Producing items onto a screen simply by touching the air is a marvelous thing. One way to accomplish this involves four HC-SR04 ultrasonic sensor units that transmit data through an Arduino into a ...

Little Bird Electronics posted an article about using an analog voltage reference with Arduino. This is a tool available when using an analog-to-digital converter. By setting up either an internal or ...

The title “analog debugging” seems a bit enigmatic. After reading it, an embedded firmware developer may suffer from cognitive dissonance; but trust me, it will make sense later. What the title ...

How to create a wide range of complex signals using simple, cheap microcontrollers. A simple process for generating complex signals utilizing standard software tools. Often during product development, ...

I admit the title “analog debugging” is a bit enigmatic. After reading it, an embedded firmware developer may suffer from cognitive dissonance, but trust me, it will make sense later. What the title ...