SpacePad
MasterClassmate3004·SpacePad·PCB/hackpad_v2.kicad_pcb
About the SpacePad PCB
SpacePad is an open source PCB design by MasterClassmate3004, published on GitHub. It is a 2-layer board measuring 98 × 65.7 mm, with 15 components from 4 distinct parts.
Other key parts include the MOUDLE-SEEEDUINO-XIAO. By type, the board carries 8 switches, 6 diodes and 1 IC.
It belongs with the keyboards designs in this gallery.
From the project
This is a macropad developed to imitate a spaceship. It includes 6 keys and 2 rotary encoders. This is your macropad for all your speedy needs.
B2 BomboPad is a custom six-key macropad with two rotary encoders, designed and built from scratch.
Its angular PCB and enclosure are inspired by the silhouette of the B-2 Spirit stealth bomber. The design combines a functional macropad with an aircraft-inspired industrial aesthetic.
- 6 mechanical keys - 2 rotary encoders with push switches - Seeed Studio XIAO RP2040 microcontroller - 2 × 3 diode key matrix - Custom PCB designed in KiCad - Custom top and bottom enclosure designed in Onshape - QMK firmware - Gerber files included for PCB fabrication

Main components on the SpacePad
SpacePad bill of materials (BOM)
15 components, 4 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MOUDLE-SEEEDUINO-XIAO | XIAO-Generic-Hybrid-14P-2.54-21X17.8MM | U1 |
| 6 | SW_Push_45deg | SW_Cherry_MX_1.00u_PCB | SW1, SW2, SW3, SW4, SW5, SW6 |
| 2 | RotaryEncoder_Switch | RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW7, SW8 |
| 6 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4, D5, D6 |
SpacePad design files
The KiCad project lives in the MasterClassmate3004/SpacePad repository on GitHub; these links point at the commit this page was built from.
- LayoutPCB/hackpad_v2.kicad_pcb
- SchematicPCB/hackpad_v2.kicad_sch
- BOMBOM.csv
SpacePad: common questions
How big is the SpacePad PCB?
The SpacePad measures 98 × 65.7 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the SpacePad?
15 components, from 4 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the SpacePad design files?
From the MasterClassmate3004/SpacePad repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the SpacePad design in my own project?
The repository has no license, so all rights stay with MasterClassmate3004. Use it as a reference, and ask the author before reusing the design.
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