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Allowing stand-alone and local control of a single LED

  • US 5,987,121 A
  • Filed: 06/03/1997
  • Issued: 11/16/1999
  • Est. Priority Date: 07/17/1992
  • Status: Expired due to Term
First Claim
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1. A method of selecting functions in a telephone, said method comprising the steps of:

  • a) defining a set of keys, said set including plural keys;

    b) defining at least two key assignments, each assignment giving each key a function and each key having at least two key assignments, a first one of said at least two key assignments being to a branch-exchange-defined function and a second one of said at least two key assignments being to a user-defined function; and

    c) for any key in said set, selecting between any of said assignments using a only standalone key.

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