I am still receiving many requests to post an Arduino Sound Machine project ... After copying some MP3 files to the SD card and uploading the Arduino Sketch, you can see that the red LED on the module ...

Open Sound Control (OSC ... flexibility when it comes to how the Arduino communicates. Since a USB connected Arduino can be addressed by the Processing sketch in the same way as an AVR chip ...

An Arduino is a popular open-source ... repeatedly until you stop running the sketch; and a section where you can list other functions that activate during the setup and loop routines.