DE3322242A1 - Einrichtung zur funktionsueberwachung elektronischer geraete, insbesondere mikroprozessoren - Google Patents

Einrichtung zur funktionsueberwachung elektronischer geraete, insbesondere mikroprozessoren

Info

Publication number
DE3322242A1
DE3322242A1 DE19833322242 DE3322242A DE3322242A1 DE 3322242 A1 DE3322242 A1 DE 3322242A1 DE 19833322242 DE19833322242 DE 19833322242 DE 3322242 A DE3322242 A DE 3322242A DE 3322242 A1 DE3322242 A1 DE 3322242A1
Authority
DE
Germany
Prior art keywords
stage
control pulses
capacitor
output
reset signal
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
Application number
DE19833322242
Other languages
German (de)
English (en)
Other versions
DE3322242C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Wolfgang Dipl.-Ing. 7141 Möglingen Kosak
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DE19833322242 priority Critical patent/DE3322242A1/de
Priority to JP58132968A priority patent/JPH0644243B2/ja
Publication of DE3322242A1 publication Critical patent/DE3322242A1/de
Priority to US06/839,816 priority patent/US4629907A/en
Application granted granted Critical
Publication of DE3322242C2 publication Critical patent/DE3322242C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
    • F02D31/001—Electric control of rotation speed
    • F02D31/002—Electric control of rotation speed controlling air supply
    • F02D31/003—Electric control of rotation speed controlling air supply for idle speed control
    • F02D31/005—Electric control of rotation speed controlling air supply for idle speed control by controlling a throttle by-pass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
    • F02D31/001—Electric control of rotation speed
    • F02D31/002—Electric control of rotation speed controlling air supply
    • F02D31/003—Electric control of rotation speed controlling air supply for idle speed control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • F02D2011/101—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the means for actuating the throttles
    • F02D2011/102—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type characterised by the means for actuating the throttles at least one throttle being moved only by an electric actuator

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Debugging And Monitoring (AREA)
  • Safety Devices In Control Systems (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE19833322242 1982-07-23 1983-06-21 Einrichtung zur funktionsueberwachung elektronischer geraete, insbesondere mikroprozessoren Granted DE3322242A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19833322242 DE3322242A1 (de) 1982-07-23 1983-06-21 Einrichtung zur funktionsueberwachung elektronischer geraete, insbesondere mikroprozessoren
JP58132968A JPH0644243B2 (ja) 1982-07-23 1983-07-22 電気装置の機能監視方法
US06/839,816 US4629907A (en) 1982-07-23 1986-03-12 Device for monitoring the function of electronic equipment, in particular microprocessors

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3227546 1982-07-23
DE19833322242 DE3322242A1 (de) 1982-07-23 1983-06-21 Einrichtung zur funktionsueberwachung elektronischer geraete, insbesondere mikroprozessoren

Publications (2)

Publication Number Publication Date
DE3322242A1 true DE3322242A1 (de) 1984-01-26
DE3322242C2 DE3322242C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-12

Family

ID=25803248

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833322242 Granted DE3322242A1 (de) 1982-07-23 1983-06-21 Einrichtung zur funktionsueberwachung elektronischer geraete, insbesondere mikroprozessoren

Country Status (3)

Country Link
US (1) US4629907A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0644243B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3322242A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3332383A1 (de) * 1983-09-08 1985-03-28 Vdo Adolf Schindling Ag, 6000 Frankfurt Schaltungsanordnung zur ueberwachung eines programmlaufs eines mikroprozessors
DE3506566A1 (de) * 1984-02-24 1985-09-19 Honda Giken Kogyo K.K., Tokio/Tokyo Vorrichtung zur erfassung und anzeige einer abnormitaet in einem fuer brennkraftmaschinen vorgesehenen, elektronischen steuersystem
DE3820534A1 (de) * 1987-06-19 1989-01-05 Diesel Kiki Co Einrichtung zur fehlererkennung bei einem regler
US5590235A (en) * 1993-12-03 1996-12-31 Papst-Motoren Gmbh & Co. Kg DC motor control with periodic reset
DE102004018582A1 (de) * 2004-04-16 2005-11-10 Satronic Ag Computersystem mit einer angeschlossenen Watchdog-Vorrichtung
US7928742B2 (en) 2004-04-19 2011-04-19 Endress + Hauser Gmbh + Co. Kg Digital measurement transmitter with current signal
DE102020108341A1 (de) 2020-03-26 2021-09-30 Varroc Lighting Systems, s.r.o. Überwachungsschaltung und Verfahren zur Funktionsüberwachung

