JPS595096U - memory access device - Google Patents

memory access device

Info

Publication number
JPS595096U
JPS595096U JP9931082U JP9931082U JPS595096U JP S595096 U JPS595096 U JP S595096U JP 9931082 U JP9931082 U JP 9931082U JP 9931082 U JP9931082 U JP 9931082U JP S595096 U JPS595096 U JP S595096U
Authority
JP
Japan
Prior art keywords
access device
memory access
memory
block
circuit
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
JP9931082U
Other languages
Japanese (ja)
Inventor
笠原 敏郎
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP9931082U priority Critical patent/JPS595096U/en
Publication of JPS595096U publication Critical patent/JPS595096U/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 the drawing]

第1図は従来のメモリ・アクセス装置を示すブロック図
、第2図は本考案の一実施例を示すブロック図である。 1・・・マイクロプロセッサ、2・・・アドレスデコー
ド回路、3・・・入出力制御回路、4是11・・・メモ
リ、15〜22・・・メモリ選択信号、23・・・入出
力制御信号、24・・・ブロック選択回路、25〜28
・・・ブロック選択信号、29〜30・・・メモリ選択
信号、31〜34・・・メモリブロック。
FIG. 1 is a block diagram showing a conventional memory access device, and FIG. 2 is a block diagram showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Microprocessor, 2... Address decoding circuit, 3... Input/output control circuit, 4 is 11... Memory, 15-22... Memory selection signal, 23... Input/output control signal , 24... block selection circuit, 25-28
...Block selection signal, 29-30...Memory selection signal, 31-34...Memory block.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] マイクロ・プロセッサーが、記憶回路をアクセスする方
式において、記憶回路を複数個のブロックに分け、ブロ
ック選択回路を設けて、あらかじめアクセスしたいブロ
ックを選択しておく事により、マイクロ番プロセッサー
に比べ低速のメモリをアクセス可能なことを特徴とする
メモリアクセス装置。
In the method in which a microprocessor accesses a memory circuit, the memory circuit is divided into multiple blocks and a block selection circuit is provided to select the block to be accessed in advance. A memory access device characterized by being able to access.
JP9931082U 1982-07-02 1982-07-02 memory access device Pending JPS595096U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9931082U JPS595096U (en) 1982-07-02 1982-07-02 memory access device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9931082U JPS595096U (en) 1982-07-02 1982-07-02 memory access device

Publications (1)

Publication Number Publication Date
JPS595096U true JPS595096U (en) 1984-01-13

Family

ID=30235404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9931082U Pending JPS595096U (en) 1982-07-02 1982-07-02 memory access device

Country Status (1)

Country Link
JP (1) JPS595096U (en)

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