ESP32 Audio Spectrum on WROVER Kit V3 [2/3]

Although there's not much left of the original code ( see previous version https://youtu.be/5x1vaUg5-CI ), it was heavily inspired by this project: https://github.com/G6EJD/ESP32-8266-Audio-Spectrum-Display By @G6EJD Source: https://github.com/tobozo/ESP32-8-Octave-Audio-Spectrum-Display/tree/wrover-kit Hardware used: - ESP32 WROVER Kit V3 - ST7789V - Electret Microphone Breakout