DE3685622D1 - Datentransfersteuereinheit und -system. - Google Patents

Datentransfersteuereinheit und -system.

Info

Publication number
DE3685622D1
DE3685622D1 DE8686113402T DE3685622T DE3685622D1 DE 3685622 D1 DE3685622 D1 DE 3685622D1 DE 8686113402 T DE8686113402 T DE 8686113402T DE 3685622 T DE3685622 T DE 3685622T DE 3685622 D1 DE3685622 D1 DE 3685622D1
Authority
DE
Germany
Prior art keywords
control unit
data transfer
transfer control
data
unit
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 - Lifetime
Application number
DE8686113402T
Other languages
English (en)
Other versions
DE3685622T2 (de
Inventor
Masayuki Hanada
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.)
Toshiba Corp
Original Assignee
Toshiba 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
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3685622D1 publication Critical patent/DE3685622D1/de
Publication of DE3685622T2 publication Critical patent/DE3685622T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14Handling requests for interconnection or transfer
    • G06F13/20Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/28Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
DE8686113402T 1985-09-30 1986-09-30 Datentransfersteuereinheit und -system. Expired - Lifetime DE3685622T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60217112A JPS6275860A (ja) 1985-09-30 1985-09-30 デ−タ転送制御装置

Publications (2)

Publication Number Publication Date
DE3685622D1 true DE3685622D1 (de) 1992-07-16
DE3685622T2 DE3685622T2 (de) 1992-12-24

Family

ID=16699037

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686113402T Expired - Lifetime DE3685622T2 (de) 1985-09-30 1986-09-30 Datentransfersteuereinheit und -system.

Country Status (4)

Country Link
US (1) US4864533A (de)
EP (1) EP0217350B1 (de)
JP (1) JPS6275860A (de)
DE (1) DE3685622T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3779313D1 (de) * 1987-08-20 1992-06-25 Ibm Schnittstellenmechanismus fuer informationsuebertragungssteuerung zwischen zwei vorrichtungen.
US5129072A (en) * 1989-03-08 1992-07-07 Hewlett-Packard Company System for minimizing initiator processor interrupts by protocol controller in a computer bus system
JP2978539B2 (ja) * 1989-07-24 1999-11-15 日本電気株式会社 データ転送制御装置
EP0410382A3 (en) * 1989-07-24 1991-07-24 Nec Corporation Data transfer controller using direct memory access method
DE69131527T2 (de) * 1990-04-23 2000-04-27 Matsushita Electric Industrial Co., Ltd. Datenübertragungssystem und -Verfahren
JPH0496163A (ja) * 1990-08-08 1992-03-27 Nec Corp Dmaコントローラ
EP0558208B1 (de) * 1992-02-26 1998-12-16 Cirrus Logic, Inc. Digitale Verarbeitungseinheit für Videoschnitt
US5423008A (en) * 1992-08-03 1995-06-06 Silicon Graphics, Inc. Apparatus and method for detecting the activities of a plurality of processors on a shared bus
US6185634B1 (en) * 1996-09-27 2001-02-06 Emc Corporation Address triggered DMA controller with an indicative signal including circuitry for calculating a new trigger address value based on the sum of the current trigger address and the descriptor register data with a trigger address register
JPH10124447A (ja) * 1996-10-18 1998-05-15 Fujitsu Ltd データ転送制御方法及び装置
FR2757306B1 (fr) * 1996-12-17 1999-01-15 Sgs Thomson Microelectronics Procede et dispositif de lecture avec prediction d'une memoire

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4403282A (en) * 1978-01-23 1983-09-06 Data General Corporation Data processing system using a high speed data channel for providing direct memory access for block data transfers
US4371932A (en) * 1979-07-30 1983-02-01 International Business Machines Corp. I/O Controller for transferring data between a host processor and multiple I/O units
US4479179A (en) * 1979-07-30 1984-10-23 International Business Machines Corporation Synchronous cycle steal mechanism for transferring data between a processor storage unit and a separate data handling unit
US4417304A (en) * 1979-07-30 1983-11-22 International Business Machines Corporation Synchronous cycle steal mechanism for transferring data between a processor storage unit and a separate data handling unit
JPS573126A (en) * 1980-06-05 1982-01-08 Nec Corp Input and output controlling system
JPS5717049A (en) * 1980-07-04 1982-01-28 Hitachi Ltd Direct memory access controlling circuit and data processing system
JPS605397Y2 (ja) * 1980-12-29 1985-02-19 富士通株式会社 デ−タ転送バッファ回路
US4407016A (en) * 1981-02-18 1983-09-27 Intel Corporation Microprocessor providing an interface between a peripheral subsystem and an object-oriented data processor
US4504902A (en) * 1982-03-25 1985-03-12 At&T Bell Laboratories Cache arrangement for direct memory access block transfer
US4490784A (en) * 1982-04-21 1984-12-25 Ives David C High-speed data transfer unit for digital data processing system
US4575814A (en) * 1982-05-26 1986-03-11 Westinghouse Electric Corp. Programmable interface memory
US4613954A (en) * 1982-11-16 1986-09-23 Burroughs Corporation Block counter system to monitor data transfers
US4607348A (en) * 1983-02-28 1986-08-19 Burroughs Corporation Transfer rate control system from tape peripheral to buffer memory of peripheral controller
JPS59231652A (ja) * 1983-06-13 1984-12-26 Hitachi Ltd メモリアクセス・オ−バラツプ検出方式
US4534013A (en) * 1983-06-30 1985-08-06 Burroughs Corporation Automatic write system for peripheral-controller
AU564271B2 (en) * 1983-09-22 1987-08-06 Digital Equipment Corporation Retry mechanism for releasing control of a communications path in a digital computer system
US4612542A (en) * 1984-12-20 1986-09-16 Honeywell Inc. Apparatus for arbitrating between a plurality of requestor elements
JPS61224051A (ja) * 1985-03-29 1986-10-04 Fujitsu Ltd バッファメモリ制御方法

Also Published As

Publication number Publication date
US4864533A (en) 1989-09-05
DE3685622T2 (de) 1992-12-24
EP0217350A2 (de) 1987-04-08
JPH0556548B2 (de) 1993-08-19
EP0217350B1 (de) 1992-06-10
EP0217350A3 (en) 1989-06-07
JPS6275860A (ja) 1987-04-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)