Pro V2
kata0510·Lily58·Pro_V2/Pro_V2.kicad_pcb
About the Pro V2 PCB
Pro V2 is an open source RP2040/RP2350 PCB design by kata0510, published on GitHub under the MIT license. It is a 2-layer board measuring 290.1 × 130 mm, with 270 components from 28 distinct parts.
Its main chip is the RP2040, from the RP2040/RP2350 family. Other key parts include the AMS1117-3.3, USBLC6-2SC6 and W25Q128JVPIQ. By type, the board carries 60 LEDs, 58 switches, 58 diodes, 34 capacitors, 18 resistors and 8 ICs.
It belongs with the keyboards designs in this gallery.
From the project
6×4+4keys column-staggered split keyboard.

Main components on the Pro V2
Pro V2 bill of materials (BOM)
270 components, 28 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | AMS1117-3.3 | SOT-89-3 | U1, U5 |
| 2 | USBLC6-2SC6 | SOT-23-6 | U2, U6 |
| 2 | RP2040 | QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm | U3, U7 |
| 2 | W25Q128JVPIQ | WSON-8-1EP_6x5mm_P1.27mm_EP3.4x4.3mm | U4, U8 |
| 2 | 12MHz | Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1, Y2 |
| 2 | USB_C_Receptacle | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J1, J6 |
| 2 | AudioJack4 | PJ-320 | J2, J8 |
| 2 | OLED | OLED_4Pin | J3, J7 |
| 2 | SWBoot | SW_Push_1P1T_NO_Vertical_Wuerth_434133025816 | BSW1, BSW2 |
| 2 | 6V 0.5A | Fuse_0603_1608Metric | F1, F2 |
| 8 | tab | breakaway04 | H1, H2, H3, H4, H12, H13, H14, H15 |
| 10 | HOLE | HOLE_M2_TH | H5, H6, H7, H8, H9, H16, H17, H18 +2 |
| 2 | RSW | SW_Push_1P1T_NO_Vertical_Wuerth_434133025816 | RSW1, RSW2 |
| 2 | 3A/10V/280mV | D_SOD-123 | SD1, SD2 |
| 58 | SW_Push | MX_Socket | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +50 |
| 58 | YS-SK6812MINI | SK6812MINI-E | LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8 +50 |
| 2 | LED_WHITE | LED_0402_1005Metric | STLED1, STLED2 |
| 58 | D | D_SOD-123 | D1, D2, D3, D4, D5, D6, D7, D8 +50 |
| 18 | 100n | C_0402_1005Metric | C1, C2, C3, C4, C6, C7, C8, C9 +10 |
| 2 | 100n | C_0603_1608Metric | C5, C20 |
Show 8 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | 10u | C_0603_1608Metric | C10, C11, C25, C26 |
| 6 | 2.2uF | C_0402_1005Metric | C12, C13, C15, C27, C28, C30 |
| 4 | 27pF | C_0402_1005Metric | C31, C32, C33, C34 |
| 2 | 50k | R_0402_1005Metric | R1, R10 |
| 4 | 5.1k | R_0402_1005Metric | R2, R3, R11, R12 |
| 4 | 27 | R_0402_1005Metric | R4, R5, R13, R14 |
| 4 | 1k | R_0402_1005Metric | R6, R8, R15, R17 |
| 4 | 10k | R_0402_1005Metric | R7, R9, R16, R18 |
Pro V2 design files
The KiCad project lives in the kata0510/Lily58 repository on GitHub; these links point at the commit this page was built from.
- LayoutPro_V2/Pro_V2.kicad_pcb
- SchematicPro_V2/Pro_V2.kicad_sch
Pro V2: common questions
What microcontroller does the Pro V2 use?
The Pro V2 is built around the RP2040, from the RP2040/RP2350 family.
How big is the Pro V2 PCB?
The Pro V2 measures 290.1 × 130 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Pro V2?
270 components, from 28 distinct parts. The full bill of materials is listed on this page.
Where can I download the Pro V2 design files?
From the kata0510/Lily58 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Pro V2 design in my own project?
Yes, under the terms of its MIT license, which kata0510 chose for the repository.
Can I test firmware for the Pro V2 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug RP2040/RP2350 firmware against it before you order a PCB.
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