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 ...

Connect ultrasonic and relay according to the pin defined in source code. Created DFPlayer as library and can be used in any project.

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 ...