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.
Patent No.:
Date of Patent:
May. 30, 2017
Filed:
Dec. 17, 2013
Applicant:
Haifeng Wang, Shanghai, CN;
Inventor:
Haifeng Wang, Shanghai, CN;
Assignee:
SCHNEIDER ELECTRIC INDUSTRIES SAS, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/54 (2006.01); G06F 17/50 (2006.01); G05B 19/05 (2006.01);
U.S. Cl.
CPC ...
G06F 9/542 (2013.01); G05B 19/056 (2013.01); G06F 9/546 (2013.01); G06F 17/5054 (2013.01);
Abstract
The present invention provides an event-driven programming method of programmable logic controller (PLC), including: registering at least one event to be detected; storing at least one event handler segment corresponding to the at least one event to be detected respectively; detecting the occurrence of the at least one event to be detected; adding the detected event into an event queue; extracting events from the event queue; and executing the event handler segment corresponding to the extracted event.