Turning a spare Dreamplug mini-PC into a remote-controllable audio player

My company gave away a couple of abandoned spare devices previously used for evaluation purposes. So, I got hands on a dreamplug, a socket-plugin sized mini computer (ARM based) with decent power, low energy consumption, integrated dual Ethernet, WiFi, Bluetooth and, most important, an optical audio output - in other words: a Raspberry PI with a housing and the IO I was missing. The digital output was the primary reason for using it as an addon to my stereo.

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