JPS51131226A - Memory unit - Google Patents

Memory unit

Info

Publication number
JPS51131226A
JPS51131226A JP50056615A JP5661575A JPS51131226A JP S51131226 A JPS51131226 A JP S51131226A JP 50056615 A JP50056615 A JP 50056615A JP 5661575 A JP5661575 A JP 5661575A JP S51131226 A JPS51131226 A JP S51131226A
Authority
JP
Japan
Prior art keywords
memory unit
rom
semiconductor memory
easily debug
remove inconvenience
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
JP50056615A
Other languages
Japanese (ja)
Inventor
Kenji Suzuki
Masaharu Mizuta
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50056615A priority Critical patent/JPS51131226A/en
Publication of JPS51131226A publication Critical patent/JPS51131226A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To remove inconvenience of P-ROM and easily debug when semiconductor memory is used.
COPYRIGHT: (C)1976,JPO&Japio
JP50056615A 1975-05-10 1975-05-10 Memory unit Pending JPS51131226A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50056615A JPS51131226A (en) 1975-05-10 1975-05-10 Memory unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50056615A JPS51131226A (en) 1975-05-10 1975-05-10 Memory unit

Publications (1)

Publication Number Publication Date
JPS51131226A true JPS51131226A (en) 1976-11-15

Family

ID=13032156

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50056615A Pending JPS51131226A (en) 1975-05-10 1975-05-10 Memory unit

Country Status (1)

Country Link
JP (1) JPS51131226A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60186948A (en) * 1984-03-06 1985-09-24 Amada Co Ltd Memory map structure containing external switch means
JPS60233751A (en) * 1984-05-04 1985-11-20 Omron Tateisi Electronics Co Address decoding circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60186948A (en) * 1984-03-06 1985-09-24 Amada Co Ltd Memory map structure containing external switch means
JPS60233751A (en) * 1984-05-04 1985-11-20 Omron Tateisi Electronics Co Address decoding circuit

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