ErgoMaxLeft
About the ErgoMaxLeft PCB
ErgoMaxLeft is an open source PCB design by LouWii, published on GitHub under the MIT license. It is a 2-layer board measuring 182.8 × 169.2 mm, with 95 components from 32 distinct parts.
Other key parts include the ProMicro. By type, the board carries 44 relays, 44 diodes, 2 resistors, 1 IC and 1 connector.
It belongs with the keyboards designs in this gallery.
From the project
Custom ergo split keyboard project, based on ErgoDox, with hot swap sockets
This is the left side, for the left hand.
Render from Kicad (light source in Kicad isn't changeable...)
Main components on the ErgoMaxLeft
ErgoMaxLeft bill of materials (BOM)
95 components, 32 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ProMicro | ProMicro | U1 |
| 1 | PJ-320A | TRRS-PJ-320A-no-Fmask | J1 |
| 2 | F1 | Kailh_MX_Socket | K1, K6 |
| 1 | F2 | Kailh_MX_Socket | K2 |
| 1 | F3 | Kailh_MX_Socket | K3 |
| 1 | F4 | Kailh_MX_Socket | K4 |
| 1 | F5 | Kailh_MX_Socket | K5 |
| 18 | KEYSW | Kailh_MX_Socket | K7, K13, K14, K20, K21, K27, K28, K29 +10 |
| 1 | 1 ! | Kailh_MX_Socket | K8 |
| 1 | 2 @ | Kailh_MX_Socket | K9 |
| 1 | 3 # | Kailh_MX_Socket | K10 |
| 1 | 4 $ | Kailh_MX_Socket | K11 |
| 1 | 5 % | Kailh_MX_Socket | K12 |
| 1 | Q | Kailh_MX_Socket | K15 |
| 1 | W | Kailh_MX_Socket | K16 |
| 1 | E | Kailh_MX_Socket | K17 |
| 1 | R | Kailh_MX_Socket | K18 |
| 1 | T | Kailh_MX_Socket | K19 |
| 1 | A | Kailh_MX_Socket | K22 |
| 1 | S | Kailh_MX_Socket | K23 |
Show 12 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | D | Kailh_MX_Socket | K24 |
| 1 | F | Kailh_MX_Socket | K25 |
| 1 | G | Kailh_MX_Socket | K26 |
| 1 | Z | Kailh_MX_Socket | K30 |
| 1 | X | Kailh_MX_Socket | K31 |
| 1 | C | Kailh_MX_Socket | K32 |
| 1 | V | Kailh_MX_Socket | K33 |
| 1 | B | Kailh_MX_Socket | K34 |
| 1 | Logo | LeftSideText | Lg3 |
| 2 | Stab 2U | Mx_Stab_200 | St1, St2 |
| 44 | D | Diode_Long | D1, D2, D3, D4, D5, D6, D7, D8 +36 |
| 2 | 2.2K | Resistor | R1, R2 |
ErgoMaxLeft design files
The KiCad project lives in the LouWii/ErgoMax repository on GitHub; these links point at the commit this page was built from.
ErgoMaxLeft: common questions
How big is the ErgoMaxLeft PCB?
The ErgoMaxLeft measures 182.8 × 169.2 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the ErgoMaxLeft?
95 components, from 32 distinct parts. The full bill of materials is listed on this page.
Where can I download the ErgoMaxLeft design files?
From the LouWii/ErgoMax repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the ErgoMaxLeft design in my own project?
Yes, under the terms of its MIT license, which LouWii chose for the repository.
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