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62106524A (ja) * 1985-11-01 1987-05-18 Clarion Co Ltd 車載用の機器のマイクロコンピユ−タリセツト回路
DE3603082A1 (de) * 1986-02-01 1987-08-06 Bosch Gmbh Robert Vorrichtung zum ruecksetzen von recheneinrichtungen
DE3720255A1 (de) * 1987-06-19 1988-12-29 Bosch Gmbh Robert System zur einstellung des drosselklappenwinkels
US4860289A (en) * 1987-10-19 1989-08-22 John Fluke Mfg. Co., Inc. Reset circuit for electrically isolated circuits communicating via uart
JPH01137853A (ja) * 1987-11-25 1989-05-30 Toshiba Corp 通信制御システム
US5375247A (en) * 1988-07-28 1994-12-20 Robert Bosch Gmbh Apparatus for controlled switching of a microcomputer to standby mode
JPH03233160A (ja) * 1990-02-08 1991-10-17 Mitsubishi Electric Corp エンジンの制御装置
JP3564148B2 (ja) * 1992-05-08 2004-09-08 株式会社ボッシュオートモーティブシステム 内燃機関の燃料噴射制御システム
US5455517A (en) * 1992-06-09 1995-10-03 International Business Machines Corporation Data output impedance control
DE19731086C2 (de) * 1997-07-19 2001-09-13 Satronic Ag Dielsdorf Elektronische Sicherheitsschaltung
DE19801187B4 (de) * 1998-01-15 2007-07-12 Robert Bosch Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3035896A1 (de) * 1980-09-24 1982-05-06 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur erzeugung von impulen bei stoerung der stromversorgung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3315246A (en) * 1964-01-20 1967-04-18 Gen Signal Corp Signal absence detection circuit
JPS5339837A (en) * 1976-09-24 1978-04-12 Toshiba Corp Initial start control circuit for micro processor
US4245315A (en) * 1978-02-27 1981-01-13 The Bendix Corporation Ignition limp home circuit for electronic engine control systems
JPS5557956A (en) * 1978-10-25 1980-04-30 Nissan Motor Co Ltd Malfunction prevention unit of microcomputer
JPS5652452A (en) * 1979-10-04 1981-05-11 Toshiba Corp Supervisory circuit of storage program type computer
JPS56135250A (en) * 1980-03-24 1981-10-22 Nissan Motor Co Ltd Output device of microcomputer
US4414623A (en) * 1980-10-01 1983-11-08 Motorola, Inc. Dual deadman timer circuit
JPS57155601A (en) * 1981-03-20 1982-09-25 Nippon Denso Co Ltd Car safety device
US4429366A (en) * 1981-04-09 1984-01-31 Westinghouse Electric Corp. Microprocessor-based load management terminal with reset
US4434403A (en) * 1981-08-24 1984-02-28 Burroughs Corporation Universal reset circuit for digital circuitry

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3035896A1 (de) * 1980-09-24 1982-05-06 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur erzeugung von impulen bei stoerung der stromversorgung

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3332383A1 (de) * 1983-09-08 1985-03-28 Vdo Adolf Schindling Ag, 6000 Frankfurt Schaltungsanordnung zur ueberwachung eines programmlaufs eines mikroprozessors
DE3506566A1 (de) * 1984-02-24 1985-09-19 Honda Giken Kogyo K.K., Tokio/Tokyo Vorrichtung zur erfassung und anzeige einer abnormitaet in einem fuer brennkraftmaschinen vorgesehenen, elektronischen steuersystem
DE3820534A1 (de) * 1987-06-19 1989-01-05 Diesel Kiki Co Einrichtung zur fehlererkennung bei einem regler
US5590235A (en) * 1993-12-03 1996-12-31 Papst-Motoren Gmbh & Co. Kg DC motor control with periodic reset
DE102004018582A1 (de) * 2004-04-16 2005-11-10 Satronic Ag Computersystem mit einer angeschlossenen Watchdog-Vorrichtung
DE102004018582B4 (de) * 2004-04-16 2006-02-23 Satronic Ag Computersystem mit einer angeschlossenen Watchdog-Vorrichtung
DE102004018582B8 (de) * 2004-04-16 2006-06-08 Honeywell Technologies Sarl Computersystem mit einer angeschlossenen Watchdog-Vorrichtung
US7928742B2 (en) 2004-04-19 2011-04-19 Endress + Hauser Gmbh + Co. Kg Digital measurement transmitter with current signal
DE102020108341A1 (de) 2020-03-26 2021-09-30 Varroc Lighting Systems, s.r.o. Überwachungsschaltung und Verfahren zur Funktionsüberwachung
US11656276B2 (en) 2020-03-26 2023-05-23 Varroc Lighting Systems, s.r.o. Monitoring circuit and method for function monitoring

Also Published As

Publication number Publication date
US4629907A (en) 1986-12-16
DE3322242C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-12
JPS5935255A (ja) 1984-02-25
JPH0644243B2 (ja) 1994-06-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee