OLED AUDIO SPECTRUM ANALYSER / ESP32 APPLICATION
ESP32 OLED Spectrum
High-performance, high-resolution Constant-Q audio spectrum visualizer using an ESP32 and an OLED. Built in Arduino.
Hardware
Boards: ESP32
Supported hardware: ESP32. Confirm the exact board revision and pin map in the upstream repository.
What the source supports
Upstream evidence: Reviewed from public README media at commit aa4aa45f9fbb under Apache-2.0. Firmware was not executed.
Media credit & rights
Upstream project media · rights remain with its owner · Credit: colonelwatch
Screenshots decoded from the upstream README at a pinned commit. Repository code and firmware were not executed; the license texts are included in the preview package.
View original source ↗ Copyright & removal · Reviewed
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Repository links do not imply author endorsement or verified hardware compatibility. Check the upstream safety guidance before powering or flashing a build.