rgbtrix
Whatever's playing on Spotify, live on a 32×32 (or 64×64) RGB LED matrix. One small web service handles the Spotify connection; the panel just asks it what to show.
Enter your device key
The same key you set as DEVICE_API_KEY and flashed onto the panel.
Now playing
Refreshes every few seconds, same as the panel.
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Panel settings
Applies on the panel's next poll - no reflash needed.
Saved
ESP32 setup
The panel only ever talks to this one domain - no Spotify secrets on the device.
- Flash
firmware-arduino/rgbtrix/rgbtrix.inoonto your MatrixPortal S3. - Fill in your Wi-Fi SSID/password and this same device key at the top of the sketch.
WORKER_BASE_URLis already set tohttps://rgbtrix.dev.