FR2644260B1 - Dispositif de commande d'acces en memoire pouvant proceder a une commande simple - Google Patents

Dispositif de commande d'acces en memoire pouvant proceder a une commande simple

Info

Publication number
FR2644260B1
FR2644260B1 FR9002872A FR9002872A FR2644260B1 FR 2644260 B1 FR2644260 B1 FR 2644260B1 FR 9002872 A FR9002872 A FR 9002872A FR 9002872 A FR9002872 A FR 9002872A FR 2644260 B1 FR2644260 B1 FR 2644260B1
Authority
FR
France
Prior art keywords
memory access
control device
access control
simple control
control
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.)
Expired - Fee Related
Application number
FR9002872A
Other languages
English (en)
Other versions
FR2644260A1 (fr
Inventor
Taniguchi Miho
Hasegawa Isao
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.)
NEC Corp
Original Assignee
NEC 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
Priority claimed from JP1053634A external-priority patent/JP2684752B2/ja
Priority claimed from JP5363389A external-priority patent/JPH02234244A/ja
Application filed by NEC Corp filed Critical NEC Corp
Publication of FR2644260A1 publication Critical patent/FR2644260A1/fr
Application granted granted Critical
Publication of FR2644260B1 publication Critical patent/FR2644260B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/16—Handling requests for interconnection or transfer for access to memory bus
    • G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multi Processors (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
FR9002872A 1989-03-08 1990-03-07 Dispositif de commande d'acces en memoire pouvant proceder a une commande simple Expired - Fee Related FR2644260B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1053634A JP2684752B2 (ja) 1989-03-08 1989-03-08 拡張記憶制御方式
JP5363389A JPH02234244A (ja) 1989-03-08 1989-03-08 拡張記憶制御方式

Publications (2)

Publication Number Publication Date
FR2644260A1 FR2644260A1 (fr) 1990-09-14
FR2644260B1 true FR2644260B1 (fr) 1993-10-29

Family

ID=26394346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9002872A Expired - Fee Related FR2644260B1 (fr) 1989-03-08 1990-03-07 Dispositif de commande d'acces en memoire pouvant proceder a une commande simple

Country Status (2)

Country Link
US (1) US5432923A (fr)
FR (1) FR2644260B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3474646B2 (ja) * 1994-09-01 2003-12-08 富士通株式会社 入出力制御装置及び入出力制御方法
US5832304A (en) * 1995-03-15 1998-11-03 Unisys Corporation Memory queue with adjustable priority and conflict detection
JP2731761B2 (ja) * 1995-08-29 1998-03-25 甲府日本電気株式会社 ネットワーク制御装置
FR2749682B1 (fr) * 1996-06-10 1998-07-10 Bull Sa Circuit pour transborder des donnees entre memoires distantes et calculateur comprenant un tel circuit
FR2749681B1 (fr) * 1996-06-10 1998-07-10 Bull Sa Circuit pour transborder des donnees entre memoires distantes et calculateur comprenant un tel circuit
US5950229A (en) * 1997-03-12 1999-09-07 Micron Electronics, Inc. System for accelerating memory bandwidth
JP2000092375A (ja) * 1998-07-17 2000-03-31 Sony Corp 信号処理装置及びその制御方法
JP4106811B2 (ja) 1999-06-10 2008-06-25 富士通株式会社 半導体記憶装置及び電子装置
US6539338B1 (en) * 2000-06-09 2003-03-25 3Com Corporation Self-diagnostic testing of a network interface adapter
US7613699B2 (en) * 2001-08-03 2009-11-03 Itt Manufacturing Enterprises, Inc. Apparatus and method for resolving security association database update coherency in high-speed systems having multiple security channels
JP2004213414A (ja) * 2003-01-06 2004-07-29 Matsushita Electric Ind Co Ltd 記憶デバイス制御装置
CN106407136B (zh) * 2007-04-12 2019-05-28 拉姆伯斯公司 具有点对点请求互连的存储器系统

