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Holger Wirtz 7e63f18801 Work on the build manual. 4 years ago
addon Fix extension. 5 years ago
doc Work on the build manual. 4 years ago
third-party Going back to beta LCDMenuLib2 because of trouble with some functions. 5 years ago
.gitignore Added REDUCE_LOUDNESS_FACTOR for avoiding digital clipping. 5 years ago
.swo Added pseudo-logarithmic volume changes. 5 years ago
Disp_Plus.h Fixing hanging and problems when reading from SD caused from panic() and disabling the audio interrupt. 5 years ago
EngineMkI.cpp
EngineMkI.h
EngineOpl.cpp
EngineOpl.h
LICENSE-APACHE2.txt
LICENSE-GPL3.txt
MicroDexed.ino Fixes for resetting sustain mode when fire up panic(). 5 years ago
PluginFx.cpp Fixing volume and distortion problems with buggy AudioAmplifier. 5 years ago
PluginFx.h Fixing volume handling for dexed engine. 5 years ago
README.md Update 'README.md' 5 years ago
UI.hpp Fixes for resetting sustain mode when fire up panic(). 5 years ago
UI_FX.h Fixes for bitimbral mode on T_3.6 (max. 10 voices per instance). 5 years ago
UI_NO_FX.h Fixes for bitimbral mode on T_3.6 (max. 10 voices per instance). 5 years ago
aligned_buf.h
config.h Fix for wrong place for TEENSY3_6 definition. 5 years ago
controllers.h Fixed portamento glissango mode. 5 years ago
dexed.cpp Fixes for resetting sustain mode when fire up panic(). 5 years ago
dexed.h Fixes for bitimbral mode on T_3.6 (max. 10 voices per instance). 5 years ago
dexed_sd.cpp Small fixes for audio-thru support. 5 years ago
dexed_sd.h Sending voice data via MIDI (DIN and USB) when changing a voice. 5 years ago
dx7note.cpp Fixed portamento glissango mode. 5 years ago
dx7note.h Fixed portamento glissango mode. 5 years ago
effect_auto_pan.cpp Copyright dates modified. 5 years ago
effect_auto_pan.h Copyright dates modified. 5 years ago
effect_dynamics.cpp Added a limiter after the dexed engine to avoid clipping. 5 years ago
effect_dynamics.h Added a limiter after the dexed engine to avoid clipping. 5 years ago
effect_modulated_delay.cpp Copyright dates modified. 5 years ago
effect_modulated_delay.h Copyright dates modified. 5 years ago
effect_mono_stereo.cpp Fixes for voice loudness. 5 years ago
effect_mono_stereo.h Copyright dates modified. 5 years ago
effect_stereo_mono.cpp Copyright dates modified. 5 years ago
effect_stereo_mono.h Copyright dates modified. 5 years ago
env.cc
env.cpp
env.h
exp2.cpp
exp2.h
fast_log.h Added a limiter after the dexed engine to avoid clipping. 5 years ago
fm_core.cpp
fm_core.h
fm_op_kernel.cc
fm_op_kernel.cpp
fm_op_kernel.h
freqlut.cpp
freqlut.h
lfo.cpp
lfo.h
midi_devices.hpp Sending sysex data when parameter changes are done at UI. 5 years ago
midinotes.h
module.h
name.c
pitchenv.cpp
pitchenv.h
porta.cpp
porta.h
sin.cpp
sin.h
source_microdexed.h Fixes for bitimbral mode on T_3.6 (max. 10 voices per instance). 5 years ago
synth.h

README.md

MicroDexed

Dexed port for Teensy (3.6/4.0 with audio shield and LCD or OLED display)

This is a port of the original Dexed/msfa engine (see https://github.com/asb2m10/dexed and https://github.com/google/music-synthesizer-for-android) to be used on a Teensy-3.6 or Teensy-4.0.

The current state is: work in progress... but near version 1.0!

License

MicroDexed is licensed on the GPL v3. The msfa component (acronym for music synthesizer for android, see https://github.com/google/music-synthesizer-for-android) stays on the Apache 2.0 license to able to collaborate between projects.

Credits & thanks

  • Dexed engine by Pascal Gauthier (asb2m10)
  • DX Synth engine (as part of Dexed): Raph Levien and the msfa team
  • PPPlay : Great OPL3 implementation, with documented code :D
  • Thierry Pottier: for extreme testing, discussing about different options, images and many good suggestions for UI handling
  • Lars Pelz: Testing and documentation

Dexed comes with 3 engine types :

  • Modern : this is the original 24-bit music-synthesizer-for-android implementation.
  • Mark I : Based on the OPL Series but at a higher resolution (LUT are 10-bits). The target of this engine is to be closest to the real DX7.
  • OPL Series : this is an experimental implementation of the reversed engineered OPL family chips. 8-bit. Keep in mind that the envelopes stills needs tuning.