Mico makes use of Raspberry Pi Pico IC – Shunlongwei Co. Ltd

Mico uses Raspberry Pi Pico IC

The sensing gadget is a MEMS microphone that outputs a pulse density modulated (PDM) sign.

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

It comes with full schematics and supply code accessible on its GitHub web page.

The standard might be judged from this video:

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