I wanted to come up with a way to make playing music on my stereo as easy as, well, just playing music. The Stereo Control Interface ensures that everything is turned on and on the correct input when sound is detected from my Sonos system.

Components:

SparkFun Sound Detector – https://www.sparkfun.com/products/12642
SparkFun RS232 Breakout – https://www.sparkfun.com/products/449
Arduino Pro Mini – https://www.sparkfun.com/products/11113
Enclosure – https://www.amazon.com/gp/product/B00TJ49K4U/ref=oh_aui_detailpage_o06_s01?ie=UTF8&psc=1
Circuit Board – https://www.amazon.com/gp/product/B0040Z6P0A/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1

Files:

Sound Detector Schematic – http://cdn.sparkfun.com/datasheets/Sensors/Sound/sound-detector.pdf
GitHub (code) – https://github.com/RobertCowanDIY/stereo-control-interface
Anthem RS232 Codes – http://www.anthemav.com/downloads/MRX-x20-AVM-60-IP-RS-232.xls

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