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Recent content by becca23

  1. B

    Stepper Motor Control

    I need some help with debugging a unipolar stepper motor I am using a PIC24 and a ULN2003A chip to drive the motor. It seems to have no problem moving forward, but only twitches when I attempt to go backward. This is the half-step sequence I am using: uint8 coil1Seq[8] = {1,1,1,0,0,0,0,0}...
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