DE602004030295D1 - Methode und Apparat zum Auswählen eines Schaltkreis Betriebsmodus - Google Patents

Methode und Apparat zum Auswählen eines Schaltkreis Betriebsmodus

Info

Publication number
DE602004030295D1
DE602004030295D1 DE602004030295T DE602004030295T DE602004030295D1 DE 602004030295 D1 DE602004030295 D1 DE 602004030295D1 DE 602004030295 T DE602004030295 T DE 602004030295T DE 602004030295 T DE602004030295 T DE 602004030295T DE 602004030295 D1 DE602004030295 D1 DE 602004030295D1
Authority
DE
Germany
Prior art keywords
selecting
operating mode
circuit operating
circuit
mode
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.)
Expired - Lifetime
Application number
DE602004030295T
Other languages
English (en)
Inventor
Claude Zahra
Yannick Teglia
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by STMicroelectronics SA filed Critical STMicroelectronics SA
Publication of DE602004030295D1 publication Critical patent/DE602004030295D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/74—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information operating in dual or compartmented mode, i.e. at least one secure mode
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/31719—Security aspects, e.g. preventing unauthorised access during test

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Read Only Memory (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Storage Device Security (AREA)
DE602004030295T 2003-02-24 2004-02-23 Methode und Apparat zum Auswählen eines Schaltkreis Betriebsmodus Expired - Lifetime DE602004030295D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0302230A FR2851668A1 (fr) 2003-02-24 2003-02-24 Procede et dispositif de selection de mode de fonctionnement d'un circuit integre

Publications (1)

Publication Number Publication Date
DE602004030295D1 true DE602004030295D1 (de) 2011-01-13

Family

ID=32799531

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004030295T Expired - Lifetime DE602004030295D1 (de) 2003-02-24 2004-02-23 Methode und Apparat zum Auswählen eines Schaltkreis Betriebsmodus

Country Status (5)

Country Link
US (1) US7194570B2 (de)
EP (1) EP1455259B1 (de)
JP (1) JP2004259272A (de)
DE (1) DE602004030295D1 (de)
FR (1) FR2851668A1 (de)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8511995D0 (en) * 1985-05-11 1985-06-19 Ross S R Software protection
JPH0827730B2 (ja) * 1986-11-07 1996-03-21 沖電気工業株式会社 シングルチップマイクロコンピュータ及びそのテスト方法
US5602789A (en) * 1991-03-12 1997-02-11 Kabushiki Kaisha Toshiba Electrically erasable and programmable non-volatile and multi-level memory systemn with write-verify controller
EP0510634B1 (de) * 1991-04-25 1999-07-07 Nippon Steel Corporation Datenbankauffindungssystem
JPH06236447A (ja) 1993-02-09 1994-08-23 Mitsubishi Electric Corp Ｉｃカード用マイクロコンピュータ
KR0140176B1 (ko) * 1994-11-30 1998-07-15 김광호 반도체 메모리장치의 동작모드 제어장치 및 방법
JP3461234B2 (ja) * 1996-01-22 2003-10-27 株式会社東芝 データ保護回路
JP3351953B2 (ja) * 1996-03-19 2002-12-03 富士通株式会社 モードレジスタ制御回路およびこれを有する半導体装置
JPH10302482A (ja) * 1997-02-27 1998-11-13 Sanyo Electric Co Ltd 半導体メモリ
US6762951B2 (en) * 2001-11-13 2004-07-13 Hitachi, Ltd. Semiconductor integrated circuit device
DE60110944T2 (de) * 2000-01-07 2006-04-27 Sharp K.K. Magnetoresistive Anordnung und diese verwendendes magnetisches Speicherelement
DE10106340A1 (de) * 2001-02-09 2002-08-29 Europ Lab Molekularbiolog Schaltung zur Verarbeitung von Daten
US6989861B2 (en) * 2001-09-14 2006-01-24 Hewlett-Packard Development Company, L.P. User selection of power-on configuration

Also Published As

Publication number Publication date
EP1455259B1 (de) 2010-12-01
EP1455259A3 (de) 2004-09-29
FR2851668A1 (fr) 2004-08-27
JP2004259272A (ja) 2004-09-16
US7194570B2 (en) 2007-03-20
US20040165458A1 (en) 2004-08-26
EP1455259A2 (de) 2004-09-08

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