PaulStoffregen bcea3e853d Add AudioSynthWaveformPWM		pirms 7 gadiem
examples	Fix Tutorial 1-05	pirms 7 gadiem
extras	Len noticed a bug in binary velocity output	pirms 8 gadiem
gui	Add links to CV analog circuits in documentation	pirms 7 gadiem
utility	Support more clock speeds	pirms 8 gadiem
.gitignore	Add documentation for new objects	pirms 8 gadiem
.travis.yml	Update Travis CI settings	pirms 8 gadiem
Audio.h	Add AudioSynthWaveformPWM	pirms 7 gadiem
AudioControl.h	Add AudioSynthWaveformSine	pirms 10 gadiem
README.md	Update readme	pirms 7 gadiem
analyze_fft256.cpp	Initial work on FFT256 for Teensy-LC (untested)	pirms 9 gadiem
analyze_fft256.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
analyze_fft1024.cpp	Fix some Teensy-LC compiler errors	pirms 9 gadiem
analyze_fft1024.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
analyze_notefreq.cpp	Remove leftover debug code	pirms 8 gadiem
analyze_notefreq.h	NoteFrequency fixes	pirms 8 gadiem
analyze_peak.cpp	Add TODO for analyze peak optimization	pirms 8 gadiem
analyze_peak.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
analyze_print.cpp	Change AudioAnalyzePrint name API	pirms 10 gadiem
analyze_print.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
analyze_rms.cpp	Don't compile M4 code on LC (but LC still not working)	pirms 8 gadiem
analyze_rms.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
analyze_tonedetect.cpp	Fix more Teensy-LC compiler errors	pirms 9 gadiem
analyze_tonedetect.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
control_ak4558.cpp	Fixed control functions, examples, GUI elements	pirms 9 gadiem
control_ak4558.h	Fixed control functions, examples, GUI elements	pirms 9 gadiem
control_cs4272.cpp	Add CS4272 control (thanks William Hollender)	pirms 8 gadiem
control_cs4272.h	Add CS4272 control (thanks William Hollender)	pirms 8 gadiem
control_cs42448.cpp	Add AudioControlCS42448	pirms 7 gadiem
control_cs42448.h	Add AudioControlCS42448	pirms 7 gadiem
control_sgtl5000.cpp	Add ability to control two SGTL5000 chips	pirms 8 gadiem
control_sgtl5000.h	Add ability to control two SGTL5000 chips	pirms 8 gadiem
control_wm8731.cpp	AudioControlWM8731::inputLevel(float n)	pirms 9 gadiem
control_wm8731.h	AudioControlWM8731::inputLevel(float n)	pirms 9 gadiem
data_ulaw.c	Add missing open source license headers	pirms 10 gadiem
data_waveforms.c	Remove old AudioSynthWaveform	pirms 10 gadiem
data_windows.c	Add other window types for 1024 point FFT	pirms 10 gadiem
effect_bitcrusher.cpp	Fix compiler warning	pirms 9 gadiem
effect_bitcrusher.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_chorus.cpp	Merge pull request #166 from FrankBoesing/patch-2	pirms 8 gadiem
effect_chorus.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_delay.cpp	Remove unused multiplier	pirms 10 gadiem
effect_delay.h	Increase maximum delay and scale with block size	pirms 7 gadiem
effect_delay_ext.cpp	Add SPI external memory timing comment	pirms 8 gadiem
effect_delay_ext.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_envelope.cpp	Add AudioEffectEnvelope	pirms 10 gadiem
effect_envelope.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_fade.cpp	Fix minor compiler warning	pirms 8 gadiem
effect_fade.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_flange.cpp	Calculation of delay_rate_incr	pirms 8 gadiem
effect_flange.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_midside.cpp	Don't compile M4 code on LC (but LC still not working)	pirms 8 gadiem
effect_midside.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_multiply.cpp	Fix more Teensy-LC compiler errors	pirms 9 gadiem
effect_multiply.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
effect_reverb.cpp	Add reverb effect, from Joao Rossi Filho	pirms 8 gadiem
effect_reverb.h	Add reverb effect, from Joao Rossi Filho	pirms 8 gadiem
filter_biquad.cpp	Don't cause a loud pop when changing biquad filter coefficients	pirms 8 gadiem
filter_biquad.h	Add shelving filter support for biquad	pirms 8 gadiem
filter_fir.cpp	Impove and document FIR filter	pirms 10 gadiem
filter_fir.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
filter_fir.md	Change FIR filter (as suggested by rheslip) to filter one channel instead of two. Updated example, added documenting file	pirms 10 gadiem
filter_variable.cpp	Fix more Teensy-LC compiler errors	pirms 9 gadiem
filter_variable.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
input_adc.cpp	Fix ADC input with various clock speeds	pirms 8 gadiem
input_adc.h	Fix the DC offset computation. The previous computation would occassionally get stuck with an incorrect offset.	pirms 8 gadiem
