Pcb
dcpedit·tklish·pcb-080/pcb.kicad_pcb
About the Pcb
Pcb is an open source STM32 PCB design by dcpedit, published on GitHub under the CC-BY-4.0 license. It is a 2-layer board measuring 347.7 × 119.1 mm, with 218 components from 17 distinct parts.
Its main chip is the STM32F072C8TX, from the STM32 family. Other key parts include the XC6206PXXXMR-REGULATOR_LINEAR. By type, the board carries 96 diodes, 9 capacitors, 3 resistors, 2 ICs, 2 switches and 2 LEDs.
It belongs with the keyboards designs in this gallery.
From the project
TKL inspired PCBs
TKLish is a series of PCBS that mimic the style of a traditional TLK (Ten Key Less) keyboard. Below are the 3 variants:
s40 - 40% layout with staggered keys. KLE layouts o40 - 40% layout with ortholinear keys. KLE layouts * o80 - 80% layout with ortholinear keys. KLE layouts
s40 can use standard keycaps (no 40s kit required) s40 & o80 can utilize any ergo/ergodox kit with 1.5u modifier keys (ex. GMK Sixes, SA Carbon) PCB can support up to 3 rotary encoders Utilizes Unified Daughterboard (C4 version with Molex Pico-EZmate connectors)

Main components on the Pcb
Pcb bill of materials (BOM)
218 components, 17 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | STM32F072C8TX STM32F072C8Tx | LQFP-48_7x7mm_P0.5mm | U1 |
| 1 | XC6206PXXXMR-REGULATOR_LINEAR XC6206PxxxMR-Regulator_Linear | SOT-23 | U2 |
| 1 | C588524 JST | MOLEX_781710004_MountingReliefs | J1 |
| 85 | MX-NoLED | MXOnly-1U-Hotswap | MX10, MX16, MX17, MX18, MX19, MX20, MX21, MX22 +77 |
| 9 | MX-NoLED | MXOnly-1.5U-Hotswap | MX11, MX12, MX14, MX15, MX89, MX90, MX91, MX92 +1 |
| 4 | MX-NoLED | MXOnly-1.5U-Hotswap-Vertical | MX48.15, MX50.15, MX54.15, MX56.15 |
| 2 | MX-NoLED | MXOnly-2U-Hotswap | MX51.2, MX57.2 |
| 2 | C318884 RST | SW_SPST_SKQG_WithoutStem | SW1, SW2 |
| 3 | RotaryEncoder_Switch | RotaryEncoder_EC11_Nonplated | SWR1, SWR2, SWR3 |
| 1 | MX-LED | MXOnly-1.5U-Hotswap-LED | MX13 |
| 1 | MX-LED | MXOnly-1U-Hotswap-LED | MX94 |
| 96 | C81598 ~ | D_SOD-123 | D10, D11, D12, D13, D14, D15, D16, D17 +88 |
| 6 | 100NF 100nF | C_0402_1005Metric | C1, C3, C4, C5, C6, C7 |
| 1 | 4.7UF 4.7uF | C_0402_1005Metric | C2 |
| 2 | 1UF 1uF | C_0402_1005Metric | C8, C9 |
| 1 | 10K 10k | R_0402_1005Metric | R1 |
| 2 | 470 | Resistor-Hybrid-Back | R2, R3 |
Pcb design files
The KiCad project lives in the dcpedit/tklish repository on GitHub; these links point at the commit this page was built from.
- Layoutpcb-080/pcb.kicad_pcb
- Schematicpcb-080/pcb.kicad_sch
- BOMpcb-080/production/bom.csv
Pcb: common questions
What microcontroller does the Pcb use?
The Pcb is built around the STM32F072C8TX, from the STM32 family.
How big is the Pcb?
The Pcb measures 347.7 × 119.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Pcb?
218 components, from 17 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Pcb design files?
From the dcpedit/tklish repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Pcb design in my own project?
Yes, under the terms of its CC-BY-4.0 license, which dcpedit chose for the repository.
Can I test firmware for the Pcb without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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