Over the years, readers have often commented that microcontrollers (or more specifically, the Arduino) are overkill ... But what if you think even the lowly 555 timer is overkill?

A few things might inhibit an Arduino ... breadboard and repurpose the LED. Be aware though: The mbed code assumes you have an LED connected to pin 14 and will blink it if it finds run time ...

Learning to build a robot arm will teach you how to breadboard a circuit, how to program your Arduino, and how to work ... to go any further than this. Over time, you can add more tools and ...

1. Connect both servos’ red wires to the + 5V rail, and their brown wires to GND on the breadboard. 2. Connect one of the servo’s yellow signal wires directly to Arduino pin 9, and the other ...

The Arduino Esplora is a ready-to-use, easy-to-hold controller that lets you explore the infinite possibilities you have in the world of Arduino, without having to deal with breadboards or soldering.

Droplet and StackAR, developed by MIT’s Media Lab, allow users to set timers or program an Arduino using light-based communication. By pressing the tool against a screen, flashes of light can ...