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I've implemented a closed-loop system about 25 years ago on an 8 x 32 erosion table scanning it at one cm resolution using laser triangulation. It took 120 hours to scan the surface. Most of the time was spent waiting seven seconds for the system to stop shaking. I put shaft encoders on the X, Y, & Z shafts, not the stepper motors. I wanted to sure I got ...


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You can fix this. The current switching portion of the driver appears fine, as does the motor. First check the improbable, but easy to fix Although I think it is unlikely, something could have been changed in your configuration file. It would be work a quick glance to see if there has been any obvious damage. It is probably a board-level (not chip level) ...


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