I've always been tempted by the idea of a smart door lock but have never actually taken the plunge, which might explain my recurring interest in the topic... Which is a long-winded way of saying check ...

The Arduino Opta micro programmable logic controller (PLC) provides a unique entry point into the automation field. Automation fields like smart homes, process controls, and robotics are project areas ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner getting started with Arduino, your first instinct is typically to buy a ...