JPS6044298U - memory write circuit - Google Patents

memory write circuit

Info

Publication number
JPS6044298U
JPS6044298U JP13622383U JP13622383U JPS6044298U JP S6044298 U JPS6044298 U JP S6044298U JP 13622383 U JP13622383 U JP 13622383U JP 13622383 U JP13622383 U JP 13622383U JP S6044298 U JPS6044298 U JP S6044298U
Authority
JP
Japan
Prior art keywords
memory
circuit
write
output
latch 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
JP13622383U
Other languages
Japanese (ja)
Inventor
芳美 平田
Original Assignee
日本電気株式会社
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 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP13622383U priority Critical patent/JPS6044298U/en
Publication of JPS6044298U publication Critical patent/JPS6044298U/en
Pending legal-status Critical Current

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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図は本考案の一実施例に係るメモリ書込み回路のブ
ロック図、第2図はそのタイミングチャート、第3図は
第1図のブロック図に対応する詳細回路の例である。 1:メモリ、2ニアドレスラッチ回路、3:データラッ
チ回路、4:比較回路、5:読出し/書込み制御回路、
Sl:ラッチ信号、S2:外部信号、S′2:読出し/
書込み制御信号、S3:比較結果要求信号、S4:比較
結果一致信号、S5:比較結果不一致信号、S6:デー
タ書込み中表示信号。
FIG. 1 is a block diagram of a memory write circuit according to an embodiment of the present invention, FIG. 2 is a timing chart thereof, and FIG. 3 is an example of a detailed circuit corresponding to the block diagram of FIG. 1. 1: memory, 2 near address latch circuit, 3: data latch circuit, 4: comparison circuit, 5: read/write control circuit,
SL: Latch signal, S2: External signal, S'2: Read/
Write control signal, S3: Comparison result request signal, S4: Comparison result match signal, S5: Comparison result mismatch signal, S6: Data writing in progress display signal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] メモリと、メモリへの書込みアドレスをラッチするアド
レスラッチ回路と、メモリへの書込みデータをラッチす
るデータラッチ回路と、データラッチ回路の出力とメモ
リの読出し出力を比較する比較回路と、外部信号に応じ
てメモリの書込み、読出しを制御する制御信号を出力す
るとともに比較回路の比較結果を示す信号を入力してデ
ータラッチ回路の出力とメモリの読出し出力が一致する
までメモリへの書込みを行なう制御信号を出力する読出
し/書込み制御回路とを備えることを特徴とするメモリ
書込み回路。
A memory, an address latch circuit that latches the write address to the memory, a data latch circuit that latches the write data to the memory, a comparison circuit that compares the output of the data latch circuit and the read output of the memory, and a outputs a control signal to control writing and reading of the memory, and inputs a signal indicating the comparison result of the comparator circuit, and outputs a control signal to write to the memory until the output of the data latch circuit and the read output of the memory match. A memory write circuit comprising: a read/write control circuit that outputs an output.
JP13622383U 1983-09-02 1983-09-02 memory write circuit Pending JPS6044298U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13622383U JPS6044298U (en) 1983-09-02 1983-09-02 memory write circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13622383U JPS6044298U (en) 1983-09-02 1983-09-02 memory write circuit

Publications (1)

Publication Number Publication Date
JPS6044298U true JPS6044298U (en) 1985-03-28

Family

ID=30306362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13622383U Pending JPS6044298U (en) 1983-09-02 1983-09-02 memory write circuit

Country Status (1)

Country Link
JP (1) JPS6044298U (en)

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