Plug&Play is a mystery to you? Until recently it was for me too, but let's take a look at the PCI specifications and lift the fog of mystery about PnP.

Todays digital-mixing-consoles are offering high number of audio-channels for processing. I was curious of how modern devices are dealing with realtime digital audio-data and had a look into some of these protocols.

Using an Arduino MKR Vidor4000 board I created a realtime multi-channel audiomixer with nice audio-processing-features.