JPS6479841A - Abnormality monitoring device for microcomputer - Google Patents

Abnormality monitoring device for microcomputer

Info

Publication number
JPS6479841A
JPS6479841A JP62237719A JP23771987A JPS6479841A JP S6479841 A JPS6479841 A JP S6479841A JP 62237719 A JP62237719 A JP 62237719A JP 23771987 A JP23771987 A JP 23771987A JP S6479841 A JPS6479841 A JP S6479841A
Authority
JP
Japan
Prior art keywords
microcomputer
reset
duty ratio
internal register
frequency
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.)
Pending
Application number
JP62237719A
Other languages
English (en)
Inventor
Kenichi Ogawa
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.)
Aisin Corp
Original Assignee
Aisin Seiki Co Ltd
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 Aisin Seiki Co Ltd filed Critical Aisin Seiki Co Ltd
Priority to JP62237719A priority Critical patent/JPS6479841A/ja
Priority to US07/247,554 priority patent/US4962352A/en
Publication of JPS6479841A publication Critical patent/JPS6479841A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0763—Error or fault detection not based on redundancy by bit configuration check, e.g. of formats or tags
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1415—Saving, restoring, recovering or retrying at system level

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Debugging And Monitoring (AREA)
JP62237719A 1987-09-22 1987-09-22 Abnormality monitoring device for microcomputer Pending JPS6479841A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP62237719A JPS6479841A (en) 1987-09-22 1987-09-22 Abnormality monitoring device for microcomputer
US07/247,554 US4962352A (en) 1987-09-22 1988-09-22 Abnormal watching device and method for microcomputer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62237719A JPS6479841A (en) 1987-09-22 1987-09-22 Abnormality monitoring device for microcomputer

Publications (1)

Publication Number Publication Date
JPS6479841A true JPS6479841A (en) 1989-03-24

Family

ID=17019481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62237719A Pending JPS6479841A (en) 1987-09-22 1987-09-22 Abnormality monitoring device for microcomputer

Country Status (2)

Country Link
US (1) US4962352A (ja)
JP (1) JPS6479841A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01137853A (ja) * 1987-11-25 1989-05-30 Toshiba Corp 通信制御システム
JPH06332755A (ja) * 1993-05-19 1994-12-02 Mitsubishi Electric Corp ウォッチドッグタイマ回路
JP3633092B2 (ja) * 1996-03-18 2005-03-30 日産自動車株式会社 マイコン故障監視装置
US6985581B1 (en) * 1999-05-06 2006-01-10 Intel Corporation Method and apparatus to verify circuit operating conditions
DE102004019392A1 (de) * 2004-04-19 2005-12-08 Endress + Hauser Gmbh + Co. Kg Digitaler Messumformer mit Stromsignal

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58197556A (ja) * 1982-05-12 1983-11-17 Mitsubishi Electric Corp コンピユ−タ装置
JPS58201154A (ja) * 1982-05-19 1983-11-22 Nissan Motor Co Ltd アンチスキッド制御装置用マイクロコンピュータのモード監視制御装置
JPS62164102A (ja) * 1986-01-14 1987-07-20 Aisin Seiki Co Ltd 電子制御回路用安全装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228496A (en) * 1976-09-07 1980-10-14 Tandem Computers Incorporated Multiprocessor system
JPS57155601A (en) * 1981-03-20 1982-09-25 Nippon Denso Co Ltd Car safety device
US4803682A (en) * 1985-03-04 1989-02-07 Sanyo Electric Co., Ltd. Resetting system
US4698589A (en) * 1986-03-21 1987-10-06 Harris Corporation Test circuitry for testing fuse link programmable memory devices

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58197556A (ja) * 1982-05-12 1983-11-17 Mitsubishi Electric Corp コンピユ−タ装置
JPS58201154A (ja) * 1982-05-19 1983-11-22 Nissan Motor Co Ltd アンチスキッド制御装置用マイクロコンピュータのモード監視制御装置
JPS62164102A (ja) * 1986-01-14 1987-07-20 Aisin Seiki Co Ltd 電子制御回路用安全装置

Also Published As

Publication number Publication date
US4962352A (en) 1990-10-09

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