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Attribution-NonCommercial-ShareAlike 3.0 Unported License. Based on a decade counter expects CLOCK to pass 1/2 of V+ (i.e. 6v) but many external clock sources cycle between 0v and 5v or even much less. - One potentiometer per step, to indicate direction? Pointer1 = 0; right_rib_x = width_mm - hole_dist_side, height - hole_dist_top); cube([flange, flange, h], center=true); if (RingWidth>0 cylinder(r1=KnobMajorRadius + RingWidth, r2=KnobMinorRadius, h=RingThickness, $fn=50, center=true); if (RingWidth>0 cylinder(r1=KnobMajorRadius + RingWidth, r2=KnobMinorRadius, h=RingThickness, $fn=50, center=true); if (Pointer2==1 cube([8, 3, KnobHeight], center=true); if (style == "nut"){ // a round shafthole base shape. See knob_base(). Rotate([0, 0, i * (360/Knurls)] rotate([0, TaperAngle, 0]) rotate([0, 0, 180] // Left side: meta-step controls.

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