

Raster
This is a Micropad that I built. The micropad has a layout of 4x3 with a rotary encoder and a tiny OLED screen
- Size
- 66.4 × 69.8 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 27
- Nets
- 30
- Pads
- 123
- Tracks, vias
- 193, 2
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 28 Dec 2025
- Updated
- 9 Apr 2026
Overview
Raster is an open-source printed circuit board by Mag1312, from the Mag1312/Raster-Macropad repository on GitHub. It is a 2-layer board of 66.4 × 69.8 mm with 27 parts on 30 nets, routed with 193 tracks and 2 vias.
Its parts include 13 switches, 12 diodes and 1 IC. It belongs with the RP2040 boards of this library.
README
README.mdHello! This is Mag and I created this Raster Macropad!
========
- Raster is a macropad having a layout of 4x3, a rotary encoder and an Oled Screen.
Lets go through the Screenshots of Raster to get a better understanding it (also to get authorised by blueprint!)
Firstly the screenshot of the schematic of Raster Macropad

Then next comes the PCB

Now comes the case!

And finally the full image!

And those are all the images!
Now time for all the componenets used!
BOM - 1. Seeed XIAO RP 2040 2. 1N4148 Diodes 3. MX-style switches (cherry) 4. EC11 Rotary encoder 5. 0.91 inch OLED display - SSD 1306 - 6. Blank DSA keycaps 7. M3x16mm screws 8. M3x5mx4mm screws 9. 3D printed Case
Thats everything!
If you cant access the screenshots, I've included all the screenshots in the attributes folder!
Parts
27| Qty | Value | Footprint | References |
|---|---|---|---|
| 12 | 1N4148 | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12 |
| 12 | SW_Push_45deg | SW_Cherry_MX_1.00u_PCB:SW_Cherry_MX_1.00u_PCB | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12 |
| 1 | RotaryEncoder_Switch_MP | Rotary_Encoder:RotaryEncoder_Alps_EC11E-Switch_Vertical_H20mm | SW13 |
| 1 | XIAO-RP2040-DIP | XIAO-RP2040-DIP:XIAO-RP2040-DIP | U1 |
| 1 | ~ | SSD1306-0.91-OLED-4pin-128x32:SSD1306-0.91-OLED-4pin-128x32 | SSD1 |
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Questions
How big is the Raster PCB?
It measures 66.4 × 69.8 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Raster use?
27 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 Raster KiCad files?
From the Mag1312/Raster-Macropad repository on GitHub, at the commit this page was made from: the board is PCB/Raster.kicad_pcb and its schematic PCB/Raster.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Raster design in my own project?
Its repository states no licence, so its author keeps all rights: ask Mag1312 before reusing the design.