ATE51310T1 - Datenverarbeitungssystem mit modulen, die zahlenfolgen auf steuerleitungen auf eine logische ''oder''-weise kombinieren zur benutzung eines gemeinsam genutzten busses. - Google Patents

Datenverarbeitungssystem mit modulen, die zahlenfolgen auf steuerleitungen auf eine logische ''oder''-weise kombinieren zur benutzung eines gemeinsam genutzten busses.

Info

Publication number
ATE51310T1
ATE51310T1 AT86309174T AT86309174T ATE51310T1 AT E51310 T1 ATE51310 T1 AT E51310T1 AT 86309174 T AT86309174 T AT 86309174T AT 86309174 T AT86309174 T AT 86309174T AT E51310 T1 ATE51310 T1 AT E51310T1
Authority
AT
Austria
Prior art keywords
control lines
logical
data processing
modules
processing system
Prior art date
Application number
AT86309174T
Other languages
English (en)
Inventor
George Tomomitsu Shima
Original Assignee
Unisys 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 Unisys Corp filed Critical Unisys Corp
Application granted granted Critical
Publication of ATE51310T1 publication Critical patent/ATE51310T1/de

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
    • G06F13/368—Handling requests for interconnection or transfer for access to common bus or bus system with decentralised access control
    • G06F13/374—Handling requests for interconnection or transfer for access to common bus or bus system with decentralised access control using a self-select method with individual priority code comparator

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
  • Information Transfer Systems (AREA)
  • Multi Processors (AREA)
AT86309174T 1985-12-02 1986-11-25 Datenverarbeitungssystem mit modulen, die zahlenfolgen auf steuerleitungen auf eine logische ''oder''-weise kombinieren zur benutzung eines gemeinsam genutzten busses. ATE51310T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/804,347 US4791562A (en) 1985-12-02 1985-12-02 Data processing system in which modules logically "OR" number sequences onto control lines to obtain the use of a time shared bus
EP86309174A EP0227311B1 (de) 1985-12-02 1986-11-25 Datenverarbeitungssystem mit Modulen, die Zahlenfolgen auf Steuerleitungen auf eine logische "ODER"-Weise kombinieren zur Benutzung eines gemeinsam genutzten Busses

Publications (1)

Publication Number Publication Date
ATE51310T1 true ATE51310T1 (de) 1990-04-15

Family

ID=25188746

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86309174T ATE51310T1 (de) 1985-12-02 1986-11-25 Datenverarbeitungssystem mit modulen, die zahlenfolgen auf steuerleitungen auf eine logische ''oder''-weise kombinieren zur benutzung eines gemeinsam genutzten busses.

Country Status (6)

Country Link
US (1) US4791562A (de)
EP (1) EP0227311B1 (de)
JP (1) JPS62134747A (de)
AT (1) ATE51310T1 (de)
CA (1) CA1277427C (de)
DE (1) DE3669797D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5038274A (en) * 1987-11-23 1991-08-06 Digital Equipment Corporation Interrupt servicing and command acknowledgement system using distributed arbitration apparatus and shared bus
US5127089A (en) * 1989-07-03 1992-06-30 Motorola, Inc. Synchronous bus lock mechanism permitting bus arbiter to change bus master during a plurality of successive locked operand transfer sequences after completion of current sequence
US5689657A (en) * 1991-03-30 1997-11-18 Deutsche Itt Industries Gmbh Apparatus and methods for bus arbitration in a multimaster system
US5307466A (en) * 1992-04-30 1994-04-26 International Business Machines Corporation Distributed programmable priority arbitration
US5948094A (en) * 1995-09-29 1999-09-07 Intel Corporation Method and apparatus for executing multiple transactions within a single arbitration cycle
US5842025A (en) * 1996-08-27 1998-11-24 Mmc Networks, Inc. Arbitration methods and apparatus
DE69732999T2 (de) * 1997-02-11 2006-02-16 Alcatel Auf Priorität basiertes Zugriffsteuerungsverfahren und -anordnung

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983540A (en) * 1975-09-08 1976-09-28 Honeywell Inc. Rapid bus priority resolution
CH607474A5 (de) * 1976-11-12 1978-12-29 Ibm
JPS5463634A (en) * 1977-10-03 1979-05-22 Nec Corp Bus controller
US4320502A (en) * 1978-02-22 1982-03-16 International Business Machines Corp. Distributed priority resolution system
US4320452A (en) * 1978-06-29 1982-03-16 Standard Oil Company (Indiana) Digital bus and control circuitry for data routing and transmission
US4281380A (en) * 1978-12-27 1981-07-28 Harris Corporation Bus collision avoidance system for distributed network data processing communications system
US4229792A (en) * 1979-04-09 1980-10-21 Honeywell Inc. Bus allocation synchronization system
US4334288A (en) * 1979-06-18 1982-06-08 Booher Robert K Priority determining network having user arbitration circuits coupled to a multi-line bus
US4320457A (en) * 1980-02-04 1982-03-16 General Automation, Inc. Communication bus acquisition circuit
US4320467A (en) * 1980-02-25 1982-03-16 Raytheon Company Method and apparatus of bus arbitration using comparison of composite signals with device signals to determine device priority
US4323967A (en) * 1980-04-15 1982-04-06 Honeywell Information Systems Inc. Local bus interface for controlling information transfers between units in a central subsystem
NL8002344A (nl) 1980-04-23 1981-11-16 Philips Nv Multiprocessor systeem met gemeenschappelijke data/adres-bus.
US4468738A (en) * 1980-07-16 1984-08-28 Ford Aerospace & Communications Corporation Bus access arbitration using unitary arithmetic resolution logic and unique logical addresses of competing processors
JPS5725027A (en) * 1980-07-21 1982-02-09 Hitachi Ltd Data transmission controlling system of plural controllers
US4402040A (en) * 1980-09-24 1983-08-30 Raytheon Company Distributed bus arbitration method and apparatus
US4451881A (en) 1981-11-03 1984-05-29 International Business Machines Corp. Data processing system bus for multiple independent users
US4470112A (en) * 1982-01-07 1984-09-04 Bell Telephone Laboratories, Incorporated Circuitry for allocating access to a demand-shared bus
US4473880A (en) * 1982-01-26 1984-09-25 Intel Corporation Arbitration means for controlling access to a bus shared by a number of modules
US4516205A (en) * 1982-11-09 1985-05-07 Eing A Hubert I Access control of data transmission network
US4626843A (en) * 1983-09-27 1986-12-02 Trw Inc. Multi-master communication bus system with parallel bus request arbitration

Also Published As

Publication number Publication date
JPS62134747A (ja) 1987-06-17
CA1277427C (en) 1990-12-04
US4791562A (en) 1988-12-13
EP0227311A1 (de) 1987-07-01
DE3669797D1 (de) 1990-04-26
EP0227311B1 (de) 1990-03-21

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