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Arduino Music and Audio Projects by Mike Cook

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CHAPTER 5

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MIDI Instruments

This chapter covers

  • Expanding the Arduino’s input/outputs

  • Using sensors

  • Making a Spoon-o-Phone

  • MIDI Theremin

  • MIDI air drums

  • Light show controlled by MIDI

Up to now, the chapters have looked at the MIDI message, including how to get it into and out of your Arduino and how to mess about with it to make effects like delays, automatic chords, and echoes. In this chapter, you will see how to generate MIDI messages from switches and sensors to make instruments and controllers. I will explain techniques you can use to interface even more stuff into the limited number of pins an Arduino Uno has, and also how to use some ...

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