When it comes to electronic design, breadboarding a circuit is the fun part — the creative juices flow, parts come and go, jumpers build into a tangled mess, but it’s all worth it when the circuit ...
Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...
Most low-cost ultrasonic sensors only report distance in a single fixed direction. This project adds a servo to sweep the sensor across a 180° field, then reconstructs that sweep in real time into a ...
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