JPS5345129A - Memory unit - Google Patents

Memory unit

Info

Publication number
JPS5345129A
JPS5345129A JP12018876A JP12018876A JPS5345129A JP S5345129 A JPS5345129 A JP S5345129A JP 12018876 A JP12018876 A JP 12018876A JP 12018876 A JP12018876 A JP 12018876A JP S5345129 A JPS5345129 A JP S5345129A
Authority
JP
Japan
Prior art keywords
memory block
memory unit
memory
fault
block
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
JP12018876A
Other languages
Japanese (ja)
Inventor
Hidetsune Kurokawa
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 JP12018876A priority Critical patent/JPS5345129A/en
Publication of JPS5345129A publication Critical patent/JPS5345129A/en
Pending legal-status Critical Current

Links

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)

Abstract

PURPOSE: To secure a re-constitution even in case a fault takes place in the memory block of an optional number by installing a fault block memory circuit and a memory block selection signal converter circuit to the memory block. Thus, the reliability can be enhanced for the whole system.
COPYRIGHT: (C)1978,JPO&Japio
JP12018876A 1976-10-05 1976-10-05 Memory unit Pending JPS5345129A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12018876A JPS5345129A (en) 1976-10-05 1976-10-05 Memory unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12018876A JPS5345129A (en) 1976-10-05 1976-10-05 Memory unit

Publications (1)

Publication Number Publication Date
JPS5345129A true JPS5345129A (en) 1978-04-22

Family

ID=14780079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12018876A Pending JPS5345129A (en) 1976-10-05 1976-10-05 Memory unit

Country Status (1)

Country Link
JP (1) JPS5345129A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS552247A (en) * 1978-06-20 1980-01-09 Casio Computer Co Ltd Music scale controller for electronic instrument

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS552247A (en) * 1978-06-20 1980-01-09 Casio Computer Co Ltd Music scale controller for electronic instrument
JPS6138478B2 (en) * 1978-06-20 1986-08-29 Casio Computer Co Ltd

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