JP2021144553A - センサ装置 - Google Patents
センサ装置 Download PDFInfo
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- JP2021144553A JP2021144553A JP2020043655A JP2020043655A JP2021144553A JP 2021144553 A JP2021144553 A JP 2021144553A JP 2020043655 A JP2020043655 A JP 2020043655A JP 2020043655 A JP2020043655 A JP 2020043655A JP 2021144553 A JP2021144553 A JP 2021144553A
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- sensor device
- volatile memory
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- 238000004891 communication Methods 0.000 claims abstract description 53
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/062—Securing storage systems
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
- G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
- G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
- G06F12/1441—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block for a range
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/72—Details relating to flash memory management
- G06F2212/7207—Details relating to flash memory management management of metadata or control data
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/24—Memory cell safety or protection circuits, e.g. arrangements for preventing inadvertent reading or writing; Status cells; Test cells
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computer Security & Cryptography (AREA)
- Fluid Mechanics (AREA)
- Storage Device Security (AREA)
- Read Only Memory (AREA)
Abstract
Description
まず,本発明の第1の実施例であるセンサ装置を図1から図7により説明する。なお,図1は第1の実施例のセンサ装置の構成図、図2は不揮発性メモリ5のメモリマップ、図3は通信コマンドの構成、図4は不揮発性メモリ5への書込みを指示する通信コマンドに対する処理内容、図5は不揮発性メモリ5の消去を指示する通信コマンドに対する処理内容、図6は不揮発性メモリ5からの読出しを指示する通信コマンドに対する処理内容、図7は不揮発性メモリ5へ調整情報6およびプロテクト情報7の書込みフローである。
次に,本発明の第2の実施例であるセンサ装置を図8により説明する。なお,図8は第2の実施例のセンサ装置の構成図である。
次に,本発明の第3の実施例であるセンサ装置を図9、図10により説明する。なお,図9はプロテクト情報7の消去する通信コマンドの構成、図10はプロテクト情報7を消去する通信コマンドに対する処理内容である。
5‥不揮発性メモリ、6‥調整情報、7‥プロテクト情報、8‥書込み部、
9‥消去部、10‥読出し部、11‥通信部、12‥外部端子、
13‥外部端子、14‥オペランド部、15‥アドレス部、16‥データ部、
17‥スイッチ、18‥内部端子
Claims (3)
- 物理量を検出する検出部と、
調整情報を記憶する不揮発性メモリと、
前記検出部の出力信号を前記調整情報に基づいて調整する調整部と、
前記調整部の出力を外部へ出力する出力部と、
外部と通信をする通信部と、
前記通信部からの情報に基づいて前記不揮発性メモリへの書込みを行う書込み部と、
前記通信部からの情報に基づいて前記不揮発性メモリから読出しを行う読出し部と、
前記通信部からの情報に基づいて前記不揮発性メモリの消去を行う消去部と
を有するセンサ装置において、
前記不揮発性メモリはプロテクト情報を格納する領域を有し、
前記プロテクト情報に基づいて前記書込み部と前記消去部の動作を禁止する
ことを特徴とするセンサ装置 - 請求項1に記載のセンサ装置において,
前記センサ装置の内部あるいは外部に制御端子を有し、
前記制御端子に所定の電圧を印加することで、
前記プロテクト情報に基づいて書込み部と消去部の動作の禁止を解除する
ことを特徴とするセンサ装置 - 請求項1に記載のセンサ装置において,
通信部に特定のコマンドを送ることでプロテクト情報の消去を実行することを特徴とするセンサ装置
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020043655A JP2021144553A (ja) | 2020-03-13 | 2020-03-13 | センサ装置 |
PCT/JP2020/049086 WO2021181838A1 (ja) | 2020-03-13 | 2020-12-28 | センサ装置 |
US17/800,869 US20230080617A1 (en) | 2020-03-13 | 2020-12-28 | Sensor device |
CN202080096589.3A CN115104089A (zh) | 2020-03-13 | 2020-12-28 | 传感器装置 |
DE112020006272.4T DE112020006272T5 (de) | 2020-03-13 | 2020-12-28 | Sensorvorrichtung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020043655A JP2021144553A (ja) | 2020-03-13 | 2020-03-13 | センサ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021144553A true JP2021144553A (ja) | 2021-09-24 |
JP2021144553A5 JP2021144553A5 (ja) | 2022-06-10 |
Family
ID=77672179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020043655A Pending JP2021144553A (ja) | 2020-03-13 | 2020-03-13 | センサ装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230080617A1 (ja) |
JP (1) | JP2021144553A (ja) |
CN (1) | CN115104089A (ja) |
DE (1) | DE112020006272T5 (ja) |
WO (1) | WO2021181838A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116540947B (zh) * | 2023-07-04 | 2023-10-13 | 苏州萨沙迈半导体有限公司 | 数据擦写的方法、装置、存储介质和单片机 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09138766A (ja) * | 1995-11-14 | 1997-05-27 | Fujitsu Ltd | データ処理システム及びそのデータ保護方法 |
JP2003240652A (ja) * | 2002-02-15 | 2003-08-27 | Denso Corp | 出力補正回路内蔵型半導体センサ及びトーションバー式トルクセンサ |
JP2004363970A (ja) * | 2003-06-05 | 2004-12-24 | Meidensha Corp | 携帯型情報伝送端末装置および情報伝送システム |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55138101A (en) * | 1979-04-13 | 1980-10-28 | Hitachi Ltd | Engine controller |
US5553019A (en) * | 1995-01-23 | 1996-09-03 | Motorola, Inc. | Write-once read-many memory using EEPROM cells |
KR100252253B1 (ko) * | 1997-01-04 | 2000-05-01 | 윤종용 | 전기 소거식 프로그램어블 롬 |
US6041007A (en) * | 1998-02-02 | 2000-03-21 | Motorola, Inc. | Device with programmable memory and method of programming |
DE10040093C1 (de) * | 2000-08-16 | 2002-02-14 | Infineon Technologies Ag | Speicherzellenanordnung |
US6497146B1 (en) * | 2000-09-15 | 2002-12-24 | Bei Technologies, Inc. | Inertial rate sensor and method with built-in testing |
JP4325691B2 (ja) * | 2007-03-22 | 2009-09-02 | 株式会社デンソー | 車両制御装置のためのメモリ読み出しシステム |
JP4324810B2 (ja) | 2007-04-10 | 2009-09-02 | セイコーエプソン株式会社 | マイクロコンピュータ、電子機器及びフラッシュメモリのプロテクト方式 |
JP2010282499A (ja) * | 2009-06-05 | 2010-12-16 | Renesas Electronics Corp | コンピュータシステム、情報保護方法およびプログラム |
TWI425355B (zh) * | 2010-03-17 | 2014-02-01 | Phison Electronics Corp | 資料存取方法、記憶體控制器與儲存系統 |
US8723507B2 (en) * | 2012-04-17 | 2014-05-13 | Honeywell International Inc. | Method and apparatus for performing in-package sensor adjustments |
US9581485B2 (en) * | 2014-08-06 | 2017-02-28 | Magnetrol International, Incorporated | Removable magnetostrictive probe with automatic calibration |
DE102017104367A1 (de) * | 2017-03-02 | 2018-09-06 | Bizerba SE & Co. KG | Wägezelle für eine Waage |
-
2020
- 2020-03-13 JP JP2020043655A patent/JP2021144553A/ja active Pending
- 2020-12-28 US US17/800,869 patent/US20230080617A1/en not_active Abandoned
- 2020-12-28 CN CN202080096589.3A patent/CN115104089A/zh active Pending
- 2020-12-28 WO PCT/JP2020/049086 patent/WO2021181838A1/ja active Application Filing
- 2020-12-28 DE DE112020006272.4T patent/DE112020006272T5/de active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09138766A (ja) * | 1995-11-14 | 1997-05-27 | Fujitsu Ltd | データ処理システム及びそのデータ保護方法 |
JP2003240652A (ja) * | 2002-02-15 | 2003-08-27 | Denso Corp | 出力補正回路内蔵型半導体センサ及びトーションバー式トルクセンサ |
JP2004363970A (ja) * | 2003-06-05 | 2004-12-24 | Meidensha Corp | 携帯型情報伝送端末装置および情報伝送システム |
Also Published As
Publication number | Publication date |
---|---|
WO2021181838A1 (ja) | 2021-09-16 |
US20230080617A1 (en) | 2023-03-16 |
DE112020006272T5 (de) | 2022-11-24 |
CN115104089A (zh) | 2022-09-23 |
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