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:
Feb. 27, 2018
Filed:
Feb. 02, 2016
Renesas Electronics Corporation, Tokyo, JP;
Rika Ono, Tokyo, JP;
Hitoshi Suzuki, Tokyo, JP;
RENESAS ELECTRONICS CORPORATION, Kawasaki-Shi, Kanagawa, JP;
Abstract
A memory control system includes a memory connected to a memory bus, the memory including a plurality of access areas, a memory controller connected to the memory bus, a plurality of registers corresponding to the plurality of access areas, each of the plurality of registers configured to set an access permission or prohibition for a corresponding access area, a CPU (Central Processing Unit) configured to issue a first access request for accessing one of the plurality of access areas, and a memory access controller configured to determine whether an access to the memory is permissible or prohibited using the first access request and the plurality of registers, the memory access controller outputting a second access request in accordance with a determination result.