Hardware projects tagged ds3231-rtc

Open hardware projects tagged ds3231-rtc on BoardRepo. View schematics and PCBs in the browser and download the sources.

Projects

1 board

tinta

@c0de111

Battery-powered e-paper sign: room signage, sensor graphs, home automation, or anything over Wi-Fi. Wakes by real-time clock, NFC tap, or button. Raspberry Pi Pico W firmware, custom PCB, and 3D-printed case included.

schematicpcbbomgerbersRP2040batteryswitchantenna

Apache-2.0Sep 30, 2026

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