Raspberry Pi | Ultrasonic Sensor Tutorial

Raspberry Pi | Ultrasonic Sensor Tutorial

Click on the above“Mechanical and Electronic Engineering Technology” to follow us The ultrasonic sensor is an electronic sensor based on acoustic principles. It measures the distance between the sensor and an object by emitting ultrasonic pulses and receiving reflected signals, and is used to detect the presence of objects. It has widespread applications in modern … Read more

Arduino Uno | Measuring Distance with HC-SR04 Ultrasonic Sensor

Arduino Uno | Measuring Distance with HC-SR04 Ultrasonic Sensor

Example Effect Press the serial monitor, and you can see that the measured distance is 9.8cm-10.1cm with an error of about 0.2cm. HC-SR04 An ultrasonic sensor used for distance measurement, widely applied in robotics to avoid obstacles and measure distances. Its module uses Trig to trigger distance measurement, which emits 8 40kHz square waves and … Read more