Editable four-sheet KiCad schematic for a compact nRF52832 smart ring with optical PPG sensing, motion sensing, battery charging, and a low-noise 1.8 V rail, generated with SpeedUp for engineering review.
electronics schematic bluetooth-low-energy kicad nrf52832 speedup hardware-design max30101 lis2dw12 wearable-electronics engineering-review ai-schematic nrf52832-smart-ring
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Updated
Sep 3, 2026