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:
Mar. 22, 2011

Filed:

May. 01, 2008
Applicants:

Ui Sun Han, San Jose, CA (US);

Walter N. Sze, Lake Oswego, OR (US);

Tsu-chien Shen, Cupertino, CA (US);

Inventors:

Ui Sun Han, San Jose, CA (US);

Walter N. Sze, Lake Oswego, OR (US);

Tsu-Chien Shen, Cupertino, CA (US);

Assignee:

Xilinx, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01); G06F 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Systems and methods are provided for verifying respective configuration data values for programming configuration memory cells of an integrated circuit device such as a programmable logic device (PLD). Each configuration memory cell controls an input of a corresponding initialization value from a file in response to a selectable assertion of an initialization signal of a test bench during a logic simulation of the PLD. The file structurally associates the configuration memory cell with the corresponding initialization value. A current value of one or more of the configuration memory cells is written with the respective configuration data value via a configuration port of the PLD during the logic simulation. Each configuration memory cell compares its initialization and current values in response to a selectable assertion of a check signal of the test bench. A mismatch error is output in response to a difference between the initialization and current values of one or more of the configuration memory cells.


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