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7.53573 19.9509 vertex 7.77665 5.30203 20.0916 facet normal -0.0843473 -0.0403748 -0.995618 facet normal -0.061823 0.114014 0.991554 facet normal 0.0600064 0.144869 0.98763 facet normal -0.307705 0.502127 0.8082 vertex 5.3435 -1.85172 19.4867 facet normal 0.768461 -0.630682 0.108208 facet normal -0.995185 0.0980159 0 facet normal -0.220665 0.32036 0.921236 facet normal 9.964596e-01 4.138940e-03 8.397109e-02 vertex -1.093935e+02 9.725134e+01 1.047174e+01 facet normal -9.999901e-001 -4.452620e-003 0.000000e+000 vertex 1.651013e+000 -5.455036e+000 9.983999e+000 vertex -5.649374e-001 -5.665795e+000 9.983999e+000 vertex 1.015835e+000 5.537292e+000 9.983999e+000 vertex -1.851797e+000 6.779951e+000 9.983999e+000 vertex -3.168653e+000 -4.714065e+000 1.747200e+001 facet normal -0.439084 -0.687856 0.577979 vertex 5.69935 -4.54285 7.24096 vertex -7.28862 -0.671124 7.09583 vertex -4.83492 5.54018 6.98312 vertex 4.83932 5.54554 6.98393 facet normal 0.766718 -0.634283 0.0991387 facet normal -0.184973 0.225388 0.956548 vertex 5.7099 5.7099 5.88782 facet normal -0.976244 0.096218 0.194139 facet normal 0.766833 0.634118 0.0993045 vertex 8.09017 5.87785 0 facet normal -0.0224971 0.0985154 -0.994881 vertex -1.8729 -9.81811 0.0484927 facet normal 0.977441 0.186457 0.0992125 vertex 9.68583 2.4869 0 facet normal -0.594398 -0.478901 0.646022 facet normal 3.934410e-001 -6.745059e-001 6.246966e-001 facet normal -2.588513e-001 -1.674927e-003 9.659157e-001 vertex 2.614341e+000 4.497066e+000 2.494118e+001 vertex -1.726257e+000 4.991016e+000 2.494118e+001 facet normal 0.327118 0.94236 -0.0703587 facet normal 0.0623612 0.633165 0.771501 vertex 0 -2.9 19 - Could replace step IDs with a 7-segment display with LED and photoresistor 3 Lead Plastic Package OnSemi CASE 100CY, light-direction upwards, see http://www.everlight.com/file/ProductFile/ITR8307.pdf refective opto couple photo coupler IR Receiver Vishay TSOP-xxxx MINICAST IR Receiver Vishay TSOP-xxxx MINIMOLD IR Receiver Vishay TSOP-xxxx, MINICAST package, see https://www.vishay.com/docs/82669/tsop32s40f.pdf IR Receiver Vishay TSOP-xxxx, MOLD package, see https://www.vishay.com/docs/82669/tsop32s40f.pdf IR Receiver Vishay TSOP-xxxx MINICAST IR Receiver Vishay TSOP-xxxx, MINICAST package, see https://www.vishay.com/docs/82742/tsop331.pdf IR Receiver Vishay TSOP-xxxx MINIMOLD IR Receiver Vishay TSOP-xxxx MOLD Oscillator, DIP8, Large Pads, http://cdn-reichelt.de/documents/datenblatt/B400/OSZI.pdf Oscillator, DIP14, Large Pads, http://cdn-reichelt.de/documents/datenblatt/B400/OSZI.pdf Oscillator, DIP14, Large Pads, http://cdn-reichelt.de/documents/datenblatt/B400/OSZI.pdf Miniature Crystal Clock Oscillator IQXO-70, http://www.iqdfrequencyproducts.com/products/details/iqxo-70-11-30.pdf, 7.5x5.0mm^2 package FOX SMD Crystal Oscillator IDT https://www.idt.com/document/dst/xu-family-datasheet#page=17, 7.0x5.0mm IQD Crystal Clock Oscillator TG2520 series, https://support.epson.biz/td/api/doc_check.php?dl=app_TG2520SMN⟨=en Miniature Crystal Clock Oscillator TXCO Fordahl DFA S3-KS/LS/US, http://www.iqdfrequencyproducts.com/products/details/iqxo-70-11-30.pdf, 9.1x7.2mm^2 package Miniature Crystal Clock Oscillator Abracon ASE series, http://www.abracon.com/Oscillators/ASEseries.pdf, hand-soldering, 3.2x2.5mm^2 package SMD Crystal Seiko Epson SG-210 https://support.epson.biz/td/api/doc_check.php?mode=dl⟨=en&Parts=SG-210SED, hand-soldering, 2.5x2.0mm^2 package SMD Crystal EuroQuartz MJ series http://cdn-reichelt.de/documents/datenblatt/B400/MJ.pdf, 5.0x3.2mm^2 package 3.2x2.5mm, 1-220MHz High Performance Differential Oscillator SiTime SiT9121 https://www.sitime.com/datasheet/SiT9121 Silicon_Labs LGA, 6 Pin (https://www.jedec.org/sites/default/files/docs/MO-193D.pdf variant BA), generated with kicad-footprint-generator Molex CLIK-Mate series connector, SM09B-SRSS-TB (http://www.jst-mfg.com/product/pdf/eng/eSH.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SOP, 8 Pin (http://www.ti.com/lit/ds/symlink/iso1050.pdf), generated with kicad-footprint-generator Hirose DF12C SMD.

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