ESP32-Wrover-E_IE-audio-dev-board

I designed this board to play with FAUST sound synthesis language.

Documentation about FAUST and ESP32 : https://faustdoc.grame.fr/tutorials/esp32/ - https://faust.grame.fr/

Specs and features

• ESP32-WROVER-IE-N16R8 (64Mbit PSRAM - 16 MB SPI flash)
• Audio codec : WM8978 (differential mic inputs - line in - aux - line out - speaker out - headphone)
• MIDI support : in, out, thru
• 16x IO multiplexer
• 2x27 header (exposed : all audio codec IO, all mux IO, MIDI interface, 4 MCU inputs, VCC and GND)
• Micro sd socket

Drivers and libraries

Tested with ESP-IDF ESP32 Arduino core.

• MIDI : https://github.com/FortySevenEffects/arduino_midi_library
• MUX : https://github.com/waspinator/CD74HC4067
• SD : https://github.com/espressif/arduino-esp32/tree/master/libraries/SD
• CODEC & AUDIO DSP : https://faustdoc.grame.fr/tutorials/esp32/