input_adcs.cpp	Fix compile error on Teensy 3.0	pirms 8 gadiem
input_adcs.h	Add AudioInputAnalogStereo (work in progress...)	pirms 8 gadiem
input_i2s.cpp	Fix I2S slave mode input & output	pirms 7 gadiem
input_i2s.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
input_i2s_quad.cpp	Quad input on Teensy 3.5 & 3.6 needs pin 38	pirms 7 gadiem
input_i2s_quad.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
input_tdm.cpp	Add AudioInputTDM	pirms 7 gadiem
input_tdm.h	Add AudioInputTDM	pirms 7 gadiem
keywords.txt	Add AudioSynthWaveformPWM	pirms 7 gadiem
library.json	Let PlatformIO automatically detect Arduino v1.0 library format	pirms 8 gadiem
library.properties	Edit version string, for Arduino 1.6.11 compatibility	pirms 8 gadiem
memcpy_audio.S	Allow blocksizes 8 and 16	pirms 8 gadiem
memcpy_audio.h	Add memcpy_tointerleaveQuad (thanks Frank)	pirms 8 gadiem
mixer.cpp	Fix some Teensy-LC compiler errors	pirms 9 gadiem
mixer.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
multiplier.md	Add a multiplier (by rheslip)	pirms 10 gadiem
new_objects.md	change format for new_objects files	pirms 11 gadiem
output_dac.cpp	More hardware defs	pirms 8 gadiem
output_dac.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
output_dacs.cpp	Fix AudioOutputAnalogStereo analogReference	pirms 8 gadiem
output_dacs.h	Add AudioOutputAnalogStereo	pirms 8 gadiem
output_i2s.cpp	Fix I2S slave mode input & output	pirms 7 gadiem
output_i2s.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
output_i2s_quad.cpp	Fix simultaneous quad input & output on Teensy 3.6 with CPU > 120 MHz	pirms 7 gadiem
output_i2s_quad.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
output_pt8211.cpp	Add a comment for TDA1543	pirms 7 gadiem
output_pt8211.h	changed defines to be more specific	pirms 8 gadiem
output_pwm.cpp	Fix BUG for AUDIO_BLOCK_SAMPLES != 128	pirms 8 gadiem
output_pwm.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
output_spdif.cpp	Support more clock speeds	pirms 8 gadiem
output_spdif.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
output_tdm.cpp	Add AudioInputTDM	pirms 7 gadiem
output_tdm.h	Add AudioInputTDM	pirms 7 gadiem
play_memory.cpp	Fix hard-coded 128 block size limits	pirms 8 gadiem
play_memory.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
play_queue.cpp	do not forget - your own addition :-)	pirms 10 gadiem
play_queue.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
play_sd_raw.cpp	Fix for two little bugs	pirms 8 gadiem
play_sd_raw.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
play_sd_wav.cpp	SDHC does not use SPI	pirms 8 gadiem
play_sd_wav.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
play_serialflash_raw.cpp	remove leftover debug code from AudioPlaySerialflashRaw	pirms 9 gadiem
play_serialflash_raw.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
record_queue.cpp	Fix harmless compiler warnings in AudioRecordQueue	pirms 10 gadiem
record_queue.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
spi_interrupt.cpp	Add SPI interrupt registration layer	pirms 10 gadiem
spi_interrupt.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
synth_dc.cpp	Fix hard-coded 128 block size limits	pirms 8 gadiem
synth_dc.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
synth_karplusstrong.cpp	Decay resonance (loop gain) slightly in Karplus Strong	pirms 8 gadiem
synth_karplusstrong.h	Add Synthesis Guitar example	pirms 8 gadiem
synth_pinknoise.cpp	Clean up harmless compiler warnings	pirms 10 gadiem
synth_pinknoise.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
synth_pwm.cpp	Add AudioSynthWaveformPWM	pirms 7 gadiem
synth_pwm.h	Add AudioSynthWaveformPWM	pirms 7 gadiem
synth_simple_drum.cpp	Adding SimpleDrum synthesis object to audio library.	pirms 8 gadiem
synth_simple_drum.h	Adding SimpleDrum synthesis object to audio library.	pirms 8 gadiem
synth_sine.cpp	fix incorrect comment	pirms 8 gadiem
synth_sine.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
synth_tonesweep.cpp	fix tonesweep	pirms 8 gadiem
synth_tonesweep.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
synth_waveform.cpp	#144: Add the reverse sawtooth and sample-and-hold waveforms.	pirms 9 gadiem
synth_waveform.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem
synth_waveform.md	Fixed AudioSynthWaveform. Uses LUT with linear interpolation for sinewave.	pirms 10 gadiem
synth_whitenoise.cpp	Fix more Teensy-LC compiler errors	pirms 9 gadiem
synth_whitenoise.h	Do not assume AudioStream.h includes Arduino.h	pirms 8 gadiem

README.md

Teensy Audio Library

16 bit, 44.1 kHz streaming audio library for Teensy 3.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