Phase 1 is a sensor node only: reads the KIE-TS-300B analog output, filters it, runs basic health checks, and reports a calibrated-or-flagged-uncalibrated turbidity value as one JSON line per second ...

An Arduino Uno guards a running 12 V motor. It watches for a person coming too close, overheating, abnormal vibration, a tilted machine and a jammed shaft. When something is wrong it slows the motor, ...

The Arduino USB Camera puts a camera, microphone and adjustable ring light in one USB accessory for projects that need to see ...

Serial numbers are unique identifiers that manufacturers use to track warranty coverage, register hardware, and prevent fraud. Because they function as personally identifiable information, you should ...