Home

Introduction

• The most important basics!

• Interactive Audio

• Audio Sources and Audio Sinks

• Using Piplines

• Design Principles

• Optional Libraries

• It's not working!

Hardware

• Audio Output and Input with Microcontrollers
• External I2S DACs
• External TDM DACs
• External ADCs and Microphones
• Configurable Audio Boards and Modules

Basic Functionality

• Examples
• DSP Libraries
• The Audio Player Class
• Communication
• Performance

Transforming Audio Data

• Volume Control and Panning
• Equilizer
• Codecs: Encoding and Decoding of Audio
• Resampling
• Converting the Format
• Propagation of Audio Format Changes
• Splitting and Merging/Mixing Audio
• Audio Effects
• Pitch Shifting
• Using Filters

Analyzing Audio

• Determining the Volume
• Determining the Frequencies: FFT
• Audio Metadata

Advanced Topics

• MemoryStream: Converting a File to Flash Memory
• Vector, Allocators & PSRAM
• Writing your Custom Input&Output Class
• Multicore Processing
• Tensorflow-Lite-Audio-Output
• TensorFlow-Lite-MicroSpeech

Supported Architectures

• Working with PlatformIO
• Using the Framework w/o Arduino
• Building and Running an Audio Sketch on the Desktop
• Using AudioTools in Jupyterlab
• Supported Scenarios
• Supported Microcontrollers
• Project Status