Key points
- An oil surface moves and reflects unevenly — it never trusts one reading, it filters many.
- It sleeps most of the time — awake time is battery life.
- Seven generations in the field — no way to know the right thresholds until units were actually out there.
Development record
- Sector
- Environment & Recycling
- Target chipset
- ESP32 + ToF
- Status
- In operation
- Scale
- Undisclosed
- Period
- 2026-03 ~ 2026-08
- Stack
- ESP32ToF 센서저전력서버 전송
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