Hi Jay, I agree, I've been investigating the same thing. * An option would be to make the connections for each external device have two footprints, push plug, and screw terminal. Your suggestion of the Allegro A3979, what does it cost ? * I'm not convinced by the extra chip features, I think microstepping should be done by the main board controller, as PWM control of enables. Is there a minimalby grael - Controllers
Hi all, I'm new to RepRap. I've been looking in on progress now and then since I first found out about it a year or so ago. I note that some of the controller designs have on board memory, but it's looking like this may only be for buffering, after reading this thread. How big can the output files get ? What's the difference in compactness between gcode and it's predecessor ? What would be aby grael - Controllers