DE68926954D1 - Schnittstelle zwischen einer Systemsteuereinheit und einer Dienst-Processoreinheit in einem Digitalrechner - Google Patents

Schnittstelle zwischen einer Systemsteuereinheit und einer Dienst-Processoreinheit in einem Digitalrechner

Info

Publication number
DE68926954D1
DE68926954D1 DE68926954T DE68926954T DE68926954D1 DE 68926954 D1 DE68926954 D1 DE 68926954D1 DE 68926954 T DE68926954 T DE 68926954T DE 68926954 T DE68926954 T DE 68926954T DE 68926954 D1 DE68926954 D1 DE 68926954D1
Authority
DE
Germany
Prior art keywords
scu
spu
buffer
delivering
data
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
DE68926954T
Other languages
English (en)
Other versions
DE68926954T2 (de
Inventor
Michael B Evans
Rueysen Lin
Brian F Rost
R Stephen Polzin
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment 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 Digital Equipment Corp filed Critical Digital Equipment Corp
Application granted granted Critical
Publication of DE68926954D1 publication Critical patent/DE68926954D1/de
Publication of DE68926954T2 publication Critical patent/DE68926954T2/de
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
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
    • G06F13/4234—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a memory bus
    • G06F13/4243—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a memory bus with synchronous protocol

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Transfer Systems (AREA)
  • Hardware Redundancy (AREA)
  • Communication Control (AREA)
  • Computer And Data Communications (AREA)
  • Multi Processors (AREA)
DE68926954T 1989-02-03 1989-06-30 Schnittstelle zwischen einer Systemsteuereinheit und einer Dienst-Processoreinheit in einem Digitalrechner Expired - Fee Related DE68926954T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/306,325 US5146564A (en) 1989-02-03 1989-02-03 Interface between a system control unit and a service processing unit of a digital computer

Publications (2)

Publication Number Publication Date
DE68926954D1 true DE68926954D1 (de) 1996-09-19
DE68926954T2 DE68926954T2 (de) 1997-03-27

Family

ID=23184787

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68926954T Expired - Fee Related DE68926954T2 (de) 1989-02-03 1989-06-30 Schnittstelle zwischen einer Systemsteuereinheit und einer Dienst-Processoreinheit in einem Digitalrechner

Country Status (7)

Country Link
US (1) US5146564A (de)
EP (1) EP0380845B1 (de)
JP (1) JPH02207367A (de)
AT (1) ATE141425T1 (de)
AU (1) AU628533B2 (de)
CA (1) CA1322612C (de)
DE (1) DE68926954T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642214B1 (fr) * 1988-12-30 1992-11-20 Cit Alcatel Systeme de detection d'ecrasement de donnees dans une memoire tampon, notamment pour un commutateur de donnees
US5129065A (en) * 1989-10-27 1992-07-07 Sun Microsystems, Inc. Apparatus and methods for interface register handshake for controlling devices
US5255374A (en) * 1992-01-02 1993-10-19 International Business Machines Corporation Bus interface logic for computer system having dual bus architecture
JP2598178B2 (ja) * 1991-04-30 1997-04-09 三菱電機株式会社 通信システム
US5386512A (en) * 1991-07-19 1995-01-31 International Business Machines Corporation System for deriving and testing mutual capability set after receiving updated capability from other processors and before requesting service information
WO1993012613A1 (en) * 1991-12-13 1993-06-24 Avid Technology, Inc. Quantization table adjustment
US5355450A (en) * 1992-04-10 1994-10-11 Avid Technology, Inc. Media composer with adjustable source material compression
US5412803A (en) * 1992-02-20 1995-05-02 International Business Machines Corporation Communications system having plurality of originator and corresponding recipient buffers with each buffer having three different logical areas for transmitting messages in single transfer
US5265212A (en) * 1992-04-01 1993-11-23 Digital Equipment Corporation Sharing of bus access among multiple state machines with minimal wait time and prioritization of like cycle types
US5758157A (en) * 1992-12-31 1998-05-26 International Business Machines Corporation Method and system for providing service processor capability in a data processing by transmitting service processor requests between processing complexes
JPH08511915A (ja) * 1993-04-16 1996-12-10 データ トランスレイション，インコーポレイテッド 適応型画像伸張
WO1994024823A1 (en) * 1993-04-16 1994-10-27 Data Translation, Inc. Adaptive video compression using variable quantization
US6067408A (en) * 1993-05-27 2000-05-23 Advanced Micro Devices, Inc. Full duplex buffer management and apparatus
US5664224A (en) * 1993-07-23 1997-09-02 Escom Ag Apparatus for selectively loading data blocks from CD-ROM disks to buffer segments using DMA operations
US5862140A (en) * 1995-11-21 1999-01-19 Imedia Corporation Method and apparatus for multiplexing video programs for improved channel utilization
US5956088A (en) * 1995-11-21 1999-09-21 Imedia Corporation Method and apparatus for modifying encoded digital video for improved channel utilization
US6026451A (en) * 1997-12-22 2000-02-15 Intel Corporation System for controlling a dispatch of requested data packets by generating size signals for buffer space availability and preventing a dispatch prior to a data request granted signal asserted
US6253273B1 (en) * 1998-02-06 2001-06-26 Emc Corporation Lock mechanism
US6237055B1 (en) * 1998-12-03 2001-05-22 Intel Corporation Avoiding livelock when performing a long stream of transactions
GB2350980B (en) * 1999-06-08 2003-08-27 Sgs Thomson Microelectronics Device and method for processing a stream of data
WO2001044967A1 (en) * 1999-12-14 2001-06-21 Fujitsu Limited Multiprocessor system
EP2171608B1 (de) * 2007-07-13 2013-05-15 ST-Ericsson SA Schaltung mit netzwerk aus nachrichtenverteilerschaltungen

