1 open source board using the MCP23S17_ML

Real designs built with the MCP23S17_ML, 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 MCP23S17_ML in open source designs

The gallery holds 1 open source boards using the MCP23S17_ML from 1 GitHub repository; a typical one measures about 100 × 100 mm and carries around 160 components.

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

The most starred is Zpn devboard by CRImier.

Microcontrollers on boards using the MCP23S17_ML

What boards using the MCP23S17_ML are built for

MCP23S17_ML: common questions

Where can I find a MCP23S17_ML reference design?

Each of the 1 boards on this page is a real design using the MCP23S17_ML. 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 MCP23S17_ML use?

Most are built on RP2040/RP2350 (1).

How big is a typical board using the MCP23S17_ML?

The median is 100 × 100 mm, and 0% are two-layer designs.

What is the most popular open source board using the MCP23S17_ML?

By GitHub stars, Zpn devboard by CRImier, with 253 stars.

Can I simulate one of these boards using the MCP23S17_ML 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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