1. Add 4 lines to the firmware for the MSP430s that sequence the stepper motor drivers so that they half-step (so that there are sometimes two active coils).
2. One’s resolution has doubled.
3. Dance.
4. Push changes up to public firmware git repository.

We did have a resolution of 0.2mm per step. Now we have 0.1mm. w00t.

Tags: cnc, development, electronics, msp430

One Response to “Doubling the resolution of your CNC machine”

1. Justyn Says:
   August 15th, 2007 at 9:37 am

   0.1mm is the resolution required by the doughnut bet…

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