JPS5677999A - Ecc circuit diagnosing system for memory device - Google Patents

Ecc circuit diagnosing system for memory device

Info

Publication number
JPS5677999A
JPS5677999A JP15439779A JP15439779A JPS5677999A JP S5677999 A JPS5677999 A JP S5677999A JP 15439779 A JP15439779 A JP 15439779A JP 15439779 A JP15439779 A JP 15439779A JP S5677999 A JPS5677999 A JP S5677999A
Authority
JP
Japan
Prior art keywords
register
ecc circuit
diagnosis
data
correcting code
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
JP15439779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6142304B2 (enExample
Inventor
Shiro Hoshi
Shigeru Kaneko
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 JP15439779A priority Critical patent/JPS5677999A/ja
Publication of JPS5677999A publication Critical patent/JPS5677999A/ja
Publication of JPS6142304B2 publication Critical patent/JPS6142304B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
JP15439779A 1979-11-30 1979-11-30 Ecc circuit diagnosing system for memory device Granted JPS5677999A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15439779A JPS5677999A (en) 1979-11-30 1979-11-30 Ecc circuit diagnosing system for memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15439779A JPS5677999A (en) 1979-11-30 1979-11-30 Ecc circuit diagnosing system for memory device

Publications (2)

Publication Number Publication Date
JPS5677999A true JPS5677999A (en) 1981-06-26
JPS6142304B2 JPS6142304B2 (enExample) 1986-09-20

Family

ID=15583243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15439779A Granted JPS5677999A (en) 1979-11-30 1979-11-30 Ecc circuit diagnosing system for memory device

Country Status (1)

Country Link
JP (1) JPS5677999A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6070600A (ja) * 1983-09-28 1985-04-22 Nippon Signal Co Ltd:The マイクロコンピユ−タシステム
JPH0414149A (ja) * 1990-05-08 1992-01-20 Yamatake Honeywell Co Ltd パリティチェック回路のテスト装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6070600A (ja) * 1983-09-28 1985-04-22 Nippon Signal Co Ltd:The マイクロコンピユ−タシステム
JPH0414149A (ja) * 1990-05-08 1992-01-20 Yamatake Honeywell Co Ltd パリティチェック回路のテスト装置

Also Published As

Publication number Publication date
JPS6142304B2 (enExample) 1986-09-20

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