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. 28, 2017

Filed:

Nov. 19, 2013
Applicant:

Renesas Electronics Corporation, Tokyo, JP;

Inventors:

Kenichiro Omura, Tokyo, JP;

Ryohei Yoshida, Tokyo, JP;

Takanobu Naruse, Tokyo, JP;

Seiichi Saito, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/12 (2006.01); G06F 13/16 (2006.01); G06F 12/0813 (2016.01);
U.S. Cl.
CPC ...
G06F 13/1663 (2013.01); G06F 12/0813 (2013.01);
Abstract

A semiconductor device includes a first memory controller configured to output a first control signal to first and second external memories through a first memory interface, a second memory controller configured to output a second control signal to the second external memory through a second memory interface, an inter-device interface for communicating with another semiconductor device, terminals configured to output the second control signal that has passed through the second memory interface, and a first selector configured to select between the second memory interface and the inter-device interface in accordance with an operation mode of the semiconductor device and to couple the selected interface to the terminals.


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