Spacecraft propellant transfer controller on an ATmega32U4: fault-latching valve state machine (overpressure, thermal, link loss), auto flow profile, JSON telemetry, and a FastAPI + React ground ...
ESP32-based air quality monitoring prototype with BLE, simulated sensor readings, alerts and Python CSV logging. - sabesan-k/ESP32-Air-Quality-Monitor ...
Two beams, one pour day, very different strengths? Calendar age hides the real story. Build it under ₹2500: an ESP32 and ...