Pcbchallenge1
wlatif-cmyk·100daysofprojects·kicad/practiceschematics/pcbchallenge1/pcbchallenge1.kicad_pcb
About the Pcbchallenge1 PCB
Pcbchallenge1 is an open source RP2040/RP2350 PCB design by wlatif-cmyk, published on GitHub. It is a 2-layer board measuring 34.6 × 38.4 mm, with 19 components from 12 distinct parts.
Its main chip is the RP2040, from the RP2040/RP2350 family. Other key parts include the ICM-20948, W25Q16JVSS and BMP280. By type, the board carries 8 capacitors, 5 resistors, 4 ICs, 1 connector and 1 switch.
It belongs with the sensors and displays & leds designs in this gallery.
From the project
100 days of 100 projects ;)
https://www.tiktok.com/@yappingaddiction
https://www.instagram.com/yappingaddiction/
Every day, I build something small, fun, or weird — and post it on TikTok.
This repo collects the code, notes, and mini-projects from each day.
Follow along as this slowly turns into a chaotic but glorious archive of experiments.
Day 2 — Light meter that runs off of ultrasonic sensor
Main components on the Pcbchallenge1
Pcbchallenge1 bill of materials (BOM)
19 components, 12 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | RP2040 | QFN-56-1EP_7x7mm_P0.4mm_EP3.2x3.2mm | U1 |
| 1 | ICM-20948 | InvenSense_QFN-24_3x3mm_P0.4mm | U2 |
| 1 | W25Q16JVSS | SOIC-8_5.3x5.3mm_P1.27mm | U3 |
| 1 | BMP280 | Bosch_LGA-8_2x2.5mm_P0.65mm_ClockwisePinNumbering | U4 |
| 1 | Usb-C Connector | TYPE-C-SMD_HX-TYPE-C-16PIN | J1 |
| 1 | SW_Push | R_0201_0603Metric | SW1 |
| 7 | 0.1uF | CP_Elec_3x5.3 | C1, C2, C3, C4, C5, C7, C8 |
| 1 | 10uF | CP_Elec_4x5.8 | C6 |
| 1 | 4.7K | R_0201_0603Metric | R1 |
| 1 | R | R_0201_0603Metric | R2 |
| 2 | 5.1K | R_0201_0603Metric | R3, R4 |
| 1 | 10 | R_0201_0603Metric | R5 |
Pcbchallenge1 design files
The KiCad project lives in the wlatif-cmyk/100daysofprojects repository on GitHub; these links point at the commit this page was built from.
Pcbchallenge1: common questions
What microcontroller does the Pcbchallenge1 use?
The Pcbchallenge1 is built around the RP2040, from the RP2040/RP2350 family.
How big is the Pcbchallenge1 PCB?
The Pcbchallenge1 measures 34.6 × 38.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Pcbchallenge1?
19 components, from 12 distinct parts. The full bill of materials is listed on this page.
Where can I download the Pcbchallenge1 design files?
From the wlatif-cmyk/100daysofprojects repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Pcbchallenge1 design in my own project?
The repository has no license, so all rights stay with wlatif-cmyk. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Pcbchallenge1 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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