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John Robinson 1676464f7b
reorg files into src and include directories
3 년 전
docs Add issue template 6 년 전
examples Ladder filter frequency modulation in "volts per octave" 3 년 전
extras Add PROGMEM to output array 3 년 전
gui Document bandlimit waveforms 3 년 전
include reorg files into src and include directories 3 년 전
src reorg files into src and include directories 3 년 전
.gitignore Add documentation for new objects 8 년 전
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README.md Mention Teensy 4.x in readme 3 년 전
filter_fir.md Change FIR filter (as suggested by rheslip) to filter one channel instead of two. Updated example, added documenting file 10 년 전
keywords.txt Change Ladder filter API to be similar to other filters 3 년 전
library.json Let PlatformIO automatically detect Arduino v1.0 library format 8 년 전
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synth_waveform.md Fixed AudioSynthWaveform. Uses LUT with linear interpolation for sinewave. 10 년 전

README.md

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