Treadstone48
About the Treadstone48 PCB
Treadstone48 is an open source PCB design by marksard, published on GitHub under the MIT license. It is a 2-layer board measuring 281 × 76.2 mm, with 110 components from 15 distinct parts.
Other key parts include the ProMicro. By type, the board carries 51 switches, 48 diodes, 5 connectors, 2 jumpers, 2 resistors and 1 IC.
It belongs with the keyboards designs in this gallery.
From the project
This repository is warehouse of my keyboard architecture.
This repository is warehouse of my keyboard architecture.
Release firmware Keymap editing web service REMAP
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.😊
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)
Main components on the Treadstone48
Treadstone48 bill of materials (BOM)
110 components, 15 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ProMicro | ProMicro_v2_back | U1 |
| 1 | MJ-4PP-9 | MJ-4PP-9_front | J1 |
| 1 | OLED | OLED | J2 |
| 3 | Conn_01x03 | StripLED_front | J3, J4, J5 |
| 1 | SDLJP | Jumper | JP2 |
| 1 | SDAJP | Jumper | JP3 |
| 1 | RSW | ResetSW | RSW1 |
| 2 | SW_1Ux2 | CherryMX_Hotswap_front | SW1, SW4 |
| 45 | SW_PUSH | CherryMX_Hotswap_front | SW2, SW3, SW5, SW6, SW7, SW8, SW9, SW10 +37 |
| 1 | SW_1.25U | CherryMX_Hotswap_front | SW20 |
| 1 | SW_2U | CherryMX_Hotswap_front | SW102 |
| 1 | SW_1U | CherryMX_Hotswap_front | SW220 |
| 1 | SW_Extra | CherryMX_Hotswap_front | SW404 |
| 48 | D | D3_SMD_front | D1, D2, D3, D4, D5, D6, D7, D8 +40 |
| 2 | R | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R2 |
Treadstone48 design files
The KiCad project lives in the marksard/Keyboards repository on GitHub; these links point at the commit this page was built from.
Treadstone48: common questions
How big is the Treadstone48 PCB?
The Treadstone48 measures 281 × 76.2 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Treadstone48?
110 components, from 15 distinct parts. The full bill of materials is listed on this page.
Where can I download the Treadstone48 design files?
From the marksard/Keyboards repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Treadstone48 design in my own project?
Yes, under the terms of its MIT license, which marksard chose for the repository.
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