Once motion is detected, the sensor sends a HIGH signal to the microcontroller, which can be used to trigger a response such as turning on an LED or activating an alarm. In this experiment, the PIR ...

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The ESP32 keeps finding new jobs in my house.

Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

[Jean-Christophe Rona] found himself with some free time and decided to finish a project he started two years ago, reverse engineering cheap 433MHz home automation equipment. He hopes to control his ...

The DFRobot Fermion: C4002 mmWave Radar Module features a Full Data Access Mode that provides developers with processed micro-Doppler telemetry and displacement vectors. Why do smart home systems ...