CA1017456A - Microprogrammable control memory diagnostic system - Google Patents

Microprogrammable control memory diagnostic system

Info

Publication number
CA1017456A
CA1017456A CA191,016A CA191016A CA1017456A CA 1017456 A CA1017456 A CA 1017456A CA 191016 A CA191016 A CA 191016A CA 1017456 A CA1017456 A CA 1017456A
Authority
CA
Canada
Prior art keywords
diagnostic system
control memory
memory diagnostic
microprogrammable control
microprogrammable
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
CA191,016A
Inventor
Frank M. Nelson
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA1017456A publication Critical patent/CA1017456A/en
Expired 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
    • G06F11/0766—Error or fault reporting or storing
    • G06F11/0772—Means for error signaling, e.g. using interrupts, exception flags, dedicated error registers
    • 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
    • G06F11/0706—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 the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/073—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 the processing taking place on a specific hardware platform or in a specific software environment in a memory management context, e.g. virtual memory or cache management
    • 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
    • G06F11/0706—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 the processing taking place on a specific hardware platform or in a specific software environment
    • G06F11/0748—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 the processing taking place on a specific hardware platform or in a specific software environment in a remote unit communicating with a single-box computer node experiencing an error/fault
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F11/26—Functional testing
    • G06F11/273—Tester hardware, i.e. output processing circuits
    • G06F11/277—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault-free response
CA191,016A 1973-01-22 1974-01-21 Microprogrammable control memory diagnostic system Expired CA1017456A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00325479A US3838260A (en) 1973-01-22 1973-01-22 Microprogrammable control memory diagnostic system

Publications (1)

Publication Number Publication Date
CA1017456A true CA1017456A (en) 1977-09-13

Family

ID=23268054

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,016A Expired CA1017456A (en) 1973-01-22 1974-01-21 Microprogrammable control memory diagnostic system

Country Status (10)

Country Link
US (1) US3838260A (en)
JP (1) JPS49106745A (en)
BE (1) BE810018A (en)
CA (1) CA1017456A (en)
DE (1) DE2401995A1 (en)
ES (1) ES422491A1 (en)
FR (1) FR2214924B1 (en)
GB (1) GB1459851A (en)
IT (1) IT1006996B (en)
NL (1) NL7400752A (en)

