On 4 May 2017 at 17:10, Chris Albertson <[email protected]> wrote: > For example your computer > makes step and direction pulses but a bipolar stepping motor wants to see > voltages on it's four lead wires. Why not have the computer computer the > voltages?
To answer just one point, the main thing that the stepper driver does is actively control the current through the motor. LinuxCNC can already drive unipolar steppers directly, but only at tiny powers. -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, daredevils and lunatics." — George Fitch, Atlanta Constitution Newspaper, 1916 ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
