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Object-oriented programmable controller

  • US 6,868,538 B1
  • Filed: 05/02/2000
  • Issued: 03/15/2005
  • Est. Priority Date: 04/12/1996
  • Status: Expired due to Fees
First Claim
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1. A programmable apparatus for performing a plurality of user-selectable control functions, the apparatus comprising:

  • a. a database for storing a plurality of items associated with each of the control functions, the items including, for each function;

    i. at least one procedure for performing a plurality of actions associated with the control function;

    ii. a specification of at least one state associated with each procedure;

    b. means facilitating selection of a procedure in the database;

    c. means responsive to the selection for accessing the database and causing performance of the selected procedure to achieve the states specified therein; and

    d. means for monitoring at least one resource associated with the actions of the procedure and, based thereon, determining whether the specified states have been achieved.

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