RPi Node-Red: Sonic Sensor (HC-SR04)

Goal: Read distance measurements from the sonic sensor within Node-Red What You Will Learn: Basic Circuit Prototyping Basic Node-Red Programming What You Need to Know: Getting Started with Node-Red In Depth Breadboarding Tutorial Parts List: What is a Sonic Sensor? It is a sensor that works based on the principles of echo location.  The sensor … Continue reading RPi Node-Red: Sonic Sensor (HC-SR04)