https://github.com/zlosynth/achordion
Chord-crafting quantizing wavetable oscillator.
https://github.com/zlosynth/achordion
audio dsp eurorack rust stm32
Last synced: 6 months ago
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Chord-crafting quantizing wavetable oscillator.
- Host: GitHub
- URL: https://github.com/zlosynth/achordion
- Owner: zlosynth
- License: cc-by-sa-4.0
- Created: 2021-03-27T16:32:50.000Z (over 4 years ago)
- Default Branch: main
- Last Pushed: 2025-04-19T13:09:52.000Z (6 months ago)
- Last Synced: 2025-04-19T17:57:35.880Z (6 months ago)
- Topics: audio, dsp, eurorack, rust, stm32
- Language: Rust
- Homepage: https://zlosynth.com/achordion
- Size: 31.8 MB
- Stars: 37
- Watchers: 1
- Forks: 2
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- License: LICENSE-HARDWARE
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README
# Achordion
Chord-crafting quantizing wavetable oscillator module for Eurorack.
* Wavetable synthesis, 37 wavetables, smooth transitions
* Up to 18 simultaneous voices
* Sub-octaves, duplicated tones, and chords
* 4 styles of playing - single tone, chords, arpeggios, intervals
* Quantization to selected scale
* Any scale can be played with the white piano keys
* Two lines with independent 1V/oct inputs and audio outputs
* LEDs visualizing dialed parameters
* Based around Electro-Smith's [Daisy Patch SM](https://www.electro-smith.com/daisy/patch-sm) platform
* Programmed in Rust
Find more details about the module, including a feature overview video and a
user manual, on its [website](https://zlosynth.com/achordion).
# Firmware
If you wish to upgrade to a newer version of firmware, refer to the respective
[Release description](https://github.com/zlosynth/achordion/releases).
# Development
See [DEVELOPMENT.md](DEVELOPMENT.md) to find some basic commands to interact
with the project. To learn more, read the code. A good place to start would be
[eurorack/src/main.rs](eurorack/src/main.rs).
# License
Software of Achordion is distributed under the terms of the General Public
License version 3. See [LICENSE-SOFTWARE](LICENSE-SOFTWARE) for details.
Schematics and PCB layout are distributed under the terms of Creative Commons
BY-SA. See [LICENSE-HARDWARE](LICENSE-HARDWARE) for details. Parts of the
schematics are based on [Emilie Gillet's Mutable
Instruments](https://github.com/pichenettes/eurorack), kudos to her for making
them open.
The manual is distributed under the terms of Creative Commons BY-SA too. See
[LICENSE-MANUAL](LICENSE-MANUAL) for details.
# Changelog
Read the [CHANGELOG.md](CHANGELOG.md) to learn about changes introduced in each
release.
# Versioning
See [VERSIONING.md](VERSIONING.md) to find detailed information about versioning
of the project and compatability between its software and hardware.