Funkyboi
Jameswill-Winsock·funkyboi·pcb/funkyboi.kicad_pcb
About the Funkyboi PCB
Funkyboi is an open source RP2040/RP2350 PCB design by Jameswill-Winsock, published on GitHub. It is a 4-layer board measuring 51 × 30 mm, with 51 components from 28 distinct parts.
Its main chip is the RP2350B, from the RP2040/RP2350 family. Other key parts include the W25Q128JVPIQ, ME4055, ME6211 and FLASH or PSRAM. By type, the board carries 19 capacitors, 11 resistors, 9 connectors, 5 ICs, 2 switches and 2 diodes.
From the project
a funky chonky handheld gba clone
he's a work in progress, please bear with him
yes i know the elephant in the room is the big red cross marks they're marked do not populate because i want to leave the headers alone until i need them and for the actual parts that'll be needed i'll hand solder what i can

Main components on the Funkyboi
Funkyboi bill of materials (BOM)
51 components, 28 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | W25Q128JVPIQ | WSON-8-1EP_6x5mm_P1.27mm_EP3.4x4mm | U1 |
| 1 | ME4055 | SOT-23-6 | U2 |
| 1 | ME6211 | SOT-23-5 | U3 |
| 1 | FLASH or PSRAM | SSOP-8_5.25x5.24mm_P1.27mm | U4 |
| 1 | RP2350B | QFN-80_EP_10x10_Pitch0.4mm | U5 |
| 1 | BSS84 | SOT-23 | Q1 |
| 1 | CM4012M00012001 | Crystal_SMD_2520-4Pin_2.5x2.0mm | Y1 |
| 1 | CONN_01X10 BUTTONS | PinHeader_1x08_P1.27mm_Vertical | J1 |
| 1 | ST7789 | PinSocket_1x07_P2.54mm_Vertical | J2 |
| 1 | CONN_01X10 Conn_01x06 | PinHeader_1x06_P1.27mm_Vertical | J4 |
| 1 | C7433439 Conn_Pi_SWD | JST_SH_BM03B-SRSS-TB_1x03-1MP_P1.00mm_Vertical | J5 |
| 1 | C7433439 Conn_Pi_UART | JST_SH_BM03B-SRSS-TB_1x03-1MP_P1.00mm_Vertical | J6 |
| 1 | LCD_ST7789 MAX98357 | PinHeader_1x07_P2.54mm_Vertical | J7 |
| 1 | I2S_AUDIO Conn_01x07 | PinHeader_1x07_P1.27mm_Vertical | J8 |
| 1 | CONN_01X02 Conn_01x18 | PinHeader_1x18_P1.27mm_Vertical | J9 |
| 1 | CONN_01X01 Conn_01x07 | PinHeader_1x07_P1.27mm_Vertical | J10 |
| 1 | C561514 SW_RESET | SW_SPST_B3U-1000P | SW1 |
| 1 | C561514 SW_BOOTSEL | SW_SPST_B3U-1000P | SW2 |
| 1 | C114023 D_Schottky_Small | D_SOD-323 | D1 |
| 1 | LED_CHR | LED_0603_1608Metric | D2 |
Show 8 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 3.3UH 3.3uH | L_Wuerth_MAPI-2512 | L1 |
| 4 | 10UF 10uF | C_0603_1608Metric | C1, C2, C3, C16 |
| 2 | 12PF 12pF | C_0603_1608Metric | C4, C5 |
| 11 | 0.1UF 0.1uF | C_0603_1608Metric | C6, C7, C8, C9, C10, C11, C13, C15 +3 |
| 2 | 4.7UF 4.7uF | C_0603_1608Metric | C12, C14 |
| 5 | 100K | R_0603_1608Metric | R1, R3, R4, R8, R10 |
| 3 | 2K | R_0603_1608Metric | R2, R5, R9 |
| 3 | 27R | R_0603_1608Metric | R6, R7, R11 |
Funkyboi design files
The KiCad project lives in the Jameswill-Winsock/funkyboi repository on GitHub; these links point at the commit this page was built from.
- Layoutpcb/funkyboi.kicad_pcb
- Schematicpcb/funkyboi.kicad_sch
- BOMBOM review.csv
Funkyboi: common questions
What microcontroller does the Funkyboi use?
The Funkyboi is built around the RP2350B, from the RP2040/RP2350 family.
How big is the Funkyboi PCB?
The Funkyboi measures 51 × 30 mm, has 4 copper layers and is 1 mm thick.
How many components are on the Funkyboi?
51 components, from 28 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 Funkyboi design files?
From the Jameswill-Winsock/funkyboi 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 Funkyboi design in my own project?
The repository has no license, so all rights stay with Jameswill-Winsock. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Funkyboi 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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