Octasonic HC-SR04 Breakout

The Octasonic HC-SR04 Breakout provides a simple way to connect up to 8 HC-SR04 ultrasonic sensors to a Raspberry Pi, Arduino or any other single board computer or microcontroller that uses either 5V or 3.3V and supports SPI.

The Octasonic breakout can be purchased from my Tindie store.

Documentation

Getting Started

Ultrasonic Pi Piano

Libraries

Firmware

Completed Projects