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2 layers63.3 × 78.8 mmOriginal macropad, the printed circuit board in 3D

Original macropad

eastmohan/macropad

macropad with 6 keys, 1 rotary encoder, 1 0.91" oled, 2 micro eleds

Size
63.3 × 78.8 mm
Copper layers
2
Thickness
1.6 mm
Parts
11
Nets
16
Pads
77
Tracks, vias
180, 13
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
28 Jan 2026
Updated
17 Jun 2026

Overview

Original macropad is an open-source printed circuit board by eastmohan, from the eastmohan/macropad repository on GitHub. It is a 2-layer board of 63.3 × 78.8 mm with 11 parts on 16 nets, routed with 180 tracks and 13 vias.

It is built around the SK6812MINI-E. Its parts include 7 switches, 2 ICs and 2 diodes. It belongs with the keyboards and input and lEDs and displays boards and the RP2040 boards of this library.

Main components

1

README

README.md

macropad

macropad with 6 keys, 1 rotary encoder, 1 0.91" oled, 2 micro eleds

rotary encoder: set to control volume
keys: mapped to skip/pause songs, turn LEDs and OLED on/off, copy, and paste.
oled displays current song + artist
micro eleds and the XIAO onboard LED all cycle a rainbow (synced)

to use the oled for now playing, first install rainmeter and then add the skin in this repo. you may need a chrome extension to get now playing info from chrome. it should refresh every few seconds and save the song and artist to a txt file in the rainmeter folder, which the python script reads and prints to the oled.

for personal use
not for commercial use

Demo: https://www.youtube.com/watch?v=B0LNcNpDYtY

Updates since recording:

Upper left button:

  • On/off button for the LEDs and OLED
  • Upon pressing to turn off, OLED displays a message and LEDs turn off. After a short delay, the OLED powers off as well.
  • When powering on, LEDs turn on immediately and OLED displays a message before going back to song information

    OLED: Now shows messages for button presses:
  • KEY: Copy
  • KEY: Paste
  • KEY: LEDs ON/OFF
  • KEY: Prev Track
  • KEY: Play/Pause
  • KEY: Next Track

BOM:
SK6812MINI-E mini LED - 2
Resistor_SMD:R_0402_1005Metric
Button_Switch_Keyboard:SW_Cherry_MX_1.00u_PCB - 6
Keycaps - 6
Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm - 1
RF_Module:MCU_Seeed_ESP32C3 - 1
4pinoled:SSD1306-0.91-OLED-4pin-128x32 - 1

M3 x 16mm screws - 4
M3 heat set inserts - 4
PXL_20260328_025533167

image image image image image image image image

Parts

11
QtyValueFootprintReferences
6SW_PushButton_Switch_Keyboard:SW_Cherry_MX_1.00u_PCBSW1, SW2, SW3, SW4, SW5, SW6
2SK6812MINIeled:SK6812MINI-E_fixedD4, D5
1RotaryEncoderRotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mmSW7
1SSD13064pinoled:SSD1306-0.91-OLED-4pin-128x32U2
1XIAO-RP2040-DIPXIAO_Series_Footprints_real:XIAO-RP2040-DIPU1

Questions

How big is the Original macropad PCB?

It measures 63.3 × 78.8 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Original macropad use?

11 parts, built around the SK6812MINI-E. 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 Original macropad KiCad files?

From the eastmohan/macropad repository on GitHub, at the commit this page was made from: the board is PCB/original_macropad.kicad_pcb and its schematic PCB/original_macropad.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Original macropad design in my own project?

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

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