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HMI devices with integrated user-defined behavior

  • US 8,185,220 B2
  • Filed: 06/23/2010
  • Issued: 05/22/2012
  • Est. Priority Date: 08/29/2006
  • Status: Active Grant
First Claim
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1. A human machine interface (HMI) configured to interface with an industrial control system, the HMI comprising:

  • a memory that stores a representation of a HMI device comprising a default functionality defined by a first portion of control logic of a same programming paradigm as control logic of the industrial control system;

    an interface component that receives a second portion of control logic that defines a custom functionality of the HMI device, wherein the second portion of control logic is of the same programming paradigm as the control logic of the industrial control system; and

    a processor that appends the second portion of control logic to the first portion of control logic to add the custom functionality to the HMI device.

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