JPS52149937A - Erroneous operation detection system of digital data distributor - Google Patents

Erroneous operation detection system of digital data distributor

Info

Publication number
JPS52149937A
JPS52149937A JP6657176A JP6657176A JPS52149937A JP S52149937 A JPS52149937 A JP S52149937A JP 6657176 A JP6657176 A JP 6657176A JP 6657176 A JP6657176 A JP 6657176A JP S52149937 A JPS52149937 A JP S52149937A
Authority
JP
Japan
Prior art keywords
data distributor
erroneous operation
detection system
digital data
operation detection
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
JP6657176A
Other languages
Japanese (ja)
Other versions
JPS5840762B2 (en
Inventor
Tomokatsu Sato
Masao Yamamori
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP51066571A priority Critical patent/JPS5840762B2/en
Publication of JPS52149937A publication Critical patent/JPS52149937A/en
Publication of JPS5840762B2 publication Critical patent/JPS5840762B2/en
Expired legal-status Critical Current

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  • Testing And Monitoring For Control Systems (AREA)

Abstract

PURPOSE:The digital input is written to the memory which is provided apart from the data distributor and further the output signal corresponding to the abovementioned input of the data distributor is written to the other memory, so that erroneous operation can be detected by comparing the both written signals.
JP51066571A 1976-06-09 1976-06-09 Malfunction detection method for digital data distribution equipment Expired JPS5840762B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51066571A JPS5840762B2 (en) 1976-06-09 1976-06-09 Malfunction detection method for digital data distribution equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51066571A JPS5840762B2 (en) 1976-06-09 1976-06-09 Malfunction detection method for digital data distribution equipment

Publications (2)

Publication Number Publication Date
JPS52149937A true JPS52149937A (en) 1977-12-13
JPS5840762B2 JPS5840762B2 (en) 1983-09-07

Family

ID=13319764

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51066571A Expired JPS5840762B2 (en) 1976-06-09 1976-06-09 Malfunction detection method for digital data distribution equipment

Country Status (1)

Country Link
JP (1) JPS5840762B2 (en)

Also Published As

Publication number Publication date
JPS5840762B2 (en) 1983-09-07

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