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2 layers59.5 × 73 mmMacroPad pcb, the printed circuit board in 3D

MacroPad pcb

Sythe3911/MacroPad

This is the files for my 3x3 key, oled, and rotary encoder macropad.

Size
59.5 × 73 mm
Copper layers
2
Thickness
1.6 mm
Parts
25
Nets
23
Pads
106
Tracks, vias
96, 0
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
25 Mar 2026
Updated
26 Mar 2026

Overview

MacroPad pcb is an open-source printed circuit board by Sythe3911, from the Sythe3911/MacroPad repository on GitHub. It is a 2-layer board of 59.5 × 73 mm with 25 parts on 23 nets, routed with 96 tracks and 0 vias.

Its parts include 10 switches, 9 diodes, 1 IC and 1 connector. It belongs with the keyboards and input and lEDs and displays boards and the RP2040 boards of this library.

README

README.md

MacroPad

My MarcoPad is a 3x3 key, with a rotary encoder, and an OLED Display. It uses QMK firmware

Features:

  • 3d printed case
  • 128x32 OLED Display
  • EC11 Rotary encoder for whatever you want
  • 9 Keys

CAD Model:

Everything fits together using 4 M3 Bolts and heatset inserts. To keep the case and PCB together.

It has 2 separate printed pieces. One as the base acting as the bottum and sides and the other as a top.

Made in Fusion.

PCB

Here's my PCB! It was made in KiCad.

Schematic

PCB

Firmware Overview

This hackpad uses QMK firmware for everything.

  • the rotary encoder changes volume. press to mute
  • The 9 keys currently act as media controls most un-assigned
  • The rotary encoder does Volume and mute
  • The OLED shows current layer name right now either Media or Macros

I might add more in the future! That's it for now

BOM:

  • 9x Cherry MX Switches
  • 9x DSA Keycaps
  • 4x M3x5x4 Heatset inserts
  • 4x M3x16mm SHCS Bolts
  • 9x 1N4148 DO-35 Diodes.
  • 1x 0.91" 128x32 OLED Display
  • 1x EC11 Rotary Encoder
  • 1x XIAO RP2040
  • 1x Case (2 3d printed parts)
  • 1x PCB
  • 1x soldering iron and solder

Parts

25
QtyValueFootprintReferences
9SW_PushButton_Switch_Keyboard:SW_Cherry_MX_1.00u_PCBSW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW10
9~ScottoKeebs_Components:Diode_DO-35D1, D2, D3, D4, D5, D6, D7, D8, D9
1MCU_Seeed_XIAO_RP2040ScottoKeebs_MCU:Seeed_XIAO_RP2040U2
1OLED_128x32ScottoKeebs_Components:OLED_128x32J1
1RotaryEncoder_SwitchRotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mmSW9

The 21 most common of 25 parts.

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Questions

How big is the MacroPad pcb PCB?

It measures 59.5 × 73 mm and has 2 copper layers, 1.6 mm thick.

What parts does the MacroPad pcb use?

25 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the MacroPad pcb KiCad files?

From the Sythe3911/MacroPad repository on GitHub, at the commit this page was made from: the board is PCB/MacroPad pcb.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the MacroPad pcb design in my own project?

Its repository states no licence, so its author keeps all rights: ask Sythe3911 before reusing the design.