What I Built

Custom 12-key macropad with rotary encoder, RGB LEDs, USB-C, and 3D printed case.

PCB

• Designed in KiCad
• 2-layer board
• Key matrix routed
• Encoder + RGB integrated
• Ground plane added
• USB-C power + data routed

Case

• Designed in Fusion 360
• Cutouts for USB-C + encoder
• PCB mounting points

Firmware

• QMK firmware
• Keymap configured
• Encoder controls volume/media
• RGB lighting enabled