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JPS5374329A - Change-over system in trouble of electronic computer system - Google Patents

Change-over system in trouble of electronic computer system

Info

Publication number
JPS5374329A
JPS5374329A JP15052476A JP15052476A JPS5374329A JP S5374329 A JPS5374329 A JP S5374329A JP 15052476 A JP15052476 A JP 15052476A JP 15052476 A JP15052476 A JP 15052476A JP S5374329 A JPS5374329 A JP S5374329A
Authority
JP
Japan
Prior art keywords
change
trouble
electronic computer
computer system
over
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
JP15052476A
Other languages
Japanese (ja)
Inventor
Katsumi Uchida
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15052476A priority Critical patent/JPS5374329A/en
Publication of JPS5374329A publication Critical patent/JPS5374329A/en
Pending legal-status Critical Current

Links

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  • Hardware Redundancy (AREA)

Abstract

PURPOSE: To make the online diagnosis of a troubled device possible by providing two address setting circuit and address change-over circuit to an in-use inputoutput control unit and by automatically disconnecting the unit from the operation running system immediately after a trouble occurs.
COPYRIGHT: (C)1978,JPO&Japio
JP15052476A 1976-12-14 1976-12-14 Change-over system in trouble of electronic computer system Pending JPS5374329A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15052476A JPS5374329A (en) 1976-12-14 1976-12-14 Change-over system in trouble of electronic computer system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15052476A JPS5374329A (en) 1976-12-14 1976-12-14 Change-over system in trouble of electronic computer system

Publications (1)

Publication Number Publication Date
JPS5374329A true JPS5374329A (en) 1978-07-01

Family

ID=15498738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15052476A Pending JPS5374329A (en) 1976-12-14 1976-12-14 Change-over system in trouble of electronic computer system

Country Status (1)

Country Link
JP (1) JPS5374329A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60246455A (en) * 1984-05-22 1985-12-06 Fuji Electric Co Ltd Interface backup system
JPH01237844A (en) * 1988-03-18 1989-09-22 Fujitsu Ltd Diagnostic methods for data processing systems
JP2008310489A (en) * 2007-06-13 2008-12-25 Hitachi Ltd I / O device switching method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60246455A (en) * 1984-05-22 1985-12-06 Fuji Electric Co Ltd Interface backup system
JPH01237844A (en) * 1988-03-18 1989-09-22 Fujitsu Ltd Diagnostic methods for data processing systems
JP2008310489A (en) * 2007-06-13 2008-12-25 Hitachi Ltd I / O device switching method
US8156367B2 (en) 2007-06-13 2012-04-10 Hitachi, Ltd. I/O device switching method

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