GB1518565A - Data processing system - Google Patents

Data processing system

Info

Publication number
GB1518565A
GB1518565A GB45915/76A GB4591576A GB1518565A GB 1518565 A GB1518565 A GB 1518565A GB 45915/76 A GB45915/76 A GB 45915/76A GB 4591576 A GB4591576 A GB 4591576A GB 1518565 A GB1518565 A GB 1518565A
Authority
GB
United Kingdom
Prior art keywords
adapter
unit
busy
bus
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
Application number
GB45915/76A
Other languages
English (en)
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.)
NCR Voyix Corp
Original Assignee
NCR 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 NCR Corp filed Critical NCR Corp
Publication of GB1518565A publication Critical patent/GB1518565A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
    • G06F13/362—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control
    • G06F13/364—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control using independent requests or grants, e.g. using separated request and grant lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
  • Hardware Redundancy (AREA)
GB45915/76A 1975-11-19 1976-11-04 Data processing system Expired GB1518565A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/633,345 US4038644A (en) 1975-11-19 1975-11-19 Destination selection apparatus for a bus oriented computer system

Publications (1)

Publication Number Publication Date
GB1518565A true GB1518565A (en) 1978-07-19

Family

ID=24539271

Family Applications (1)

Application Number Title Priority Date Filing Date
GB45915/76A Expired GB1518565A (en) 1975-11-19 1976-11-04 Data processing system

Country Status (6)

Country Link
US (1) US4038644A (enExample)
JP (1) JPS5936772B2 (enExample)
CA (1) CA1078524A (enExample)
DE (1) DE2652303C2 (enExample)
FR (1) FR2332572A1 (enExample)
GB (1) GB1518565A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2162406A (en) * 1984-06-18 1986-01-29 Logica Uk Ltd Computer system
GB2169104A (en) * 1984-12-27 1986-07-02 Textima Veb K Control of a circulating carriage knitting machine
GB2179225A (en) * 1985-08-14 1987-02-25 Apple Computer Peripheral bus
US4875158A (en) * 1985-08-14 1989-10-17 Apple Computer, Inc. Method for requesting service by a device which generates a service request signal successively until it is serviced
US4912627A (en) * 1985-08-14 1990-03-27 Apple Computer, Inc. Method for storing a second number as a command address of a first peripheral device and a third number as a command address of a second peripheral device
US4918598A (en) * 1985-08-14 1990-04-17 Apple Computer, Inc. Method for selectively activating and deactivating devices having same first address and different extended addresses

