RE: [CAD_CAM_EDM_DRO] EMC with steppers

At 03:46 PM 7/28/01 -0600, Tim Goldstein wrote:

>Cut your MAX_VELOCITY in both the [TRAJ] and in the individual axis's by 4
>to start with. That should get EMC to come up with the proper step
>dimensions (but maybe a little slow in the rapids depending upon where you
>have them set). I am guessing you are using freqmod??? If so to get a higher
>rapid you will need to decrease the period as you increase the MAX_VELOCITY
>settings.

I am using 'steppermod.o'
or at least that's the uncommented line in emc.ini

>What is happening is that the required steps per second for the current max
>velocity are so high that it locks up EMC on startup. Not sure how it all

max velocity is '2' default is .5

will my troubles go away with a faster computer? it is running on a
K6-233, 32M, Trident 9440 video. It is sluggish, and I have a faster system
on order for it.

>fits together that it would actually cause a hang on launch, but I
>experienced this when I was playing with EMC on a slow system so that I had
>the period set fairly high to get reasonable UI response. Was trying to get
>a decent feed rate on a G320 with 1000 line encoders.