Arduino controlled DFPlayer mini playing mp3's sequentially Simple Button that, when pushed, plays the next mp3 on the SD card via a DFPlayer Mini and Arduino. (Based on the button example and ...

Arduino Uno R3 multiplexer 16 to 4 speaker DFPlayer mini SIM card 11 buttons 11 resistors 4,7k Ohm + 10k Ohm resistor a lot of wires 3D printer for piano keys ...

This paper discusses about an advanced smart audio visualizer with equalizer, by assembling Arduino, DFPlayer mini, Metal Oxide Semiconductor Field Effect Transistor (MOSFET), an arrangement of Light ...