HardLabs

Emoji-Pad

PlatinumPlat·Emoji-Pad·PCB/My HackPad.kicad_pcb

Emoji-Pad PCB layout, top view — open source RP2040/RP2350 board by PlatinumPlat

About the Emoji-Pad PCB

Emoji-Pad is an open source RP2040/RP2350 PCB design by PlatinumPlat, published on GitHub. It is a 2-layer board measuring 67 × 63.2 mm, with 8 components from 3 distinct parts.

Its main chip is the XIAO-RP2040-DIP, from the RP2040/RP2350 family. By type, the board carries 5 switches, 2 diodes and 1 IC.

It belongs with the keyboards designs in this gallery.

Emoji-Pad, from the project README
From the project README

Main components on the Emoji-Pad

XIAO-RP2040-DIP

Emoji-Pad bill of materials (BOM)

8 components, 3 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
XIAO-RP2040-DIP
U1
5
SW_Push
SW1, SW2, SW3, SW4, SW5
2
SK6812
D1, D2

Emoji-Pad design files

The KiCad project lives in the PlatinumPlat/Emoji-Pad repository on GitHub; these links point at the commit this page was built from.

Emoji-Pad: common questions

What microcontroller does the Emoji-Pad use?

The Emoji-Pad is built around the XIAO-RP2040-DIP, from the RP2040/RP2350 family.

How big is the Emoji-Pad PCB?

The Emoji-Pad measures 67 × 63.2 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Emoji-Pad?

8 components, from 3 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 Emoji-Pad design files?

From the PlatinumPlat/Emoji-Pad 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 Emoji-Pad design in my own project?

The repository has no license, so all rights stay with PlatinumPlat. Use it as a reference, and ask the author before reusing the design.

Can I test firmware for the Emoji-Pad 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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