3 open source boards using the MCP2221A

Real designs built with the MCP2221A, 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 MCP2221A in open source designs

The gallery holds 3 open source boards using the MCP2221A from 2 GitHub repositories; a typical one measures about 100 × 100 mm and carries around 70 components.

67% use four copper layers or more, and 100% carry an open source license.

The most starred is Remote64 by bigbass1997.

Microcontrollers on boards using the MCP2221A

What boards using the MCP2221A are built for

MCP2221A: common questions

Where can I find a MCP2221A reference design?

Each of the 3 boards on this page is a real design using the MCP2221A. 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 MCP2221A use?

Most are built on PIC (1).

How big is a typical board using the MCP2221A?

The median is 100 × 100 mm, and 33% are two-layer designs.

What is the most popular open source board using the MCP2221A?

By GitHub stars, Remote64 by bigbass1997, with 4 stars.

Can I simulate one of these boards using the MCP2221A 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.

Browse boards by part