2 open source boards using the CP2104-F03-GMR

Real designs built with the CP2104-F03-GMR, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.

The CP2104-F03-GMR in open source designs

The gallery holds 2 open source boards using the CP2104-F03-GMR from 2 GitHub repositories; a typical one measures about 92 × 83 mm and carries around 74 components.

50% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.

The most starred is Paperd ink rev4 by paperdink.

Microcontrollers on boards using the CP2104-F03-GMR

What boards using the CP2104-F03-GMR are built for

CP2104-F03-GMR: common questions

Where can I find a CP2104-F03-GMR reference design?

Each of the 2 boards on this page is a real design using the CP2104-F03-GMR. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

Which microcontrollers do boards using the CP2104-F03-GMR use?

Most are built on ESP32 (2).

How big is a typical board using the CP2104-F03-GMR?

The median is 92 × 83 mm, and 50% are two-layer designs.

What is the most popular open source board using the CP2104-F03-GMR?

By GitHub stars, Paperd ink rev4 by paperdink, with 9 stars.

Can I simulate one of these boards using the CP2104-F03-GMR before building it?

Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.

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