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:
Aug. 31, 2021
Filed:
Dec. 03, 2019
Renesas Electronics Corporation, Tokyo, JP;
RENESAS ELECTRONICS CORPORATION, Tokyo, JP;
Abstract
The semiconductor device includes a semiconductor chip including a first nonvolatile memory including a first memory block and a second memory block, CPU controlling the first nonvolatile memory, a first switch electrically connected to the first memory block and controlling the supply of the first power supply voltage to the first memory block, a second switch electrically connected to the second memory block and controlling the supply of the first power supply voltage to the second memory block, and a second nonvolatile memory electrically connected to each of the first switch and the second switch and storing flag information for controlling the first switch and the second switch, wherein the control of each of the first switch and the second switch is performed based on flag information indicating whether program data executed by CPU is written in the first memory block and the second memory block.