# Multi-Matrix This example combines different capabilities: - Spore base stack - use PixelStreamController in Matrix mode 16x16 - DFRobotDFPlayerMini audio playback - analog potentiometer to controll audio volume - API and web interface to control the audio player (start, stop, pause, next / previous track, volume) ## MCU - Wemos D1 Mini ## Pin Configuration ``` #define MP3PLAYER_PIN_RX D3 #define MP3PLAYER_PIN_TX D4 #define MATRIX_PIN D2 #define POTI_PIN A0 ```