but you can build your own secure access with an Arduino. Just be warned: this one is a bit more complicated than the others on this list. You'll need the sensor module R305 to read your fingerprint ...

Often confused with Single-Board Computers, MCUs like the Arduino series are integrated circuits designed for specific circuitry projects rather than a multipurpose standalone system. However ...

When it comes to electronic design, breadboarding a circuit is the fun part — the ... where each bus bar is connected to an IO pin on an Arduino Due. A program runs through each point on the ...

Actually getting the beats out of the Arduino required the addition of a R2R DAC circuit and a TDA2822 amplifier. In the video after the break, you can hear the results for yourself. [joekutz] is ...