Network World Cluster HAT, the easiest way to build a Raspberry Pi Zero cluster Network World In case you haven't come across the term, the “HAT” part of Cluster HAT, means that the device implements the Raspberry Pi Foundation's Hardware Attached on Top system for add-on hardware. The Foundation's 2014 blog post announcing the standard …

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Cluster HAT, the easiest way to build a Raspberry Pi Zero cluster – Network World