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:
Apr. 21, 2015
Filed:
Oct. 15, 2013
Applicant:
Cypress Semiconductor Corporation, San Jose, CA (US);
Inventors:
Timothy John Williams, Bellevue, WA (US);
David G. Wright, Woodinville, WA (US);
Gregory John Verge, Lynnwood, WA (US);
Bruce E. Byrkett, Preston, WA (US);
Assignee:
Cypress Semiconductor Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/0175 (2006.01); G06F 5/06 (2006.01); G06F 13/40 (2006.01);
U.S. Cl.
CPC ...
G06F 5/065 (2013.01); G06F 13/4072 (2013.01);
Abstract
A apparatus, having a processing system and an input buffer coupled with both the processing system and one of two IO pads, and a reference buffer coupled to both the input buffer and the second of the IO pads such that the reference generator controls the input threshold of the input buffer in response to an analog voltage received from an external circuit on the second of the IO pads.