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COMMUNICATION PROTOCOL SYSTEM AND METHOD FOR A DISTRIBUTED-ARCHITECTURE HEATING, VENTILATION AND AIR CONDITIONING NETWORK

  • US 20100107232A1
  • Filed: 10/21/2009
  • Published: 04/29/2010
  • Est. Priority Date: 10/27/2008
  • Status: Active Grant
First Claim
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1. An HVAC data processing and communication network, comprising:

  • a user interface configured to publish a privilege request message to a data bus;

    a system device configured to;

    receive messages via said data bus;

    store configuration data in nonvolatile memory; and

    enable a privileged operating mode not normally available to a user of said network in response to said privilege request message.

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