GitHub - alaudet/hcsr04sensor: Python module for measuring distance and depth (metric or imperial) with a Raspberry Pi and HC-SR04 sensor
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Using an ultrasonic distance sensor | Physical Computing with Python | Python | Coding projects for kids and teens
![GitHub - solacese/raspberry-pi-ultrasonic-sensor-mqtt: A demo app that integrates an HCSR04 proximity sensor on a Raspberry PI with an MQTT publisher GitHub - solacese/raspberry-pi-ultrasonic-sensor-mqtt: A demo app that integrates an HCSR04 proximity sensor on a Raspberry PI with an MQTT publisher](https://raw.githubusercontent.com/fivdi/pi-io/master/doc/hc-sr04-two-pin.png)
GitHub - solacese/raspberry-pi-ultrasonic-sensor-mqtt: A demo app that integrates an HCSR04 proximity sensor on a Raspberry PI with an MQTT publisher
![Connecting Two Ultrasonic sensors to Raspberry Pi Tutorial | DistanceSensor (HC-SR04) to RaspberryPi - YouTube Connecting Two Ultrasonic sensors to Raspberry Pi Tutorial | DistanceSensor (HC-SR04) to RaspberryPi - YouTube](https://i.ytimg.com/vi/Zdg-SIiumg8/hqdefault.jpg)