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:
Sep. 16, 2025

Filed:

Jun. 19, 2023
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventor:

Lee D. Whetsel, Parker, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/317 (2006.01); G01R 31/3177 (2006.01); G01R 31/3185 (2006.01);
U.S. Cl.
CPC ...
G01R 31/318597 (2013.01); G01R 31/31723 (2013.01); G01R 31/3177 (2013.01); G01R 31/318552 (2013.01); G01R 31/318555 (2013.01); G01R 31/318558 (2013.01);
Abstract

A falling edge controller includes a controller having an inverted TCK (Test Clock) input, a TMS (Test Mode Select) input, a shift register control output, an update register control output, and a shift output; a shift register having a TDI (Test Data In) input, a shift register control input coupled to the shift register control output, address inputs, a select input, address and select outputs, and a TDO (Test Data Out) output; an update register having address and select inputs coupled to the address and select outputs, an update register control input coupled to the update register control output, address outputs coupled to the address inputs, and a select output coupled to the select input; and address circuitry having address inputs coupled to the address outputs, and having an enable output.


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