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161025A (en) * 1973-12-04 1979-07-10 Compagnie Internationale Pour L'informatique Information processing system
US4181938A (en) * 1975-10-15 1980-01-01 Tokyo Shibaura Electric Co., Ltd. Processor device
US4228496A (en) * 1976-09-07 1980-10-14 Tandem Computers Incorporated Multiprocessor system
US4213176A (en) * 1976-12-22 1980-07-15 Ncr Corporation System and method for increasing the output data throughput of a computer
JPS5427738A (en) * 1977-08-03 1979-03-02 Toshiba Corp Bus stall processing system
JPS5427739A (en) * 1977-08-03 1979-03-02 Toshiba Corp Information processing system
JPS581449B2 (ja) * 1977-08-03 1983-01-11 株式会社東芝 計算機複合システム
JPS5427737A (en) * 1977-08-03 1979-03-02 Toshiba Corp Bus control system
JPS5427742A (en) * 1977-08-03 1979-03-02 Toshiba Corp Data transfer system
JPS5427736A (en) * 1977-08-03 1979-03-02 Toshiba Corp Bus control system
JPS5427748A (en) * 1977-08-03 1979-03-02 Toshiba Corp Bus control system of composite computer system
JPS5427746A (en) * 1977-08-03 1979-03-02 Toshiba Corp Bus control system of composite computer system
JPS5427735A (en) * 1977-08-03 1979-03-02 Toshiba Corp Information processing organization
JPS5427743A (en) * 1977-08-03 1979-03-02 Toshiba Corp Information processing unit
JPS5427745A (en) * 1977-08-03 1979-03-02 Toshiba Corp Addressing system of composite computer system
JPS5427741A (en) * 1977-08-03 1979-03-02 Toshiba Corp Information processing organization
JPS5427740A (en) * 1977-08-03 1979-03-02 Toshiba Corp Information processing unit
JPS5427747A (en) * 1977-08-03 1979-03-02 Toshiba Corp Interruption system of composite computer system
US4161786A (en) * 1978-02-27 1979-07-17 The Mitre Corporation Digital bus communications system
US4361876A (en) * 1978-09-05 1982-11-30 Motorola, Inc. Microcomputer with logic for selectively disabling serial communications
US4236209A (en) * 1978-10-31 1980-11-25 Honeywell Information Systems Inc. Intersystem transaction identification logic
US4234919A (en) * 1978-10-31 1980-11-18 Honeywell Information Systems Inc. Intersystem communication link
IT1100916B (it) * 1978-11-06 1985-09-28 Honeywell Inf Systems Apparato per gestione di richieste di trasferimento dati in sistemi di elaborazione dati
US4281380A (en) * 1978-12-27 1981-07-28 Harris Corporation Bus collision avoidance system for distributed network data processing communications system
US4263649A (en) * 1979-01-05 1981-04-21 Mohawk Data Sciences Corp. Computer system with two busses
US4300194A (en) * 1979-01-31 1981-11-10 Honeywell Information Systems Inc. Data processing system having multiple common buses
US4292623A (en) * 1979-06-29 1981-09-29 International Business Machines Corporation Port logic for a communication bus system
US4649470A (en) * 1980-02-11 1987-03-10 Data General Corporation Data processing system
US4419724A (en) * 1980-04-14 1983-12-06 Sperry Corporation Main bus interface package
US4325147A (en) * 1980-06-16 1982-04-13 Minnesota Mining & Manufacturing Co. Asynchronous multiplex system
CH651951A5 (de) 1980-10-20 1985-10-15 Inventio Ag Einrichtung zur steuerung des zugriffes von prozessoren auf eine datenleitung.
GB2214334B (en) * 1988-01-05 1992-05-06 Texas Instruments Ltd Integrated circuit
US4375639A (en) * 1981-01-12 1983-03-01 Harris Corporation Synchronous bus arbiter
DE3107871C2 (de) * 1981-03-02 1982-11-18 Computer Gesellschaft Konstanz Mbh, 7750 Konstanz Verfahren und Schaltungsanordnung zur Steuerung des Datentransports zwischen einzelnen Funktionseinheiten einer Datenverarbeitungsanlage
US4493021A (en) * 1981-04-03 1985-01-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Multicomputer communication system
WO1983001314A1 (en) * 1981-09-29 1983-04-14 Burroughs Corp Conversation bus for a data processing system
EP0075625B1 (en) * 1981-09-29 1986-12-10 BURROUGHS CORPORATION (a Delaware corporation) Conversation bus for a data processing system
GB2117939A (en) * 1982-03-29 1983-10-19 Ncr Co Data communication network and method of communication
US4639860A (en) * 1982-05-12 1987-01-27 Honeywell Information Systems Inc. Wrap-around logic for interprocessor communications
US4563774A (en) * 1982-10-25 1986-01-07 At&T Bell Laboratories Address coded communication system
DE3407870C1 (de) * 1984-03-02 1985-08-14 Nixdorf Computer Ag, 4790 Paderborn Verfahren und Schaltungsanordnung zum Einleiten einer Datenuebertragungsverbindung
US4639859A (en) * 1984-05-24 1987-01-27 Rca Corporation Priority arbitration logic for a multi-master bus system
US4768145A (en) * 1984-11-28 1988-08-30 Hewlett-Packard Company Bus system
DE3500254C2 (de) * 1985-01-05 1997-01-09 Intel Corp Hochgeschwindigkeits-Parallelbusstruktur und Verfahren zur Datenübertragung
JP2548693B2 (ja) * 1985-03-13 1996-10-30 キヤノン株式会社 シリアルデータ通信方式および装置
IT1184553B (it) * 1985-05-07 1987-10-28 Honeywell Inf Systems Architettura di sistema a piu' processori
US4796176A (en) 1985-11-15 1989-01-03 Data General Corporation Interrupt handling in a multiprocessor computing system
US4785394A (en) * 1986-09-19 1988-11-15 Datapoint Corporation Fair arbitration technique for a split transaction bus in a multiprocessor computer system
FR2605767B1 (fr) * 1986-10-22 1989-04-28 Olivier Alain Procede de mise en attente d'au moins un materiel de traitement d'informations puis de liaison de celui-ci a un equipement et moyens pour la mise en oeuvre de ce procede
CA1283962C (en) * 1986-12-08 1991-05-07 Gerald F. Youngblood Apparatus and method for communication between host cpu and remote terminal
US4835673A (en) * 1987-04-27 1989-05-30 Ncr Corporation Method and apparatus for sharing resources among multiple processing systems
US5029074A (en) * 1987-06-29 1991-07-02 Digital Equipment Corporation Bus adapter unit for digital processing system
JPS6449196U (enExample) * 1987-09-21 1989-03-27
JPH0786853B2 (ja) * 1988-02-29 1995-09-20 株式会社ピーエフユー バス転送制御方式
IT1227711B (it) * 1988-11-18 1991-05-06 Caluso Torino Sistema multiprocessore di elaborazione dati a risorse distribuite condivise e prevenzione di stallo.
US5414818A (en) * 1990-04-06 1995-05-09 Mti Technology Corporation Method and apparatus for controlling reselection of a bus by overriding a prioritization protocol
EP0473280B1 (en) * 1990-08-31 1996-04-17 Advanced Micro Devices, Inc. Communication control system for a computer and peripheral devices
WO1995020191A1 (en) * 1994-01-25 1995-07-27 Apple Computer, Inc. System and method for coordinating access to a bus
WO1995020193A1 (en) * 1994-01-25 1995-07-27 Apple Computer, Inc. Improved bus protocol using separate clocks for arbitration and data transfer
US5657455A (en) * 1994-09-07 1997-08-12 Adaptec, Inc. Status indicator for a host adapter
US6081860A (en) * 1997-11-20 2000-06-27 International Business Machines Corporation Address pipelining for data transfers
WO2000017759A2 (en) * 1998-09-18 2000-03-30 Pixelfusion Limited Computer system comprising latency tolerant and intolerant modules
US7194663B2 (en) * 2003-11-18 2007-03-20 Honeywell International, Inc. Protective bus interface and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242467A (en) * 1960-06-07 1966-03-22 Ibm Temporary storage register
US3253262A (en) * 1960-12-30 1966-05-24 Bunker Ramo Data processing system
US3286240A (en) * 1962-12-31 1966-11-15 Ibm Channel status checking and switching system
US3323109A (en) * 1963-12-30 1967-05-30 North American Aviation Inc Multiple computer-multiple memory system
US3470542A (en) * 1967-03-17 1969-09-30 Wang Laboratories Modular system design
US3445822A (en) * 1967-07-14 1969-05-20 Ibm Communication arrangement in data processing system
US3710324A (en) * 1970-04-01 1973-01-09 Digital Equipment Corp Data processing system
FR2212963A5 (enExample) * 1972-12-28 1974-07-26 Cit Alcatel
US3940743A (en) * 1973-11-05 1976-02-24 Digital Equipment Corporation Interconnecting unit for independently operable data processing systems

