Diatonic chord synthesizer on ESP32-S3 — from-scratch audio engine (band-limited synthesis, diatonic harmony, step sequencer, effects, USB/BLE MIDI). Firmware + hardware + tools.
arduino embedded firmware sequencer dsp synthesizer audio-engine music-technology i2s ble-midi pcm5102a esp3 esp32-s3 chord-synthesizer diatonic-harmony
-
Updated
Aug 24, 2026 - C++