JPS6124900U - selection circuit - Google Patents

selection circuit

Info

Publication number
JPS6124900U
JPS6124900U JP10532284U JP10532284U JPS6124900U JP S6124900 U JPS6124900 U JP S6124900U JP 10532284 U JP10532284 U JP 10532284U JP 10532284 U JP10532284 U JP 10532284U JP S6124900 U JPS6124900 U JP S6124900U
Authority
JP
Japan
Prior art keywords
selection circuit
register
chip
selection signal
selection
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
JP10532284U
Other languages
Japanese (ja)
Inventor
知行 岩見
Original Assignee
インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション
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 インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション filed Critical インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション
Priority to JP10532284U priority Critical patent/JPS6124900U/en
Publication of JPS6124900U publication Critical patent/JPS6124900U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の選択回路を含む計算機システムの概略
図、第２図は制御レジスタの構成例を示す図、第３図は
本考案の実施例における制御レジスタ及び比較回路の詳
細を示す図である。FIG. 1 is a schematic diagram of a computer system including a selection circuit of the present invention, FIG. 2 is a diagram showing an example of the configuration of a control register, and FIG. 3 is a diagram showing details of the control register and comparison circuit in an embodiment of the present invention. It is.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中央演算処理装置と複数個のメモリ・チップとを有する
計算機システムにおいて上記メモリ・チツブ１こチツプ
選択信号を供給する選択回路であって、上記チップ毎に
レジスタと比較回路とを有し、上記レジスタは上記処理
装置によりデータを設定することができ、上記比較回路
は上記処理装、置から供給されるアクセス情報と上記レ
ジスタに設定された情報とを比較して条件が満足されれ
ば上記チップの１つに選択信号を出力し、上記レジスタ
の設定内容に依存してアドレスに対するチップ選択信号
の関係が可変になるように構成された選択回路。A selection circuit for supplying a chip selection signal to one of the memory chips in a computer system having a central processing unit and a plurality of memory chips, the selection circuit having a register and a comparison circuit for each of the chips; The data can be set by the processing device, and the comparison circuit compares the access information supplied from the processing device and the information set in the register, and if the conditions are satisfied, the data is set in the chip. A selection circuit configured to output a selection signal to one of the registers and to make the relationship between the chip selection signal and the address variable depending on the setting contents of the register.
JP10532284U 1984-07-13 1984-07-13 selection circuit Pending JPS6124900U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10532284U JPS6124900U (en) 1984-07-13 1984-07-13 selection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10532284U JPS6124900U (en) 1984-07-13 1984-07-13 selection circuit

Publications (1)

Publication Number Publication Date
JPS6124900U true JPS6124900U (en) 1986-02-14

Family

ID=30664655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10532284U Pending JPS6124900U (en) 1984-07-13 1984-07-13 selection circuit

Country Status (1)

Country Link
JP (1) JPS6124900U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS584466A (en) * 1981-06-30 1983-01-11 Fujitsu Ltd Control system for storage constitution

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS584466A (en) * 1981-06-30 1983-01-11 Fujitsu Ltd Control system for storage constitution

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