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custom-pcb

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Open-source smart oven controller built with ESP32-S3 and ESPHome. Replaces mechanical oven controls with PID temperature regulation, TFT display with rotary encoders, and full Home Assistant integration via a custom Lovelace card with live SVG visualization. Includes firmware, custom PCB, 3D-printable parts, and wiring guide.

  • Updated Mar 4, 2026
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