THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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There are two forms of data transfer within PROFINET IO, A-cyclic Acyclic and cyclic communication. Cyclic communication is generally what is used to communicate between a controller and a device for IO data, this is given priority on the network over acyclic communication. Acyclic communication is generally used for low priority ad-hoc requests from a supervisor node.
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