DE69028483D1 - Mikrokontroller mit Reparatur von Fehlern des nichtflüchtigen Speichers - Google Patents

Mikrokontroller mit Reparatur von Fehlern des nichtflüchtigen Speichers

Info

Publication number
DE69028483D1
DE69028483D1 DE69028483T DE69028483T DE69028483D1 DE 69028483 D1 DE69028483 D1 DE 69028483D1 DE 69028483 T DE69028483 T DE 69028483T DE 69028483 T DE69028483 T DE 69028483T DE 69028483 D1 DE69028483 D1 DE 69028483D1
Authority
DE
Germany
Prior art keywords
microcontroller
repair
volatile memory
memory errors
errors
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 - Fee Related
Application number
DE69028483T
Other languages
English (en)
Other versions
DE69028483T2 (de
Inventor
Kouji Sekiguchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69028483D1 publication Critical patent/DE69028483D1/de
Application granted granted Critical
Publication of DE69028483T2 publication Critical patent/DE69028483T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
    • G06F9/328—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for runtime instruction patching
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/60—Software deployment
    • G06F8/65—Updates
    • G06F8/66—Updates of program code stored in read-only memory [ROM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
DE69028483T 1989-10-30 1990-10-30 Mikrokontroller mit Reparatur von Fehlern des nichtflüchtigen Speichers Expired - Fee Related DE69028483T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1282164A JPH03142629A (ja) 1989-10-30 1989-10-30 マイクロコントローラ

Publications (2)

Publication Number Publication Date
DE69028483D1 true DE69028483D1 (de) 1996-10-17
DE69028483T2 DE69028483T2 (de) 1997-02-13

Family

ID=17648935

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69028483T Expired - Fee Related DE69028483T2 (de) 1989-10-30 1990-10-30 Mikrokontroller mit Reparatur von Fehlern des nichtflüchtigen Speichers

Country Status (5)

Country Link
US (1) US5426746A (de)
EP (1) EP0428005B1 (de)
JP (1) JPH03142629A (de)
KR (1) KR930005765B1 (de)
DE (1) DE69028483T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04346127A (ja) 1991-05-23 1992-12-02 Sony Corp 電子装置
US5623665A (en) * 1992-01-13 1997-04-22 Sony Corporation Electronic apparatus for patching a read-only memory
JP3230262B2 (ja) * 1992-01-24 2001-11-19 ソニー株式会社 電子装置及びその固定情報修正方法
JPH06318261A (ja) * 1992-09-18 1994-11-15 Sony Corp 電子装置
JP3284614B2 (ja) * 1992-09-19 2002-05-20 ソニー株式会社 電子装置
JP3810805B2 (ja) * 1992-09-19 2006-08-16 ソニー株式会社 情報修正システム
JPH0764784A (ja) * 1993-08-31 1995-03-10 Nec Corp マイクロコンピュータ
EP0649091A1 (de) * 1993-10-13 1995-04-19 International Business Machines Corporation Korrektur und Veränderung von Einchip-Mikroprozessoroperationen
GB2292470A (en) * 1994-08-19 1996-02-21 Advanced Risc Mach Ltd Rom patching
US5790843A (en) * 1996-09-19 1998-08-04 International Business Machines Corporation System for modifying microprocessor operations independently of the execution unit upon detection of preselected opcodes
US5890199A (en) * 1996-10-21 1999-03-30 Ramtron International Corporation Data processor incorporating a ferroelectric memory array selectably configurable as read/write and read only memory
KR100652002B1 (ko) * 1999-11-09 2006-11-30 엘지전자 주식회사 롬 정정 장치 및 방법
JP2002269065A (ja) * 2001-03-08 2002-09-20 Mitsubishi Electric Corp プログラム可能な不揮発性メモリを内蔵したマイクロコンピュータ
JP2002342104A (ja) * 2001-05-18 2002-11-29 Hitachi Ltd 制御装置及びそれを用いた光ディスク装置
KR100410557B1 (ko) * 2001-11-19 2003-12-18 주식회사 하이닉스반도체 프로그램 수정 가능한 마이크로컨트롤러 및 구동방법
US7278080B2 (en) * 2003-03-20 2007-10-02 Arm Limited Error detection and recovery within processing stages of an integrated circuit
WO2004084233A1 (en) * 2003-03-20 2004-09-30 Arm Limited Momory system having fast and slow data reading mechanisms
US8650470B2 (en) 2003-03-20 2014-02-11 Arm Limited Error recovery within integrated circuit
RU2005129270A (ru) * 2003-03-20 2006-05-27 Арм Лимитед (Gb) Однаружение и устранение систематических и случайных ошибок в процессорных каскадах интегральной схемы
US7260001B2 (en) * 2003-03-20 2007-08-21 Arm Limited Memory system having fast and slow data reading mechanisms
US8185812B2 (en) * 2003-03-20 2012-05-22 Arm Limited Single event upset error detection within an integrated circuit
US7464248B2 (en) 2005-04-25 2008-12-09 Mediatek Incorporation Microprocessor systems and bus address translation methods
US8171386B2 (en) * 2008-03-27 2012-05-01 Arm Limited Single event upset error detection within sequential storage circuitry of an integrated circuit
US8161367B2 (en) * 2008-10-07 2012-04-17 Arm Limited Correction of single event upset error within sequential storage circuitry of an integrated circuit
US8493120B2 (en) 2011-03-10 2013-07-23 Arm Limited Storage circuitry and method with increased resilience to single event upsets
US8516225B2 (en) * 2011-03-25 2013-08-20 Koichi Kitagishi Central processing unit and microcontroller

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2621399A1 (de) * 1975-05-29 1976-12-09 Int Standard Electric Corp Speichereinrichtung
US4315321A (en) * 1978-06-16 1982-02-09 The Kardios Systems Corporation Method and apparatus for enhancing the capabilities of a computing system
US4465901A (en) * 1979-06-04 1984-08-14 Best Robert M Crypto microprocessor that executes enciphered programs
US4433413A (en) * 1981-10-22 1984-02-21 Siemens Corporation Built-in apparatus and method for testing a microprocessor system
JPS62248035A (ja) * 1986-04-21 1987-10-29 Nec Corp プログラム修正方式
JPS6470831A (en) * 1987-09-11 1989-03-16 Nippon Telegraph & Telephone Microprogram control system
JPH01232447A (ja) * 1988-03-11 1989-09-18 Mitsubishi Electric Corp シングル・チップ・マイクロコンピュータ
US5357627A (en) * 1989-03-28 1994-10-18 Olympus Optical Co., Ltd. Microcomputer having a program correction function

Also Published As

Publication number Publication date
EP0428005A2 (de) 1991-05-22
US5426746A (en) 1995-06-20
KR930005765B1 (ko) 1993-06-24
EP0428005A3 (en) 1992-06-03
EP0428005B1 (de) 1996-09-11
JPH03142629A (ja) 1991-06-18
KR910008581A (ko) 1991-05-31
DE69028483T2 (de) 1997-02-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee