Making castellated holes on the cheap. The design is straightforward, but as [sjm4306] explains in the video below, there’s actually more going on here than you might think.

Arduino Micro Pro 1 Articles . Programmer’s Macro Pad Bangs Out Whole Functions. April 2, 2025 by Tom Nardi 24 Comments . Macro pads are handy for opening up your favorite programs or executing ...