Tutorials
Each tutorial is a replay of the real app. The same data drives the in-app player, the written steps, the video and its subtitles, so they always match the current version.
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6-key macropad
Six keys, six diodes and a XIAO RP2040, from schematic to a JLCPCB order.
Coming next
The four ESP32 example boards (dev board, LED strip controller, climate sensor, 12 V load driver) already exist as projects and packs; their step-by-step tutorials are next. See Five ESP32 maker boards you can build.