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:
Nov. 29, 2022
Filed:
Oct. 08, 2020
Micron Technology, Inc., Boise, ID (US);
Matthew David Rowley, Boise, ID (US);
Micron Technology, Inc., Boise, ID (US);
Abstract
Disclosed are devices and methods for protecting the register file of a power management integrated circuit (PMIC). In one embodiment, a device is disclosed comprising: a register file comprising a plurality of a registers, at least one register in the register file containing a write register bit (WRB); and an interface configured to receive messages from a host application, the messages including a WRB enablement signal, wherein the device is configured to enable writing to the register file in response to receiving the WRB enablement signal over the interface, write data in response to write messages while writing to the register file is enabled, and disable writing to the register file in response to receiving a stop bit over the interface.