CalaMacro - A One Button Programmable Keyboard

One-Button USB Macro Controller – Arduino Pro MicroCalaMacro is a compact, single-button USB macro controller based on an Arduino Pro Micro.It looks like a classic big red button, but once connected to your PC it behaves like a USB keyboard, allowing you to trigger macros, shortcuts, or custom key combinations with a single press.One button. Endless possibilities.✨ FeaturesBased on Arduino Pro MicroRecognized as a USB HID keyboardSingle large button with mechanical keyboard switchFully programmable via Arduino IDESimple hardware, easy assemblyClean and solid 3D-printed enclosurePerfect for:shortcuts and macrosrepetitive actionsstreaming controlsCAD / editing workflowsfun desk gadgets🧩 Required HardwareThis project requires very few components:1× Mechanical keyboard switch1× Arduino Pro Micro4× M2.5 × 6 mm screws2 short wiresNo extra electronics, no resistors, no complicated wiring.🔌 WiringThe wiring is extremely simple:Solder one wire from the switch to GNDSolder one wire from the sw