JPS5276852A - Error detection circuit - Google Patents

Error detection circuit

Info

Publication number
JPS5276852A
JPS5276852A JP50153826A JP15382675A JPS5276852A JP S5276852 A JPS5276852 A JP S5276852A JP 50153826 A JP50153826 A JP 50153826A JP 15382675 A JP15382675 A JP 15382675A JP S5276852 A JPS5276852 A JP S5276852A
Authority
JP
Japan
Prior art keywords
detection circuit
error detection
microprogram
certainly
steps
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
JP50153826A
Other languages
Japanese (ja)
Inventor
Kazufumi Yoshida
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 JP50153826A priority Critical patent/JPS5276852A/en
Publication of JPS5276852A publication Critical patent/JPS5276852A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve system reliability and to detect runaway of microprogram and loop phenomena certainly by estimating normal number of steps at each point of microprogram.
COPYRIGHT: (C)1977,JPO&Japio
JP50153826A 1975-12-22 1975-12-22 Error detection circuit Pending JPS5276852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50153826A JPS5276852A (en) 1975-12-22 1975-12-22 Error detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50153826A JPS5276852A (en) 1975-12-22 1975-12-22 Error detection circuit

Publications (1)

Publication Number Publication Date
JPS5276852A true JPS5276852A (en) 1977-06-28

Family

ID=15570924

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50153826A Pending JPS5276852A (en) 1975-12-22 1975-12-22 Error detection circuit

Country Status (1)

Country Link
JP (1) JPS5276852A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106655A (en) * 1976-03-05 1977-09-07 Nippon Telegr & Teleph Corp <Ntt> Micro-program abnormality detecting device
JP2005509936A (en) * 2001-11-16 2005-04-14 ギーゼッケ　ウント　デフリエント　ゲーエムベーハー Program execution controlled by portable data storage media

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106655A (en) * 1976-03-05 1977-09-07 Nippon Telegr & Teleph Corp <Ntt> Micro-program abnormality detecting device
JP2005509936A (en) * 2001-11-16 2005-04-14 ギーゼッケ　ウント　デフリエント　ゲーエムベーハー Program execution controlled by portable data storage media
JP4708703B2 (en) * 2001-11-16 2011-06-22 ギーゼッケ ウント デフリエント ゲーエムベーハー Program execution controlled by portable data storage media

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