SERVO SOFTWARE

Look at

http://kmtg.kollmorgen.com/

There is some interesting servo sizing and calculating software at this
site.

They sell stepper Motor chips also.

I am currently waiting for their reply on pricing and availability for
bipolar stepper driver chipse from Nippon Pulse Motor
Kollmorgan is the N.american supplier for the chips

http://www.pulsemotor-usa.com/npdrivers.cfm
These are in the
http://www.pulsemotor-usa.com/
Site

Has anyone used the Nippon Pulse chips? They look very simple!
http://www.pulsemotor-usa.com/npdriverspec.cfm?id=4

Tex