seiMotion demo of the plotbot is up and running, it filsl the buffers with timings that have a linear ramp (just a sawtooth-funtion) and moves the arms back and forth with varying speed. Timings for upper and lower stepper are phase-shifted by 180° so that they move in opposite directions. Now here's the video:
It has awakened
A project log for plotbot
Plotting machine build to be hung from a wall. Uses a delta-arm design to save on parts and to improve elegance.
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