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2 layers92.4 × 59 mmTiny20mCBLE, the printed circuit board in 3D

Small and compact 20-keys keyboard

Size
92.4 × 59 mm
Copper layers
2
Thickness
1.6 mm
Parts
14
Nets
19
Pads
104
Tracks, vias
0, 0
Routed
Not yet
KiCad
KiCad 5 (file 20171130)
Created
23 Nov 2021
Updated
18 Sep 2022

Overview

Tiny20mCBLE is an open-source printed circuit board by enzocoralc, from the enzocoralc/Tiny20 repository on GitHub, published under the AGPL-3.0 licence. It is a 2-layer board of 92.4 × 59 mm with 14 parts on 19 nets.

It belongs with the keyboards and input boards of this library.

README

README.md

Tiny20

Small and compact 20-keys keyboard KLE LAYOUT

This is the current revision of the Tiny20 keyboard. It uses regular choc spacing and a promicro-compatible board. It's also compatible with both TRS and TRRS connectors and has a power switch and battery pads for easier wireless implementation. pcb V2

I've also made a xiao-ble compatible board. It also has TRS and TRRS connector if you want to use a regular xiao board instead. pcb V2 xiao version

This is the current version of the chopped minis pcb, it's still in development.

pcb V1

Parts

14
QtyValueFootprintReferences
10Kailh_PG1232lib:Kailh_PG1232S1, S2, S3, S4, S5, S6, S7, S8, S9, S10
2E73:SW_TACT_ALPS_SKQGABE010B1, B2
1JST_PH_S2B-PH-K_02x2.00mm_AngledJST1

The 13 most common of 14 parts.

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4
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Questions

How big is the Tiny20mCBLE PCB?

It measures 92.4 × 59 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Tiny20mCBLE use?

14 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 Tiny20mCBLE KiCad files?

From the enzocoralc/Tiny20 repository on GitHub, at the commit this page was made from: the board is tiny20/choc minis/tiny20mCBLE.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Tiny20mCBLE design in my own project?

Its repository publishes it under the AGPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).