What Is a Microcontroller?
What Is a Microcontroller? (Arduino, ESP32, Pi Pico Comparison) Microcontrollers sit at the crossroads of electronics and software. They’re the tiny, powerful brains behind everyday devices—from smart thermostats to drones to wearable health trackers. If you’ve learned the basics of circuits, sensors, and electrical components and now feel ready to bring things to life with code, [...]









