The HC-SR04 module is an ultrasonic sensor that has swiftly risen to prominence, earning favor among electronics enthusiasts and engineers. Its fundamental operating principle is founded on the measurement of distance through the echo time of ultrasonic waves. Comprising an ultrasonic transmitter and receiver, it accurately gauges the distance between the module and an object by emitting ultrasonic pulses and calculating the time taken for the echo to return. This elegantly simple yet highly effective mechanism opens doors to countless possibilities across a spectrum of applications.
October 14, 2023
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