Friday, February 01, 2008


The 15 degree, bipolar stepper BLASTS!

I took a little time off this morning and reprogrammed the Tommelise 1.0 controller and used the X and Y gearmotor driver outputs to run the new little 15 degree step, bipolar stepper motor. I had remarkably little trouble getting it going.

Here you can see it running with a 50 msec delay between steps which gives it a rotational rate of about 50 rpm. I ran it this slow so that you can see the motion.

I found that if I ran it anywhere near what it was capable of that the little duct tape flag that I attached to the drive shaft simply became a blur.

(Read the whole story)

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