By David Manners Posted on 3rd January 2022 | Modified on 4th January 2022

Mico uses Raspberry Pi Pico IC

Maker Mahesh Venkitachalam has designed a high quality microphone he calls Mico using the main component of the Raspberry Pi Pico  – the RP2040 controller chip – which can be bought separately from the Pico platform.

Mico uses Raspberry Pi Pico IC

The sensing device is a MEMS microphone that outputs a pulse density modulated (PDM) signal.

Mahesh designed a PCB that holds the RP2040 with the MEMS microphone and a USB connector.


It comes with full schematics and source code available on its GitHub page.


The quality can be judged from this video:

David Manners

David Manners

David Manners has more than forty-years experience writing about the electronics industry, its major trends and leading players. As well as writing business, components and research news, he is the author of the site's most popular blog, Mannerisms. This features series of posts such as Fables, Markets, Shenanigans, and Memory Lanes, across a wide range of topics.

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