The thing about Arduino's I/O pins is that they come with special functions (and corresponding limitations) that beginners are generally unaware of. For instance, in the Uno board, pins D0 and D1 ...

– RAM: 3bytes WS2812B & Arduino Earlier we controlled LED matrixes, strips and other complex LED projects bundled with countless interconnected wires with the help of multiplexers and shift registers.

I took his project and used the Teensy2 instead of an arduino as well as seperate red, blue, and green LEDs since I had some lying around.

This is a simple project. It uses an Android device to switch an LED driven by the Arduino. Connectivity is provided by the Bluetooth module inserted in the breadboard. But one look at the UI on th… ...

There are at least 20 different ones available in the Arduino Store, but which among them is the best board for beginners? Let's take a look.