The official supported Grove - Ultrasonic Ranger sensor works fine for most use cases, but unfortunately it's blocking the A1 port and is additional not easy to get in most regions. For this reason I ...

The HC-SR04 ultrasonic range sensor is a pretty cool pre-wired module that you actually enjoy using when you start playing with electronics, microcontrollers, and robotics. As you might have noticed, ...

This repository contains a Linux device driver for the ultrasonic sensor HC-SR04 implemented as a loadable kernel module. The HC-SR04 has a trigger and an echo pin. After triggering a measurement the ...

Specifications of the ultrasonic sonar distance sensor that can be used with Arduino, Raspberry Pi, CircuitPython and more include : – Power & Logic Voltage: DC 5V – Current during measurment ...

This paper presents design and implementation of an ultrasonic sensor based walking stick for visually impaired person. An ultrasonic sensor module, HC-SR04 is used for obstacle detection in the path ...

The ultrasonic sensor module HC-SR04 is a popular and cheap: (<; $2) per unit; it is, mainly, used and designed for distance measurement. In this article, a time space framework for a linear array of ...