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2162406A (en) * 1984-06-18 1986-01-29 Logica Uk Ltd Computer system
GB2169104A (en) * 1984-12-27 1986-07-02 Textima Veb K Control of a circulating carriage knitting machine
GB2179225A (en) * 1985-08-14 1987-02-25 Apple Computer Peripheral bus
US4875158A (en) * 1985-08-14 1989-10-17 Apple Computer, Inc. Method for requesting service by a device which generates a service request signal successively until it is serviced
GB2179225B (en) * 1985-08-14 1990-02-21 Apple Computer Communication medium.
US4910655A (en) * 1985-08-14 1990-03-20 Apple Computer, Inc. Apparatus for transferring signals and data under the control of a host computer
US4912627A (en) * 1985-08-14 1990-03-27 Apple Computer, Inc. Method for storing a second number as a command address of a first peripheral device and a third number as a command address of a second peripheral device
US4918598A (en) * 1985-08-14 1990-04-17 Apple Computer, Inc. Method for selectively activating and deactivating devices having same first address and different extended addresses

Also Published As

Publication number Publication date
US4038644A (en) 1977-07-26
JPS5263638A (en) 1977-05-26
DE2652303A1 (de) 1977-05-26
FR2332572A1 (fr) 1977-06-17
DE2652303C2 (de) 1981-10-08
JPS5936772B2 (ja) 1984-09-05
FR2332572B1 (enExample) 1980-04-30
CA1078524A (en) 1980-05-27

Similar Documents

Publication Publication Date Title
GB1518565A (en) Data processing system
US4443846A (en) Dual port exchange memory between multiple microprocessors
US4630193A (en) Time multiplexed processor bus
US3648256A (en) Communications link for computers
GB1535023A (en) Data processing system
CA1221173A (en) Microcomputer system with bus control means for peripheral processing devices
GB1323048A (en) Communications control unit
GB1119421A (en) Data processing system
GB1366401A (en) Three state logic device with appl'ions
GB1099575A (en) Interrupt computer system
GB1366402A (en) Inhibit gate with applications
GB1357028A (en) Data exchanges system
DE3375611D1 (en) Bus interface device for a data processing system
US4482949A (en) Unit for prioritizing earlier and later arriving input requests
JPS61121150A (ja) 多点通信システム
CA1317683C (en) Intercommunication network capable of carrying out intercommunication without transmission of a destination number from a transmission source
DE3277424D1 (en) Coupler for processors
US5003461A (en) Cluster controller memory arbiter
JPS56127261A (en) Multiprocessor system
JP3411520B2 (ja) 情報処理装置
KR930007682B1 (ko) 메모리공유 다중프로세서 시스템
KR950012318B1 (ko) 기지국 장치내의 입출력 버스를 액세스하는 라인드라이버 제어회로
JPS6347867A (ja) デユアルｃｐｕ間通信方式
JPS6315953Y2 (enExample)
CA1211851A (en) High speed data bus structure and system

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951104