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104233A (de) * 1975-03-12 1976-09-14 Hitachi Ltd
GB2075310A (en) * 1980-04-30 1981-11-11 Hewlett Packard Ltd Bus extender circuitry for data transmission
IT1155644B (it) * 1982-03-17 1987-01-28 Cselt Centro Studi Lab Telecom Interfaccia di accesso a un bus a larga banda per traffico integrato fonia dati
US4500958A (en) * 1982-04-21 1985-02-19 Digital Equipment Corporation Memory controller with data rotation arrangement
US4543628A (en) * 1983-01-28 1985-09-24 Digital Equipment Corporation Bus for data processing system with fault cycle operation
US4807109A (en) * 1983-11-25 1989-02-21 Intel Corporation High speed synchronous/asynchronous local bus and data transfer method
US4771378A (en) * 1984-06-19 1988-09-13 Cray Research, Inc. Electrical interface system
JPS61197861A (ja) * 1985-02-27 1986-09-02 Diesel Kiki Co Ltd 電磁アクチユエ−タ及びその製造方法
CA1266720A (en) * 1985-09-27 1990-03-13 Rasmus Nordby Synchronizing system
US4730308A (en) * 1985-10-04 1988-03-08 International Business Machines Corporation Interface between a computer bus and a serial packet link
US4799215A (en) * 1985-10-07 1989-01-17 Nec Corporation High-speed packet-switched communications system with end-to-end flow control and retransmission
GB8528891D0 (en) * 1985-11-23 1986-01-02 Int Computers Ltd Data transmission system
GB8605613D0 (en) * 1986-03-07 1986-04-16 Limb J O Traffic scheduler
DE3751609T2 (de) * 1986-09-01 1996-07-04 Nippon Electric Co Datenprozessor mit Hochgeschwindigkeitsdatenübertragung.
US4823312A (en) * 1986-10-30 1989-04-18 National Semiconductor Corp. Asynchronous communications element
US4845710A (en) * 1986-12-23 1989-07-04 Oki Electric Industry Co., Ltd. Dynamic buffer supervising system for a data link access protocol control

Also Published As

Publication number Publication date
US5146564A (en) 1992-09-08
JPH02207367A (ja) 1990-08-17
EP0380845B1 (de) 1996-08-14
EP0380845A2 (de) 1990-08-08
DE68926954T2 (de) 1997-03-27
EP0380845A3 (de) 1991-05-02
AU5395490A (en) 1991-12-19
AU628533B2 (en) 1992-09-17
CA1322612C (en) 1993-09-28
ATE141425T1 (de) 1996-08-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER, 80538 MUENCHEN

8339 Ceased/non-payment of the annual fee