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. 30, 2021

Filed:

Jan. 31, 2020
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Christoph Rumpler, Munich, DE;

Reinhard-Wolfgang Jungmaier, Alkoven, AT;

Dennis Noppeney, Cologne, DE;

Saverio Trotta, Munich, DE;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/42 (2006.01); G06F 9/4401 (2018.01); G06F 9/30 (2018.01); G06F 13/362 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4282 (2013.01); G06F 9/3012 (2013.01); G06F 9/4411 (2013.01); G06F 13/362 (2013.01);
Abstract

In an embodiment, a method for writing to a set of serial peripheral interface (SPI) slaves coupled to an SPI bus includes: disabling master in slave out (MISO) drivers of the set of SPI slaves using the SPI bus; after disabling the MISO drivers, setting respective slave selection terminals of the set of SPI slaves to an active state; and after setting the respective slave selection terminals of the set of SPI slaves to the active state, simultaneously writing data to the set of SPI slaves using a master out slave in (MOSI) line.


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