If you use the playFromMP3Folder() or playAdvertisement() functions, the files to be played must be organised in an extremely precise manner. The "MP3 Folder" must be in the root of the storage device ...
Abstract: 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 ...
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