Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...
The Dabao open-source hardware board features a Boachip-1x RISC-V MCU, whose RTL Verilog files are also open, and is IRIS ...
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