstein wrote:

> I will put a little different spin on this. I was running steppers with EMC
> and I have now converted to servos that are driven with step and direction
> signals just as if they were servos. What I have found is that EMC can put
> out as high a pulse rate as I need. The limit I am running into for maximum
> rapid moves is the maximum RPM the motors are capable of. Currently I am
> having EMC output 30,000 steps a second per axis and it is having no problem
> at all with this rate (gives me 180 ipm).

Hi Tim:

What speed & type is your cpu?

Doug