mcropd: ProMicro-compatible 3x3 macropad

Features

• Kailh hotswap sockets
• 3x3 layout
• QMK firmware
• Per-key RGB & Underglow
• Rotary encoder
• OLED display
• Buzzer for audio
• Haptic feedback motor

Images

Top Bottom

PCB renders generated with a modified version (custom fonts) of linalinn/kicad-render

Parts

• 1x ProMicro (or compatible) microcontroller
• 9x Kailh hotswap sockets
• 9x 1n4148W SOT-123 diodes
• 1x 12mmx9.5mm Buzzer (optional)
• 3x 1uF 1206 capacitors (optional)
• 9x SK6812MINI-E Addressable RGB LEDs (optional)
• 4x WS2812B 5050 Addressable RGB LEDs (optional)
• 1x Push Button (optional)
• 1x EC11 Rotary Encoder & Knob (optional)
• 1x SH1106 SPI 7-pin OLED Display module & 2.54mmx7 PinHeader (optional)
• 1x 3V Haptic Feedback Motor (Module) & 2.54mmx3 PinHeader (optional)

License

CERN-OHL-S-2.0