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2 layers61.6 × 46.2 mmTinypicotrio, the printed circuit board in 3D

Cherry-MX compatible 1-key keyboard for Pimoroni Tiny 2040

Size
61.6 × 46.2 mm
Copper layers
2
Thickness
1.6 mm
Parts
7
Nets
16
Pads
43
Tracks, vias
49, 0
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
20 Oct 2021
Updated
31 Aug 2026

Overview

Tinypicotrio is an open-source printed circuit board by Akkiesoft, from the Akkiesoft/tinypicokey repository on GitHub. It is a 2-layer board of 61.6 × 46.2 mm with 7 parts on 16 nets, routed with 49 tracks and 0 vias.

Its parts include 3 switches and 1 IC.

README

README.md

TinyPicoKey

Pimoroni Tiny 2040に組み合わせて使用できる1キーだけのキーボード用基板です。Tiny 2040のGP6に接続されています。

制作環境

KiCad (6.0)

ボード

TinyPicoKey

Cherry MXおよび互換キースイッチ用ボードです

board

TinyPicoKey-LP

Kailhロープロファイルスイッチ(PG1350)用ボードです

board-lp

TinyPicoTrio

TinyPicoKeyを3つ搭載できるボードです。TinyPicoKeyは上下逆に取り付けても動作します。左からGP4、GP5、GP6に接続されていて、右のキーはTinyPicoKey単体で使用する場合と共用です。

board-trio

組み立て例

ピンヘッダ/ピンソケットは以下のパーツがおすすめです。

TinyPicoKeyにピンヘッダを、Tiny 2040にピンソケットをはんだ付けすることをおすすめします。

board

サンプルスクリプト

CircuitPythonで使うサンプルです。

License

board-tinypicokey-lp/Library.pretty/SW_PG1350.kicad_mod from daprice/keyswitches.pretty is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. We added a modification to remove the border line.

Parts

7
QtyValueFootprintReferences
3SW_PushLibrary:tinypicokeySW1, SW2, SW3
1tiny2040rp2040:tiny2040_wo_debugU1

The 4 most common of 7 parts.

Questions

How big is the Tinypicotrio PCB?

It measures 61.6 × 46.2 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Tinypicotrio use?

7 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 Tinypicotrio KiCad files?

From the Akkiesoft/tinypicokey repository on GitHub, at the commit this page was made from: the board is board-tinypicotrio/tinypicotrio.kicad_pcb and its schematic board-tinypicokey-lp/tinypicokey-lp.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Tinypicotrio design in my own project?

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

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