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967246A (en) * 1974-06-05 1976-06-29 Bell Telephone Laboratories, Incorporated Digital computer arrangement for communicating data via data buses
US4028663A (en) * 1974-06-05 1977-06-07 Bell Telephone Laboratories, Incorporated Digital computer arrangement for high speed memory access
US4453214A (en) * 1981-09-08 1984-06-05 Sperry Corporation Bus arbitrating circuit
US4481572A (en) * 1981-10-13 1984-11-06 Teledyne Industries, Inc. Multiconfigural computers utilizing a time-shared bus
US4536839A (en) * 1982-03-30 1985-08-20 Mai Basic Four, Inc. Memory request arbitrator
JPS58222361A (ja) * 1982-06-18 1983-12-24 Fujitsu Ltd デ−タ処理システムにおけるアクセス要求の優先順位決定制御方式
JPS59167761A (ja) * 1983-03-14 1984-09-21 Hitachi Ltd 計算機システム
US4803653A (en) * 1986-08-06 1989-02-07 Hitachi, Ltd. Memory control system
US5025370A (en) * 1986-09-02 1991-06-18 Koegel Robert J Circuit for preventing lock-out of high priority requests to a system controller
US5036456A (en) * 1987-02-13 1991-07-30 Honeywell Information Systems Inc. Apparatus for controlling concurrent operations of a system control unit including activity register circuitry
US5142682A (en) * 1987-03-26 1992-08-25 Bull Hn Information Systems Inc. Two-level priority arbiter generating a request to the second level before first-level arbitration is completed
FR2618578A1 (fr) * 1987-07-21 1989-01-27 Digilog Systeme informatique modulaire embarque a memoire virtuelle integree
CA1310429C (fr) * 1987-09-19 1992-11-17 Nobuo Uchida Systeme de commande des priorites d'acces pour memoire centrale d'ordinateur
JP2761506B2 (ja) * 1988-07-08 1998-06-04 株式会社日立製作所 主記憶制御装置
US5060145A (en) * 1989-09-06 1991-10-22 Unisys Corporation Memory access system for pipelined data paths to and from storage

Also Published As

Publication number Publication date
US5432923A (en) 1995-07-11
FR2644260A1 (fr) 1990-09-14

Similar Documents

Publication Publication Date Title
FR2349192A1 (fr) Dispositif de commande d^'acces en memoire
FR2635891B1 (fr) Dispositif electronique portatif comportant des donnees-cle limitant l'acces a la memoire
FR2645601B1 (fr) Dispositif de commande
FR2640796B1 (fr) Dispositif de memoire a semi-conducteurs
FR2636174B1 (fr) Mecanisme de connexion pour carte a memoire
FR2812737B1 (fr) Systeme de commande d'un dispositif de bureautique
FR2737591B1 (fr) Dispositif d'organisation d'acces a un bus memoire
FR2586447B1 (fr) Dispositif de securite a acces multiples
FR2558566B1 (fr) Circuit de commande d'un dispositif de lubrification
FR2284926A1 (fr) Dispositif de commande d'acces a une memoire
FR2644260B1 (fr) Dispositif de commande d'acces en memoire pouvant proceder a une commande simple
FR2729257B1 (fr) Dispositif de commande pour l'attaque d'un servomoteur
FR2634047B1 (fr) Pilote d'amplificateur de lecture pour dispositif a memoire
FR2645298B1 (fr) Controleur d'acces direct en memoire
FR2607282B1 (fr) Dispositif de commande d'acces a une memoire
FR2635357B1 (fr) Dispositif de condamnation de l'acces inferieur d'une echelle
FR2674968B1 (fr) Unite formant microcontroleur et comportant un dispositif d'acces a une memoire etendue.
FR2645987B1 (fr) Dispositif d'acceleration des acces memoire dans un systeme informatique
FR2638284B1 (fr) Dispositif de memoire a semi-conducteur
FR2596900B3 (fr) Dispositif de controle d'acces
BE863099R (fr) Dispositif de commande d'acces en memoire pour microprocesseur
FR2624671B1 (fr) Dispositif de commande d'un interrupteur statique
FR2611940B1 (fr) Systeme de commande d'acces memoire
FR2640024B1 (fr) Dispositif de commande d'une vanne
FR2621721B1 (fr) Dispositif d'exploitation de cartes a memoire a prepaiement

Legal Events

Date Code Title Description
ST Notification of lapse