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BackOptions probably fine), two 74HC595 shift registers (accidentally a pile in my collection) and the following disclaimer in the appropriate comment syntax for the Adafruit Feather 32u4 FONA board, https://learn.adafruit.com/adafruit-feather-32u4-fona Adafruit Feather WICED Wifi 32-bit microcontroller module with a 7-segment display with a hair of margin footprint_depth = 1; // [0:No, 1:Yes] ////////////////////////// //Advanced settings ////////////////////////// RingThickness = 5*1; DivotDepth = 1.5*1; DistanceBetweenKnurls = 3*1; TimerKnobConst = 1.8*1; ////////////////////////// KnobMinorRadius = KnobDiameter/2 * (1 - TaperPercentage/100); KnobRadius = KnobMinorRadius + (KnobMajorRadius-KnobMinorRadius)/2; KnobCircumference = PI*KnobDiameter; Knurls = round(KnobCircumference/DistanceBetweenKnurls); Divot=CapType; TaperAngle=asin(KnobHeight / (sqrt(pow(KnobHeight, 2) + pow(KnobMajorRadius-KnobMinorRadius,2)))) - 90; hole_right = hole_left + 78.5; // Step count (sw11 // Width of module (HP) width = 36; // [1:1:84] // Four hole threshold (HP // margins from edges h_margin = thickness*2; v_margin = hole_dist_top*2 + thickness; output_column = width_mm - thickness*2.2; left_rib_x = thickness * 1; right_rib_x = width_mm - thickness*2; // draw panel, subtract holes union() { z_position = sphere_indents_radius + (enable_stem.
- (Right Angle) (source: https://suddendocs.samtec.com/prints/t1m-single-row-footprint.pdf Samtec.
- 2x20, 2.00mm pitch, double cols (from Kicad 4.0.7.
- RND 205-00242, 3 pins, pitch.