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docs
docs
 
 
examples
examples
 
 
extras
extras
 
 
gui
gui
 
 
utility
utility
 
 
.gitignore
.gitignore
 
 
.travis.yml
.travis.yml
 
 
Audio.h
Audio.h
 
 
AudioControl.h
AudioControl.h
 
 
Quantizer.cpp
Quantizer.cpp
 
 
Quantizer.h
Quantizer.h
 
 
README.md
README.md
 
 
Resampler.cpp
Resampler.cpp
 
 
Resampler.h
Resampler.h
 
 
analyze_fft1024.cpp
analyze_fft1024.cpp
 
 
analyze_fft1024.h
analyze_fft1024.h
 
 
analyze_fft256.cpp
analyze_fft256.cpp
 
 
analyze_fft256.h
analyze_fft256.h
 
 
analyze_notefreq.cpp
analyze_notefreq.cpp
 
 
analyze_notefreq.h
analyze_notefreq.h
 
 
analyze_peak.cpp
analyze_peak.cpp
 
 
analyze_peak.h
analyze_peak.h
 
 
analyze_print.cpp
analyze_print.cpp
 
 
analyze_print.h
analyze_print.h
 
 
analyze_rms.cpp
analyze_rms.cpp
 
 
analyze_rms.h
analyze_rms.h
 
 
analyze_tonedetect.cpp
analyze_tonedetect.cpp
 
 
analyze_tonedetect.h
analyze_tonedetect.h
 
 
async_input_spdif3.cpp
async_input_spdif3.cpp
 
 
async_input_spdif3.h
async_input_spdif3.h
 
 
biquad.h
biquad.h
 
 
control_ak4558.cpp
control_ak4558.cpp
 
 
control_ak4558.h
control_ak4558.h
 
 
control_cs42448.cpp
control_cs42448.cpp
 
 
control_cs42448.h
control_cs42448.h
 
 
control_cs4272.cpp
control_cs4272.cpp
 
 
control_cs4272.h
control_cs4272.h
 
 
control_sgtl5000.cpp
control_sgtl5000.cpp
 
 
control_sgtl5000.h
control_sgtl5000.h
 
 
control_tlv320aic3206.cpp
control_tlv320aic3206.cpp
 
 
control_tlv320aic3206.h
control_tlv320aic3206.h
 
 
control_wm8731.cpp
control_wm8731.cpp
 
 
control_wm8731.h
control_wm8731.h
 
 
data_bandlimit_step.c
data_bandlimit_step.c
 
 
data_spdif.c
data_spdif.c
 
 
data_ulaw.c
data_ulaw.c
 
 
data_waveforms.c
data_waveforms.c
 
 
data_windows.c
data_windows.c
 
 
effect_bitcrusher.cpp
effect_bitcrusher.cpp
 
 
effect_bitcrusher.h
effect_bitcrusher.h
 
 
effect_chorus.cpp
effect_chorus.cpp
 
 
effect_chorus.h
effect_chorus.h
 
 
effect_combine.cpp
effect_combine.cpp
 
 
effect_combine.h
effect_combine.h
 
 
effect_delay.cpp
effect_delay.cpp
 
 
effect_delay.h
effect_delay.h
 
 
effect_delay_ext.cpp
effect_delay_ext.cpp
 
 
effect_delay_ext.h
effect_delay_ext.h
 
 
effect_envelope.cpp
effect_envelope.cpp
 
 
effect_envelope.h
effect_envelope.h
 
 
effect_fade.cpp
effect_fade.cpp
 
 
effect_fade.h
effect_fade.h
 
 
effect_flange.cpp
effect_flange.cpp
 
 
effect_flange.h
effect_flange.h
 
 
effect_freeverb.cpp
effect_freeverb.cpp
 
 
effect_freeverb.h
effect_freeverb.h
 
 
effect_granular.cpp
effect_granular.cpp
 
 
effect_granular.h
effect_granular.h
 
 
effect_midside.cpp
effect_midside.cpp
 
 
effect_midside.h
effect_midside.h
 
 
effect_multiply.cpp
effect_multiply.cpp
 
 
effect_multiply.h
effect_multiply.h
 
 
effect_rectifier.cpp
effect_rectifier.cpp
 
 
effect_rectifier.h
effect_rectifier.h
 
 
effect_reverb.cpp
effect_reverb.cpp
 
 
effect_reverb.h
effect_reverb.h
 
 
effect_wavefolder.cpp
effect_wavefolder.cpp
 
 
effect_wavefolder.h
effect_wavefolder.h
 
 
effect_waveshaper.cpp
effect_waveshaper.cpp
 
 
effect_waveshaper.h
effect_waveshaper.h
 
 
filter_biquad.cpp
filter_biquad.cpp
 
 
filter_biquad.h
filter_biquad.h
 
 
filter_fir.cpp
filter_fir.cpp
 
 
filter_fir.h
filter_fir.h
 
 
filter_fir.md
filter_fir.md
 
 
filter_ladder.cpp
filter_ladder.cpp
 
 
filter_ladder.h
filter_ladder.h
 
 
filter_variable.cpp
filter_variable.cpp
 
 
filter_variable.h
filter_variable.h
 
 
input_adc.cpp
input_adc.cpp
 
 
input_adc.h
input_adc.h
 
 
input_adcs.cpp
input_adcs.cpp
 
 
input_adcs.h
input_adcs.h
 
 
input_i2s.cpp
input_i2s.cpp
 
 
input_i2s.h
input_i2s.h
 
 
input_i2s2.cpp
input_i2s2.cpp
 
 
input_i2s2.h
input_i2s2.h
 
 
input_i2s_hex.cpp
input_i2s_hex.cpp
 
 
input_i2s_hex.h
input_i2s_hex.h
 
 
input_i2s_oct.cpp
input_i2s_oct.cpp
 
 

Repository files navigation

Teensy Audio Library

16 bit, 44.1 kHz streaming audio library for Teensy 3.x and Teensy 4.x, featuring:

  • Polyphonic Playback
  • Recording
  • Synthesis
  • Analysis
  • Effects
  • Filtering
  • Mixing
  • Multiple Simultaneous Inputs & Outputs
  • Flexible signal routing between library objects
  • Automatic Streaming while your Arduino sketch runs

Main Audio Library Page

http://www.pjrc.com/teensy/td_libs_Audio.html

Audio System Design Tool

Use this graphical tool to design your audio project. Easily browse the library's many features, connect objects, export to Arduino code, and quickly access details for the functions each object provides for you to control it from your Arduino sketch!

http://www.pjrc.com/teensy/gui/index.html

Supported Hardware

Audio Adaptor Board for 16 bit stereo input and output.

Inputs Outputs

Dual Audio Adaptor Boards for quad channel 16 bit input and output.

Teensy 3.6, Teensy 3.5, Teensy 3.2, or Teensy 3.1 12 bit DAC Output (Mono)

DAC Output

Teensy 3.6, Teensy 3.5, Teensy 3.2, Teensy 3.1 or Teensy 3.0 ADC Input (Mono)

ADC Input

Teensy 3.6, Teensy 3.5, or Teensy 3.2 ADC Input (Stereo)

ADC Input

Teensy 3.6 or Teensy 3.5 12 bit DAC Output (Stereo)

DAC Output

Teensy 3.6, Teensy 3.5, Teensy 3.2, Teensy 3.1 or Teensy 3.0 PWM Output (Mono)

PWM Output

USB Audio: Bi-Directional Stereo Streaming to a PC

Inputs Outputs

About

Teensy Audio Library

www.pjrc.com/teensy/td_libs_Audio.html

Resources

Readme
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Nov 11, 2015
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