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2 layers38.1 × 73.4 mmHackpad, the printed circuit board in 3D

A keyboard thing

Size
38.1 × 73.4 mm
Copper layers
2
Thickness
1.6 mm
Parts
9
Nets
18
Pads
62
Tracks, vias
106, 14
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
11 Jul 2025
Updated
12 Jul 2025

Overview

Hackpad is an open-source printed circuit board by mattsoh, from the mattsoh/hackpad repository on GitHub. It is a 2-layer board of 38.1 × 73.4 mm with 9 parts on 18 nets, routed with 106 tracks and 14 vias.

It is built around the SK6805E-J. Its parts include 6 switches, 2 diodes and 1 IC. It belongs with the RP2040 boards of this library.

Main components

1

README

README.md

Hackpad

The Matthew Hackpad for Hack Club Highway. Got a lot of buttons and rotating stuff

Screenshot 2025-07-11 at 6 47 53 PM Screenshot 2025-07-11 at 6 47 46 PM Screenshot 2025-07-11 at 5 00 01 PM Screenshot 2025-07-11 at 6 52 15 PM Screenshot 2025-07-11 at 7 12 33 PM

Parts

9
QtyValueFootprintReferences
4SW_Push_45degPCM_Switch_Keyboard_Cherry_MX:SW_Cherry_MX_PCB_1.00uSW1, SW2, SW3, SW4
2RotaryEncoder_Switch_MPRotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm_CircularMountingHolesSW5, SW6
2SK6805LED_SMD:LED_SK6805_PLCC4_2.4x2.7mm_P1.3mmD1, D2
1XIAO-RP2040-DIPSeeed Studio XIAO Series Library:XIAO-RP2040-SMDU1

Questions

How big is the Hackpad PCB?

It measures 38.1 × 73.4 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Hackpad use?

9 parts, built around the SK6805E-J. 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 Hackpad KiCad files?

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

Can I use the Hackpad design in my own project?

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

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