DE3644248C2 - - Google Patents

Info

Publication number
DE3644248C2
DE3644248C2 DE19863644248 DE3644248A DE3644248C2 DE 3644248 C2 DE3644248 C2 DE 3644248C2 DE 19863644248 DE19863644248 DE 19863644248 DE 3644248 A DE3644248 A DE 3644248A DE 3644248 C2 DE3644248 C2 DE 3644248C2
Authority
DE
Germany
Prior art keywords
microprocessor
internal register
value
program
signal input
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
Application number
DE19863644248
Other languages
German (de)
English (en)
Other versions
DE3644248A1 (de
Inventor
Wendlin Dipl.-Ing. Mueller (Fh), 8900 Augsburg, De
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19863644248 priority Critical patent/DE3644248A1/de
Publication of DE3644248A1 publication Critical patent/DE3644248A1/de
Application granted granted Critical
Publication of DE3644248C2 publication Critical patent/DE3644248C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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 operations
    • G06F11/1402—Saving, restoring, recovering or retrying
    • G06F11/1415—Saving, restoring, recovering or retrying at system level
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
    • G06F11/2236—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test CPU or processors

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Microcomputers (AREA)
DE19863644248 1986-12-23 1986-12-23 Verfahren zur ueberwachung des programmlaufs eines mikroprozessors Granted DE3644248A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19863644248 DE3644248A1 (de) 1986-12-23 1986-12-23 Verfahren zur ueberwachung des programmlaufs eines mikroprozessors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863644248 DE3644248A1 (de) 1986-12-23 1986-12-23 Verfahren zur ueberwachung des programmlaufs eines mikroprozessors

Publications (2)

Publication Number Publication Date
DE3644248A1 DE3644248A1 (de) 1988-07-07
DE3644248C2 true DE3644248C2 (fr) 1988-12-08

Family

ID=6317097

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863644248 Granted DE3644248A1 (de) 1986-12-23 1986-12-23 Verfahren zur ueberwachung des programmlaufs eines mikroprozessors

Country Status (1)

Country Link
DE (1) DE3644248A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4111918C1 (en) * 1991-04-12 1992-10-01 Pierburg Gmbh Electronic controller for vehicle IC engine - uses interrupt routine in microprocessor to monitor faults in equipment and initiate emergency processes
DE19918620A1 (de) * 1999-04-23 2000-10-26 Giesecke & Devrient Gmbh Sicherung eines Rechnerkerns gegen äußere Manipulationen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD229888A1 (de) * 1984-12-19 1985-11-20 Smab Forsch Entw Rat Verfahren und schaltungsanordnung zur laufueberwachung eines mikrorechnerprogramms

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4111918C1 (en) * 1991-04-12 1992-10-01 Pierburg Gmbh Electronic controller for vehicle IC engine - uses interrupt routine in microprocessor to monitor faults in equipment and initiate emergency processes
DE19918620A1 (de) * 1999-04-23 2000-10-26 Giesecke & Devrient Gmbh Sicherung eines Rechnerkerns gegen äußere Manipulationen

Also Published As

Publication number Publication date
DE3644248A1 (de) 1988-07-07

Similar Documents

Publication Publication Date Title
EP0011685B1 (fr) Dispositif programmable de protection de mémoire pour des systèmes de microprocesseurs et circuit avec un tel dispositif
DE4331703C2 (de) Elektronische Einrichtung
DE4039355A1 (de) Vorrichtung zur pruefung einer watchdog-schaltung
DE4132139C2 (de) Mikrocomputer mit Überwachungszeitgeber
DE3514079A1 (de) Ausfallsicherungskreis fuer ein steuerungssystem
DE4406094C2 (de) Vorrichtung zum Betrieb einer Steuerungsanwendung
DE102007045509B4 (de) Fahrzeug-Steuereinheit mit einem Versorgungspannungsüberwachten Mikrocontroller sowie zugehöriges Verfahren
DE3644248C2 (fr)
DE3243760C2 (de) Einrichtung zur Funktionsüberwachung eines Prozessors
EP0547259B1 (fr) Circuit pour la sûreté de fonctionnement d'un appareil à commande par calculateur
EP2287742B1 (fr) Unité commandée par programme
EP0428934A2 (fr) Procédé d'exploitation d'un système de calculateur multicanal à l'abri de défaillances et dispositif pour la réalisation du procédé
DE1966991A1 (de) Ausfallgesicherte datenverarbeitungsanlage
DE10303654A1 (de) Integrierte Halbleiterschaltung mit eingebauter Selbsttestfunktion und zugehöriges System
DE102007004794B4 (de) Controllerbaustein mit einer Überwachung durch einen Watchdog
AT399237B (de) Vorrichtung zur überwachung eines prozessorsystems
DE19727480C1 (de) Computersystem mit Unterbrechungssteuerung
EP1894101A1 (fr) Procede et dispositif pour surveiller un acces non autorise a une memoire d'une unite de calcul, en particulier dans un vehicule automobile
DE102004048945B4 (de) Systemüberwachungseinheit
DE4100751A1 (de) Porterweiterungsanordnung
DE112018002612T5 (de) Fahrzeugsteuervorrichtung
DE102008042088B3 (de) Vorrichtung zum temporären Abschalten von Interrupts in einem Rechnersystem
DD290967A5 (de) Schaltungsanordnung zur ueberwachung der abarbeitung von unterprogrammen in rechnerarchitekturen
DE102017213687A1 (de) Elektronische steuereinheit
DD241801A1 (de) Anordnung zur programmueberwachung und ausfallverhinderung von mikrorechnern

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee