KR20000052472A - 플래시 메모리 탑재형 싱글 칩 마이크로 컴퓨터 - Google Patents
플래시 메모리 탑재형 싱글 칩 마이크로 컴퓨터 Download PDFInfo
- Publication number
- KR20000052472A KR20000052472A KR1019990057468A KR19990057468A KR20000052472A KR 20000052472 A KR20000052472 A KR 20000052472A KR 1019990057468 A KR1019990057468 A KR 1019990057468A KR 19990057468 A KR19990057468 A KR 19990057468A KR 20000052472 A KR20000052472 A KR 20000052472A
- Authority
- KR
- South Korea
- Prior art keywords
- area
- flash memory
- programming
- chip microcomputer
- single chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F12/1433—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 module or a part of a module
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
- G06F2212/20—Employing a main memory using a specific memory technology
- G06F2212/202—Non-volatile memory
- G06F2212/2022—Flash memory
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Quality & Reliability (AREA)
- Storage Device Security (AREA)
- Microcomputers (AREA)
Abstract
Description
Claims (4)
- 플래시 메모리와 마이크로 프로세서를 하나의 기판 상에 배치한 싱글 칩 마이크로 컴퓨터에 있어서,상기 플래시 메모리에 제 1 영역과 해당 제 1 영역의 프로그래밍의 가부를 지정하기 위한 제 2 영역을 배치하여, 상기 마이크로 프로세서는, 외부로부터의 프로그래밍 요구가 있으면, 상기 제 2 영역을 참조하여 상기 제 1 영역의 프로그래밍 실행의 가부를 판단하는 것을 특징으로 하는 싱글 칩 마이크로 컴퓨터.
- 제 1 항에 있어서,상기 마이크로 프로세서는, 상기 제 1 영역에 프로그래밍을 실행했을 때에, 상기 제 1 영역의 프로그래밍을 금지하는 명령을 상기 제 2 영역에 기록하는 싱글 칩 마이크로 컴퓨터.
- 제 1 항 또는 제 2 항에 있어서,상기 마이크로 프로세서는, 상기 플래시 메모리의 프로그래밍 알고리즘이 기록된 싱글 칩 마이크로 컴퓨터 내장 ROM에 의해, 상기 제 2 영역을 참조하도록 제어되는 싱글 칩 마이크로 컴퓨터.
- 제 1 항 또는 제 2 항에 있어서,상기 마이크로 프로세서는, 로더 프로그램이 기록된, 싱글 칩 마이크로 컴퓨터 내장 ROM에 의해, 상기 제 2 영역을 참조하도록 제어되는 싱글 칩 마이크로 컴퓨터.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10354198A JP2000181898A (ja) | 1998-12-14 | 1998-12-14 | フラッシュメモリ搭載型シングルチップマイクロコンピュータ |
| JP98-354198 | 1998-12-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20000052472A true KR20000052472A (ko) | 2000-08-25 |
| KR100318150B1 KR100318150B1 (ko) | 2001-12-24 |
Family
ID=18435953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019990057468A Expired - Fee Related KR100318150B1 (ko) | 1998-12-14 | 1999-12-14 | 플래시 메모리 탑재형 싱글 칩 마이크로 컴퓨터 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6453397B1 (ko) |
| JP (1) | JP2000181898A (ko) |
| KR (1) | KR100318150B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020036717A (ko) * | 2000-11-10 | 2002-05-16 | 다카노 야스아키 | 마이크로컴퓨터 및 그 제어 방법 |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6279114B1 (en) | 1998-11-04 | 2001-08-21 | Sandisk Corporation | Voltage negotiation in a single host multiple cards system |
| TW460858B (en) * | 1999-02-19 | 2001-10-21 | Wacom Engineering Co Ltd | Operator's input processing unit and method thereof |
| FR2800952B1 (fr) * | 1999-11-09 | 2001-12-07 | Bull Sa | Architecture d'un circuit de chiffrement mettant en oeuvre differents types d'algorithmes de chiffrement simultanement sans perte de performance |
| DE10030990B4 (de) * | 2000-06-30 | 2010-11-25 | Robert Bosch Gmbh | Verfahren zum Beschreiben und Löschen eines nichtflüchtigen Speicherbereichs |
| KR100388219B1 (ko) * | 2000-08-29 | 2003-06-19 | 주식회사 하이닉스반도체 | 플래쉬 메모리가 내장된 원칩 마이크로 콘트롤러 유닛 |
| JP4660831B2 (ja) * | 2000-12-25 | 2011-03-30 | 東京瓦斯株式会社 | 流量計およびその電子的封印方法 |
| US7865948B1 (en) | 2001-12-03 | 2011-01-04 | Advanced Micro Devices, Inc. | Method and apparatus for restricted execution of security sensitive instructions |
| JP4492025B2 (ja) * | 2002-05-21 | 2010-06-30 | 株式会社デンソー | 電子制御装置のデータ格納方法 |
| JP3875153B2 (ja) | 2002-07-04 | 2007-01-31 | Necエレクトロニクス株式会社 | 不揮発性半導体記憶装置およびその書き換え禁止制御方法 |
| EP1570330A2 (en) | 2002-11-27 | 2005-09-07 | Koninklijke Philips Electronics N.V. | Chip integrated protection means |
| JP2004213102A (ja) * | 2002-12-26 | 2004-07-29 | Fujitsu Ltd | マイクロコンピュータ |
| US7281103B2 (en) * | 2003-10-01 | 2007-10-09 | Kabushiki Kaisha Toshiba | Microcomputer with a security function for accessing a program storage memory |
| DE102004058483B4 (de) * | 2003-12-05 | 2009-12-17 | Hitachi High-Technologies Corp. | Vorrichtung zur Untersuchung von Produkten auf Fehler, Messfühler-Positionierverfahren und Messfühler-Bewegungsverfahren |
| KR100597787B1 (ko) * | 2005-03-21 | 2006-07-06 | 삼성전자주식회사 | 멀티 칩 패키지 디바이스 |
| WO2006117866A1 (ja) * | 2005-04-28 | 2006-11-09 | Hitachi Ulsi Systems Co., Ltd. | Icタグ |
| KR100818298B1 (ko) | 2005-12-08 | 2008-03-31 | 한국전자통신연구원 | 가변 시리얼 정합 방식의 메모리 시스템 및 그 메모리액세스 방법 |
| JP4783163B2 (ja) * | 2006-01-19 | 2011-09-28 | Okiセミコンダクタ株式会社 | マイクロコントローラ |
| US7769943B2 (en) * | 2007-04-04 | 2010-08-03 | Atmel Corporation | Flexible, low cost apparatus and method to introduce and check algorithm modifications in a non-volatile memory |
| CN101609434B (zh) * | 2008-06-19 | 2011-01-26 | 英业达股份有限公司 | 可携执行程序的启动防护系统及其方法 |
| CN101799858A (zh) * | 2010-04-08 | 2010-08-11 | 华为终端有限公司 | Flash数据保护方法及装置 |
| JP5269020B2 (ja) | 2010-09-22 | 2013-08-21 | 株式会社東芝 | 半導体集積回路装置およびメモリの管理方法 |
| US11030122B2 (en) | 2014-04-08 | 2021-06-08 | Micron Technology, Inc. | Apparatuses and methods for securing an access protection scheme |
| JP6298732B2 (ja) * | 2014-07-02 | 2018-03-20 | 株式会社デンソー | マイクロコンピュータ及びセキュリティ設定システム |
| US10782893B2 (en) * | 2017-02-22 | 2020-09-22 | International Business Machines Corporation | Inhibiting tracks within a volume of a storage system |
| CN110262349A (zh) * | 2019-06-28 | 2019-09-20 | 中国航空工业集团公司雷华电子技术研究所 | 一种c8051f系列单片机的远程在线编程方法及系统 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS62165253A (ja) | 1986-01-17 | 1987-07-21 | Hitachi Micro Comput Eng Ltd | 不揮発性メモリ内蔵lsi |
| JPS6443897A (en) | 1987-08-10 | 1989-02-16 | Nec Corp | Non-volatile semiconductor memory device capable of being erased and written electrically |
| JPH0417477A (ja) | 1990-05-10 | 1992-01-22 | Mitsubishi Electric Corp | 磁気記録再生装置 |
| GB2263348B (en) * | 1992-01-14 | 1995-08-09 | Rohm Co Ltd | Microcomputer and card having the same |
| JPH05266219A (ja) | 1992-03-17 | 1993-10-15 | Hitachi Ltd | マイクロコンピュータ |
| US5687345A (en) * | 1992-03-17 | 1997-11-11 | Hitachi, Ltd. | Microcomputer having CPU and built-in flash memory that is rewritable under control of the CPU analyzing a command supplied from an external device |
| US5293424A (en) * | 1992-10-14 | 1994-03-08 | Bull Hn Information Systems Inc. | Secure memory card |
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| US5828911A (en) * | 1993-05-24 | 1998-10-27 | Olympus Optical Co., Ltd. | One chip microcomputer built-in system |
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| JP3292864B2 (ja) * | 1995-02-07 | 2002-06-17 | 株式会社日立製作所 | データ処理装置 |
| JP3791956B2 (ja) * | 1996-04-25 | 2006-06-28 | シャープ株式会社 | 不揮発性半導体記憶装置の検査方法 |
| JP3881069B2 (ja) | 1996-10-08 | 2007-02-14 | 株式会社デンソー | 電子装置 |
| JP3489708B2 (ja) | 1996-10-23 | 2004-01-26 | シャープ株式会社 | 不揮発性半導体記憶装置 |
| JPH10143434A (ja) | 1996-11-11 | 1998-05-29 | Toshiba Corp | 半導体集積回路 |
| JPH10177563A (ja) * | 1996-12-17 | 1998-06-30 | Mitsubishi Electric Corp | フラッシュメモリ内蔵マイクロコンピュータ |
| JPH10214201A (ja) * | 1997-01-29 | 1998-08-11 | Mitsubishi Electric Corp | マイクロコンピュータ |
| JP3173407B2 (ja) * | 1997-02-05 | 2001-06-04 | 日本電気株式会社 | フラッシュeeprom内蔵マイクロコンピュータ |
| TW368626B (en) * | 1998-04-17 | 1999-09-01 | Winbond Electronics Corp | Microprocessor with self-programmed embedded flash memory and programming method |
-
1998
- 1998-12-14 JP JP10354198A patent/JP2000181898A/ja active Pending
-
1999
- 1999-12-14 US US09/460,623 patent/US6453397B1/en not_active Expired - Lifetime
- 1999-12-14 KR KR1019990057468A patent/KR100318150B1/ko not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020036717A (ko) * | 2000-11-10 | 2002-05-16 | 다카노 야스아키 | 마이크로컴퓨터 및 그 제어 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000181898A (ja) | 2000-06-30 |
| US6453397B1 (en) | 2002-09-17 |
| KR100318150B1 (ko) | 2001-12-24 |
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