Peter C. Wallace wrote: > Which is a good illustration of the limitations of step/dir servos since > LinuxCNC can't "see" whats happening in the drive, which rules out a lot of > hardware fault mitigation strategies. > Well, really, detecting all possible cases of a failed encoder is not that easy. In this case, using my Gecko Interface board, LinuxCNC CAN see the encoder, and would have E-stopped the system, IF it had seen uncommanded movement. But, with the encoder not powered or otherwise not working, it gets no indication of the runaway.
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