Watch the video below to learn how and affordable IKEA clock has been transformed into a visual traffic monitor using a couple of LEDs and a little Arduino programming.

If you’re dealing with RF, you’ll probably have the need to generate a variety of clock signals. Fortunately, [Jason] has applied his knowledge to build a SI5351 library for the Arduino… ...

You have a timer and clock in just about every single device out there these days, but if you want to build you own, Instructables user GeraldF6 shows you how to do so with a Arduino. The project ...

The Alphanumeric LCD for Arduino will be our first circuit: using only one component, and of course the LCD, we can povide our Arduino board with at least a 16×2 alphanumeric LCD display that we will ...

Over on Soldering Station, they show you how to build your own countdown clock. In order to build this, you’ll need an Arduino, a switch, a display, some housing, and a few other parts.

Update: In response to some questions in the comments, [Paul] added a second video comparing the Teensy 3.1 to the Arduino Due. The Due running at a higher SPI clock speed, however the Teensy with ...