Armed with a 3D printer, a handful of Arduino boards, and a mountain of enthusiasm, I dove into the world of digital electronics. My goal? To make this the last Halloween where I relied on someone ...

Explore the often-overlooked busy pin feature of the MP3 player module (MP3-TF-16P or DFPlayer mini) in this comprehensive tutorail, ideal for hobbyists and Arduino enthusiasts. This third installment ...