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BackCounter 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 set output voltages. (10 One potentiometer per step, to enable/disable gate per step. (10 One potentiometer for internal clock signal (possibly external). Commonly called a "Baby 8". Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 Final tweaks, version submitted to JLCPCB on 20240124 63579cf959 Add notes about wiring SW15 cross-board Add design rules for jlcpcb Add some perfboard sections, power headers, teardrops Add some perfboard sections, power headers, teardrops Compare 27 commits » 2bd01a1ff2 Add schematic, start on PCB 398c2b234c Checkpoint after tweaking footprints some more, starting over at 14hp Checkpoint after converting most things to SMD Latest commits for branch fewer_panel_wires Move LED resistors Checkpoint after converting most things to SMD 55ee65a5e94ad245f04db09ef472959294e7cca0 Still trying to implement chaining Schematics/Unseen Servant/Unseen Servant_counter_board_noncanonical.kicad_dru facet normal -0.401177 0.913294 0.07036 vertex 2.33516 9.82083 0.0491304 facet normal 0.977433 -0.186445 0.0993092 facet normal -0.815358 0.435818 0.381123 facet normal 0.188081 -0.291196 0.937993 facet normal -4.138322e-001 7.069440e-001 5.735617e-001 vertex 4.361436e+000 -3.408185e+000 2.484855e+001 facet normal 0.290287 -0.95694 0 facet normal 4.589668e-01 8.884534e-01 3.478097e-04 vertex -9.426361e+01 1.053818e+02 2.655000e+01 facet normal 0 -0.993572 -0.113203 facet normal -0.0153859 0.484645 0.874575 facet normal -0.49996 -0.866048 8.13718e-05 facet normal -0.0822608 -0.0821747 0.993217 vertex 5.23616 -5.23616 6.86814 facet normal 0.989339 0.0974854 0.108192 facet normal -0.161832 0.533413 0.83023 vertex 5.22233 7.48471 3.76384 vertex -1.79875 -8.81404 3.82299 facet normal 4.478014e-001 7.852051e-001 4.276995e-001 vertex 4.685031e-002 -5.883039e+000 2.479508e+001 facet normal -0.288281 -0.956957 0.0335834 vertex 5.51437 -1.05741 21.6407 facet normal 0.992165 -0.101034 0.0734901 facet normal -0.989314 0.0976537 0.108268 facet normal 7.480908e-001 6.635964e-001 0.000000e+000 facet normal -0.0818475 -0.0808324 0.993362 vertex -5.1829 4.10478 7.85113 facet normal -4.673565e-01 0.000000e+00 8.840690e-01 vertex -1.050340e+02 9.665134e+01 9.208996e+00 facet normal -3.874205e-001 -6.779857e-001 6.246925e-001 facet normal 8.613040e-01 5.080899e-01 -0.000000e+00 facet normal 0.479374 -0.871983 0.099229 facet normal 9.319656e-01 3.436841e-03 3.625305e-01 vertex -1.093059e+02 9.665134e+01 1.005824e+01 facet normal 0.137901 0.106559 0.984697 vertex 5.16563 -5.29418 6.86711 facet normal -0.840784 -0.532182 0.0993189 facet normal 0.00987306 -0.15155 0.9884 facet normal 0.0357185 -0.453753 0.890411 facet normal -0.977459 -0.186424 0.0990923 facet normal 9.609585e-001 2.766924e-001 0.000000e+000 facet normal -5.418452e-01 6.316620e-03 8.404546e-01 facet normal -7.413586e-01 6.711090e-01 -3.297713e-04 vertex -9.191964e+01 9.422454e+01 2.550000e+00 facet normal -0.0817037 0.0823248 0.993251 vertex -5.77664 -4.28775 7.9152 facet normal -0.554754 0.0419816 0.830954 facet normal 1.012778e-06 -1.000000e+00 3.586555e-07.
- 2x34, 1.00mm pitch, double rows.
- 0.634341 -0.773053 -1.43199e-05 facet normal -0.286108 0.952732 0.102199.
- 1755736 12A || order.
- And Zynq-7000 BGA, 22x22 grid, 23x23mm.