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:
Nov. 24, 2020

Filed:

Nov. 26, 2014
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Adolf Baumann, Haag, DE;

Mark Jung, Freising, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/36 (2006.01); G11C 14/00 (2006.01); G11C 5/14 (2006.01);
U.S. Cl.
CPC ...
G11C 29/36 (2013.01); G11C 14/0063 (2013.01); G11C 5/148 (2013.01); G11C 2029/3602 (2013.01);
Abstract

A digital system includes a non-volatile calculating register having a set of latches configured to perform a calculation. A set of non-volatile storage cells is coupled to the set of latches. Access detection logic is coupled to the calculating register and is operable to initiate a calculation of a next value by the calculating register each time the calculating register is accessed by an accessing module. The access detection logic is operable to cause the next value to be stored in the set of non-volatile storage cells at the completion of the calculation as an atomic transaction. After a power loss or other restore event, the contents of the calculating register may be restored from the non-volatile storage cells.


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