The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 02, 2000

Filed:

Jul. 10, 1997
Applicant:
Inventors:

Michael T Klein, Ann Arbor, MI (US);

William Perry Su, Ann Arbor, MI (US);

Richard Leroy Mahn, Ann Arbor, MI (US);

Per-Ola Gustav Forsgren, Solna, SE;

Assignee:

Steeplechase Software, Inc., Ann Arbor, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
700 83 ; 345348 ; 345970 ;
Abstract

A digital computer implemented software system is provided which translates a control program into a graphical flow chart and displays the same upon a visual display attached to the digital computer during execution of a control program. The graphical flow chart includes multiple flow paths of execution, each flow path having a respectively associated binary memory location. Each memory location has an initial value of zero, and the value of a particular memory location increases to one upon execution of the control program along the flow path associated with that particular memory location. When a memory location has a value of one, the flow path associated therewith is visually enhanced upon the visually displayed graphical flow chart. A user is provided with a function to reset each memory location value to zero at any time during execution of the control program.


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