Getting Started with Ultrasonic Sensors on Raspberry Pi

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Hardware Preparation

• Raspberry Pi
• Breadboard
• HC-SR04 Ultrasonic Sensor

Configuration Steps

1. Connect the hardware according to the wiring diagram

2. Enter the example folder

Create and edit a python file named ultrasonic_sensor.py

nano ultrasonic_sensor.py

Enter the editing interface and input the code

3. Editing completed

Press ctrl+x to exit, then press y and hit enter to confirm.

4. Run the test

sudo python3 ultrasonic_sensor.py

Output result: 0.2m.

Give it a try!

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