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Wrong side of D35, but other options exist. Single-step button (SW13) isn't producing a high enough voltage to trigger steps. Replace C10 with 100K resistor, and bridge out R44 with a capacitor / resistor pair, see Fireball's hard sync to schematic, laid out PCB with on-board components Add correct footprints to fireball Latest commits for file Fireball/Fireball_panel.kicad_prl MIT License (MIT) Copyright (c) Microsoft Corporation. All rights reserved. Redistribution and use in source and.

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