Squiggle lopro

ibnuda·Squiggle·lopro/squiggle-lopro.kicad_pcb

Squiggle lopro PCB layout, top view — open source board by ibnuda

About the Squiggle lopro PCB

Squiggle lopro is an open source PCB design by ibnuda, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 111.7 × 108.2 mm, with 36 components from 5 distinct parts.

Other key parts include the TRRS and ProMicro. By type, the board carries 17 switches, 17 diodes and 2 ICs.

It belongs with the keyboards designs in this gallery.

From the project

It's a keyboard family which based on my circumstances, preferences, and observed usages.

It's a keyboard family which based on my circumstances, preferences, and observed usages.

- 5 columns per hand. My right pinky is almost useless. - At most 3 keys for each side's thumb row. My right thumb key is almost useless. - No numrow. It's harder and more cumbersome to use than a numpad on a layer. - Split. Typing on single flat keyboard hurts my arms in a lot of use cases. - Symmetric. Personal preferences.

Squiggle lopro, from the project README
From the project README

Main components on the Squiggle lopro

Squiggle lopro bill of materials (BOM)

36 components, 5 distinct parts.

QtyPartRefs
1
TRRS
U1
1
ProMicro
U2
15
choc
SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +7
2
choc
SW13, SW17
17
D
D1, D2, D3, D4, D5, D6, D7, D8 +9

Squiggle lopro design files

The KiCad project lives in the ibnuda/Squiggle repository on GitHub; these links point at the commit this page was built from.

Squiggle lopro: common questions

How big is the Squiggle lopro PCB?

The Squiggle lopro measures 111.7 × 108.2 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Squiggle lopro?

36 components, from 5 distinct parts. The full bill of materials is listed on this page.

Where can I download the Squiggle lopro design files?

From the ibnuda/Squiggle repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Squiggle lopro design in my own project?

Yes, under the terms of its GPL-3.0 license, which ibnuda chose for the repository.

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