Scanners for loose papers have become so commonplace that almost every printer includes one, but book scanners have remained frustratingly rare for non-librarians and archivists. [Brad Mattson] had… ...

So did [penumbriel], so he built a big red button he could smash instead. This is a very simple hack: an Arduino sits inside a 3D-printed case that holds a big, red button.

Arduino Micro: Simple simulation component (simulates only the microcontroller) Complete simulation component (include all pins, internal components and USB port) Internal circuit schematics. Packages ...

Oscilloscope using Arduino and Processing Description Sampling oscilloscope with 4 channels (voltages from 0 to 5V), with frequencies up to 3kHz. It has a PWM signal generator and a square wave output ...

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Browse 500+ Arduino projects with downloadable code and circuit diagrams. Complete tutorials for beginners and advanced makers.