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For a few years now, the set of Christmas lights most wanted by hackers and makers the world over is the GE G35 color changing set. With 50 individual RGB LEDs controlled by a microcontroller, these ...

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. Anyone interested in creating interactive objects can “play” with Arduino! Described ...

If you have just a few ascii commands to handle, received by Serial, it's okay to use "If...Else If". But if you have many commands, with "If..Else If" you will lose overview easily. In this case ...

We know that measuring the speed of light with an Arduino is possible. It’s just that the implementation is hard. [Udo] hit upon the idea of pulsing a laser pointer and measuring the time of the ...

Simple arduino device used to montior temperature and light levels in a room, recording readings to an automatically created spreadsheet on Google Sheets, as well as emailing results periodically. A ...

It is a simple cheap development system, including microcontroller hardware, for developing processor-based control systems. I have never used such a thing, for my imagination ends at BASIC and ...

This week I will outline a project for Halloween that uses the Arduino and a light to create a glowing effect inside a pumpkin. I use artificial pumpkins for projects like this so I can reuse them in ...

For remote control projects, a text-based serial protocol is often used. In the code for the receiver, switching to the corresponding commands can be done with switch...case in an elegant way. However ...