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:
Jan. 01, 2019

Filed:

Oct. 18, 2016
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Gerald M. Grabowski, Kellogg, MN (US);

Daniel F. Moertl, Rochester, MN (US);

Michael J. Palmer, Southampton, GB;

Kelvin Wong, Eastleigh, GB;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/10 (2006.01); G11C 7/00 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1044 (2013.01); G11C 7/00 (2013.01);
Abstract

A mechanism is provided for loading a phase-locked loop (PLL) configuration into a PLL module using Flash memory. A Flash data image configuration from the Flash memory is loaded into a set of holding registers in response to the PLL module locking a current PLL configuration from a set of current configuration registers. The Flash data image configuration in the set of holding registers is compared to the current PLL configuration in the set of current configuration registers in response to the Flash data image configuration failing to be corrupted. The Flash data image configuration onto a PLL module input in response to the Flash data image configuration differing from the current PLL configuration. The Flash data image configuration is loaded in the set of holding registers into the set of current configuration registers in response to the PLL module locking the Flash data image configuration.


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