In this Arduino-based radar project, we use an ultrasonic sensor instead of radio waves to detect objects. The sensor emits sound waves that are inaudible to humans and measures the time taken for the ...
Arduino library for the HLK LD2420 radar sensor that makes interaction easy and intuitive. The HLK-LD2420 is a high-performance 24GHz human presence and motion radar sensor module. It is designed for ...
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