JPS63195439U - - Google Patents

Info

Publication number
JPS63195439U
JPS63195439U JP8474387U JP8474387U JPS63195439U JP S63195439 U JPS63195439 U JP S63195439U JP 8474387 U JP8474387 U JP 8474387U JP 8474387 U JP8474387 U JP 8474387U JP S63195439 U JPS63195439 U JP S63195439U
Authority
JP
Japan
Prior art keywords
ram
check
check number
rom
restored
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
JP8474387U
Other languages
English (en)
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 filed Critical
Priority to JP8474387U priority Critical patent/JPS63195439U/ja
Publication of JPS63195439U publication Critical patent/JPS63195439U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Static Random-Access Memory (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示すブロツク図、
第２図はフローチヤートである。 ２…ＲＯＭ、３…ＲＡＭ。

Claims (1)

    【実用新案登録請求の範囲】
  1. ＲＯＭに予め記憶させている特定のチエツク番
    号をＲＡＭに書込み保存させて、電源復帰又はリ
    セツト時にＲＡＭのチエツク番号を確認してＲＡ
    Ｍのデータ保存度を検出すべく構成したことを特
    徴とするメモリバツクアツプ回路。
JP8474387U 1987-05-29 1987-05-29 Pending JPS63195439U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8474387U JPS63195439U (ja) 1987-05-29 1987-05-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8474387U JPS63195439U (ja) 1987-05-29 1987-05-29

Publications (1)

Publication Number Publication Date
JPS63195439U true JPS63195439U (ja) 1988-12-15

Family

ID=30939517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8474387U Pending JPS63195439U (ja) 1987-05-29 1987-05-29

Country Status (1)

Country Link
JP (1) JPS63195439U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979498A (ja) * 1982-10-28 1984-05-08 Toyosetsuto Kk Ｒａｍの記憶デ−タの良否を判断するプログラムによる検査方式
JPS5981963A (ja) * 1982-10-31 1984-05-11 Ricoh Co Ltd システム制御用ｒａｍのチエツク方式
JPS6289153A (ja) * 1985-10-15 1987-04-23 Hochiki Corp 記憶装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979498A (ja) * 1982-10-28 1984-05-08 Toyosetsuto Kk Ｒａｍの記憶デ−タの良否を判断するプログラムによる検査方式
JPS5981963A (ja) * 1982-10-31 1984-05-11 Ricoh Co Ltd システム制御用ｒａｍのチエツク方式
JPS6289153A (ja) * 1985-10-15 1987-04-23 Hochiki Corp 記憶装置

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