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2 layers95.3 × 95.3 mmRhymestone, the printed circuit board in 3D

This repository is warehouse of my keyboard architecture.

Size
95.3 × 95.3 mm
Copper layers
2
Thickness
1.6 mm
Parts
88
Nets
69
Pads
614
Tracks, vias
2,026, 235
Pours
2
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
18 Dec 2018
Updated
17 Aug 2024

Overview

Rhymestone is an open-source printed circuit board by marksard, from the marksard/Keyboards repository on GitHub, published under the MIT licence. It is a 2-layer board of 95.3 × 95.3 mm with 88 parts on 69 nets, routed with 2,026 tracks and 235 vias.

It is built around the SK6812MINI-E. Its parts include 20 diodes, 20 switches, 20 inductors, 5 connectors and 2 resistors. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.

Main components

1

README

README.md

Keyboards

This repository is warehouse of my keyboard architecture.

About Firmware

Release firmware
Keymap editing web service REMAP

WARNING

Note that for these keyboards, the design is older and also less likely to support the latest firmware and architecture.
Also, KICAD files may be incomplete, they are not going to be perfect.

Rhymestone

img

About Rhymestone

The Rhymestone is 40-key (40%) ortholinear keyboard. It is based on The crkbd and The Helix keyboard. Thank you so much makoto kurauchi-san and foostan-san.😊

Build guide
Firmware
Hardware data

Treadstone48

rev1
img

rev2
img

About Treadstone48

The Treadstone48 is 47 or 48-key (50%) Symmetric staggered keyboard. It is based on the Rhymestone. Therefore, The Rhymestone can connect to the Treadstone48 as Numpad or lefthand keyboard. (rev1 only)

This Symmetrical Staggered is designed to be easy to use in a natural posture and easy for your fingers to reach.
And more one topic, this key arrangement can use general ansi 104 keycaps.

Build guide (rev.2)

Build guide
Build guide (En)
Firmware
Hardware data
About Treadstone48
Case design sample

Stonehenge30 (deprecated)

img

About Stonehenge30

The Stonehenge30 is 30-key (30%) Symmetric staggered keyboard. It is based on the Treadstone48. And it is thumb-less (not use thumb) keyboard of prototype.

Build guide
Firmware
Hardware data
About Stonehenge30
Case design sample

Treadstone32

rev1
img

lite
img

About Treadstone32

The Treadstone32 is 32-key (30%) Symmetric staggered keyboard. It is based on the Treadstone48 and the Stonehenge30.
This keyboard is removing dedicated modifire-key from the Treadstone48 for more compact. But 2 thumb-key is left same as Treadtone48.

Build guide (lite)
Build guide

Build guide (En)
Firmware
Hardware data
About Treadstone32

Treadstone60

img

About Treadstone60

The Treadstone60 is 59-62key (60%) Symmetric staggered keyboard. It is based on the Treadstone48 and the Treadstone32.

Build guide

Firmware
About Treadstone60

Leftover30

img

About Leftover30

The Leftover30 is 34-36key (30%) Row staggered keyboard. This project was created by marksard, yohewi and hdbx.

Build guide

Firmware

Troubleshooting

Troubleshooting

Parts

88
QtyValueFootprintReferences
20Dkbd:D3_SMDD1, D2, D3, D4, D5, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20 +4
20SK6812MINIkbd:SK6812MINI_revL1, L2, L3, L4, L5, L10, L11, L12, L13, L14, L15, L16, L17, L18, L19, L20 +4
20SW_PUSHkbd:CherryMX_HotswapSW1, SW2, SW3, SW4, SW5, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19, SW20 +4
8 kbd:JumperJP1, JP2, JP3, JP4, JP5, JP6, JP7, JP8
4holekbd:LEGO_HOLEh1, h2, h3, h4
2Rkbd:R_THR1, R2
2holekbd:LEGO_HOLE2h7, h8
1AUXConnector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_VerticalJ2
1ColumnsConnector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_VerticalJ4
1DataJPJumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mmJP10
1LEDJumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mmJP9
1LOGOkbd:Rhymestone_logoG***
1MJ-4PP-9kbd:MJ-4PP-9J1
1OLEDkbd:OLEDJ3
1ProMicrokbd:ProMicro_v2U1
1Resetkbd:ResetSWRSW1
1RowsConnector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_VerticalJ5
1SDAJPkbd:JumperJP12
1SDLJPkbd:JumperJP11

Questions

How big is the Rhymestone PCB?

It measures 95.3 × 95.3 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Rhymestone use?

88 parts, built around the SK6812MINI-E. 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 Rhymestone KiCad files?

From the marksard/Keyboards repository on GitHub, at the commit this page was made from: the board is rhymestone/pcb/rev1.0/Rhymestone.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Rhymestone design in my own project?

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

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3
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  • 2 layers198.8 × 75.6 mmTreadstone32, the printed circuit board in 3D

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  • 2 layers219.1 × 66.7 mmStonehenge30, the printed circuit board in 3D

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