Category Archives: Arduino

HC-SR04 Breakout Board for Arduino

This weekend I assembled the first version of a new HC-SR04 breakout board that I have been working on lately. The goal of this project is to let an Arduino Uno (or any other 5V microcontroller) monitor up to 8 ultrasonic sensors over SPI, therefore only using one dedicated pin. The other advantage is that by offloading the sensor monitoring,… Read more »

New web site for the voice changer shield

Over the Christmas break, I have set up a dedicated web site as a central place to put information for my voice changer shield kit. I have also converted the software into an Arduino Library with example sketches, making installation simpler. The ring modulator example sketch is also now much easier to understand as a result, since all of the… Read more »