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US3890495A (en) * 1973-11-01 1975-06-17 Wiltron Co Telephone system testing apparatus and techniques utilizing central measuring equipment with a plurality of remote test stations
US3940744A (en) * 1973-12-17 1976-02-24 Xerox Corporation Self contained program loading apparatus
US3974480A (en) * 1974-05-08 1976-08-10 Francois Gernelle Data processing system, specially for real-time applications
US3928830A (en) * 1974-09-19 1975-12-23 Ibm Diagnostic system for field replaceable units
US3920975A (en) * 1974-11-14 1975-11-18 Rockwell International Corp Data communications network remote test and control system
US4048481A (en) * 1974-12-17 1977-09-13 Honeywell Information Systems Inc. Diagnostic testing apparatus and method
JPS5645174B2 (en) * 1975-01-31 1981-10-24
US4385384A (en) * 1977-06-06 1983-05-24 Racal Data Communications Inc. Modem diagnostic and control system
GB1605058A (en) * 1977-06-06 1981-12-16 Racal Milgo Inc Modem systems
US4333142A (en) * 1977-07-22 1982-06-01 Chesley Gilman D Self-configurable computer and memory system
US4191996A (en) * 1977-07-22 1980-03-04 Chesley Gilman D Self-configurable computer and memory system
USRE31582E (en) * 1979-03-23 1984-05-08 Nissan Motor Company, Limited Automatic control system for method and apparatus for checking devices of an automotive vehicle in use with a microcomputer
JPS55128641A (en) 1979-03-23 1980-10-04 Nissan Motor Co Ltd Controlling system for vehicle
EP0018736A1 (en) * 1979-05-01 1980-11-12 Motorola, Inc. Self-testing microcomputer and method of testing
US4312066A (en) * 1979-12-28 1982-01-19 International Business Machines Corporation Diagnostic/debug machine architecture
US4322846A (en) * 1980-04-15 1982-03-30 Honeywell Information Systems Inc. Self-evaluation system for determining the operational integrity of a data processing system
US4550278A (en) * 1982-07-21 1985-10-29 Mitsubishi Denki Kabushiki Kaisha Control device
US4870644A (en) * 1982-09-21 1989-09-26 Xerox Corporation Control crash diagnostic strategy and RAM display
US4841434A (en) * 1984-05-11 1989-06-20 Raytheon Company Control sequencer with dual microprogram counters for microdiagnostics
CA1226954A (en) * 1984-05-11 1987-09-15 Jan S. Herman Control sequencer with dual microprogram counters for microdiagnostics
US4695946A (en) * 1984-10-25 1987-09-22 Unisys Corporation Maintenance subsystem for computer network including power control and remote diagnostic center
US4701845A (en) * 1984-10-25 1987-10-20 Unisys Corporation User interface processor for computer network with maintenance and programmable interrupt capability
US4661953A (en) * 1985-10-22 1987-04-28 Amdahl Corporation Error tracking apparatus in a data processing system
US5065311A (en) * 1987-04-20 1991-11-12 Hitachi, Ltd. Distributed data base system of composite subsystem type, and method fault recovery for the system
US4996688A (en) * 1988-09-19 1991-02-26 Unisys Corporation Fault capture/fault injection system
US5038319A (en) * 1989-04-24 1991-08-06 Xerox Corporation System for recording and remotely accessing operating data in a reproduction machine
JPH07113898B2 (en) * 1989-05-09 1995-12-06 株式会社日立製作所 Failure detection method
US5155844A (en) * 1990-02-14 1992-10-13 International Business Machines Corporation Background memory test during system start up
US5214778A (en) * 1990-04-06 1993-05-25 Micro Technology, Inc. Resource management in a multiple resource system
US5200958A (en) * 1990-09-28 1993-04-06 Xerox Corporation Method and apparatus for recording and diagnosing faults in an electronic reprographic printing system
US5175735A (en) * 1990-09-28 1992-12-29 Xerox Corporation Method and apparatus for handling object faults in an electronic reprographic printing system
US5175679A (en) * 1990-09-28 1992-12-29 Xerox Corporation Control for electronic image processing systems
US5170340A (en) * 1990-09-28 1992-12-08 Xerox Corporation System state controller for electronic image processing systems
GB2252475A (en) * 1990-11-21 1992-08-05 Motorola Inc Recording error events particularly in radiotelephones
US5305197A (en) * 1992-10-30 1994-04-19 Ie&E Industries, Inc. Coupon dispensing machine with feedback
US5964863A (en) * 1996-04-15 1999-10-12 Motorola, Inc. Method and apparatus for providing pipe fullness information external to a data processing system
US5941612A (en) * 1996-05-17 1999-08-24 Kelsey-Hayes Company Method and apparatus for testing an ABS electronic control unit microprocessor
US6591375B1 (en) * 2000-06-30 2003-07-08 Harris Corporation RF transmitter fault and data monitoring, recording and accessing system
US7251757B2 (en) * 2003-12-02 2007-07-31 International Business Machines Corporation Memory testing
JP2006065440A (en) * 2004-08-25 2006-03-09 Evolium Sas Process management system
US20060070077A1 (en) * 2004-09-30 2006-03-30 Microsoft Corporation Providing custom product support for a software program
US7818625B2 (en) * 2005-08-17 2010-10-19 Microsoft Corporation Techniques for performing memory diagnostics
US7809985B2 (en) * 2007-09-28 2010-10-05 Microsoft Corporation Offline hardware diagnostic environment

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Publication number Priority date Publication date Assignee Title
US3259881A (en) * 1959-12-31 1966-07-05 Ibm Computer including error or abnormal condition controlled immediate program interruption
FR1338303A (en) * 1959-12-31 1963-09-27 Ibm Saved program calculators
US3286239A (en) * 1962-11-30 1966-11-15 Burroughs Corp Automatic interrupt system for a data processor
US3343141A (en) * 1964-12-23 1967-09-19 Ibm Bypassing of processor sequence controls for diagnostic tests
US3405258A (en) * 1965-04-07 1968-10-08 Ibm Reliability test for computer check circuits
GB1131085A (en) * 1966-03-25 1968-10-23 Secr Defence Improvements in or relating to the testing and repair of electronic digital computers
US3555517A (en) * 1968-10-30 1971-01-12 Ibm Early error detection system for data processing machine
US3575589A (en) * 1968-11-20 1971-04-20 Honeywell Inc Error recovery apparatus and method
GB1238162A (en) * 1969-03-26 1971-07-07
US3688263A (en) * 1971-04-19 1972-08-29 Burroughs Corp Method and apparatus for diagnosing operation of a digital processor

Also Published As

Publication number Publication date
JPS49106745A (en) 1974-10-09
NL7400752A (en) 1974-07-24
AU6475774A (en) 1975-07-24
IT1006996B (en) 1976-10-20
ES422491A1 (en) 1976-12-16
DE2401995A1 (en) 1974-07-25
US3838260A (en) 1974-09-24
BE810018A (en) 1974-05-16
FR2214924A1 (en) 1974-08-19
GB1459851A (en) 1976-12-31
FR2214924B1 (en) 1977-08-26

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