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BACnet Communication Status Objects and Methods of Determining Communication Status of BACnet Devices

  • US 20090287736A1
  • Filed: 06/04/2008
  • Published: 11/19/2009
  • Est. Priority Date: 05/16/2008
  • Status: Active Grant
First Claim
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1. A method of determining a communication status of at least one BACnet device, comprising the steps of:

  • monitoring communication of the at least one BACnet device on a local network bus;

    generating by a bus communication status server object an octet string containing information reflecting the communication status of the at least one BACnet device;

    transmitting the octet string upon a change of value (COV) of the octet string indicating a change in the communication status of at least one of the at least one BACnet device;

    receiving by a bus communication status client object the octet string;

    deciphering the octet string to determine the communication status of each of the at least one BACnet devices; and

    providing the communication status of each of the at least one BACnet devices to at least one corresponding device communication status object.

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