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Apparatus for providing interchangeable keyboard functions

  • US 4,481,587 A
  • Filed: 12/24/1981
  • Issued: 11/06/1984
  • Est. Priority Date: 12/24/1981
  • Status: Expired due to Fees
First Claim
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1. An electronic weighing scale system or the like capable of performing a plurality of different functions comprising:

  • a keyboard for providing access to at least a subset of the functions said system can perform, said keyboard containing a plurality of keyswitches each arranged to provide a separate identifying output code when actuated;

    interchangeable means responsive to said output codes for establishing the particular system function to be controlled by each different keyswitch, said interchangeable means having an input coupled to receive said keyswitch output codes and an output on which said means can present a plurality of function identification codes, each one representative of an established keyswitch function; and

    system processor means coupled to said output for executing said system functions as directed by said function identification codes in response to keyswitch actuations.

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