AN00248: Using lib_xua with lib_mic_array

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1.1.0 2026-02-17 In v1.1.0, this application note is updated to reflect the API changes made in lib_mic_array. Dependencies are also updated. VIEW HTML VIEW PDF ZIP
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1.0.1 2025-11-13 Demonstrates the implementation of a basic USB Audio Device with record functionality from PDM microphones. ZIP ZIP
INFO

Summary

This application note describes how to use lib_mic_array in conjunction with lib_xua to implement a USB Audio device with the ability to record from multiple PDM microphones.

Features

  • USB audio

  • PDM microphones

Known issues

  • None

Required tools

  • XMOS XTC Tools: 15.3.1

Required libraries (dependencies)

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