For those just starting out, [陳亮] put together a handy guide to building the core of an Arduino-based watch. The writeup starts at the beginning, going over the basic hardware requirements for ...

like the power LED. This became the “Wiring Lite” board — and eventually the first Arduino prototype. It is not the case that Arduino doesn’t acknowledge Wiring at all. They do.

For instance, you can combine an Arduino with LEDs, resistors, sensors, breadboards, and other circuitry components to build a host of cool projects, ranging from simple LED-blinking setups and ...