GB2068690B - Data transmission system for digital controllers - Google Patents

Data transmission system for digital controllers

Info

Publication number
GB2068690B
GB2068690B GB8102067A GB8102067A GB2068690B GB 2068690 B GB2068690 B GB 2068690B GB 8102067 A GB8102067 A GB 8102067A GB 8102067 A GB8102067 A GB 8102067A GB 2068690 B GB2068690 B GB 2068690B
Authority
GB
United Kingdom
Prior art keywords
data transmission
transmission system
digital controllers
controllers
digital
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
GB8102067A
Other versions
GB2068690A (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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of GB2068690A publication Critical patent/GB2068690A/en
Application granted granted Critical
Publication of GB2068690B publication Critical patent/GB2068690B/en
Expired 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
    • G06F13/36—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
    • G06F13/366—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control using a centralised polling arbiter
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B15/00—Systems controlled by a computer
    • G05B15/02—Systems controlled by a computer electric
    • 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
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/22—Handling requests for interconnection or transfer for access to input/output bus using successive scanning, e.g. polling
    • G06F13/225—Handling requests for interconnection or transfer for access to input/output bus using successive scanning, e.g. polling with priority control
    • 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
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/32—Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer
    • G06F13/34—Handling requests for interconnection or transfer for access to input/output bus using combination of interrupt and burst mode transfer with priority control

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Multi Processors (AREA)
  • Small-Scale Networks (AREA)
  • Selective Calling Equipment (AREA)
  • Bus Control (AREA)
  • Feedback Control In General (AREA)
  • Control By Computers (AREA)
GB8102067A 1980-01-31 1981-01-23 Data transmission system for digital controllers Expired GB2068690B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1106480A JPS56108103A (en) 1980-01-31 1980-01-31 Data transmission system of digital control device

Publications (2)

Publication Number Publication Date
GB2068690A GB2068690A (en) 1981-08-12
GB2068690B true GB2068690B (en) 1984-09-12

Family

ID=11767559

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8102067A Expired GB2068690B (en) 1980-01-31 1981-01-23 Data transmission system for digital controllers

Country Status (5)

Country Link
JP (1) JPS56108103A (en)
AU (1) AU527156B2 (en)
DE (1) DE3102633A1 (en)
FR (1) FR2475327B1 (en)
GB (1) GB2068690B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0075625B1 (en) * 1981-09-29 1986-12-10 BURROUGHS CORPORATION (a Delaware corporation) Conversation bus for a data processing system
JPS58501557A (en) * 1981-09-29 1983-09-16 バロース　コーポレーション How to drive a bus in a data processing system
JPS60235558A (en) * 1984-05-08 1985-11-22 Matsushita Electric Ind Co Ltd Signal transmission system
JPS6123450A (en) * 1984-07-11 1986-01-31 Fujitsu Ltd Center switching system
US4680753A (en) * 1985-04-03 1987-07-14 Texas Instruments Incorporated System and method for controlling network bus communications for input-output interlocking information among distributed programmable controllers
JPS6214547A (en) * 1985-07-11 1987-01-23 Riichiro Obara Data gathering and processing system
GB2181026A (en) * 1985-09-20 1987-04-08 Burroughs Corp Distributed electronic mailbox system
JPH01256843A (en) * 1988-03-25 1989-10-13 Ncr Corp Link control system
US6374319B1 (en) 1999-06-22 2002-04-16 Philips Electronics North America Corporation Flag-controlled arbitration of requesting agents

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2250448A5 (en) * 1973-11-06 1975-05-30 Honeywell Bull Soc Ind
JPS5215204A (en) * 1975-07-26 1977-02-04 Fuji Electric Co Ltd Informatioon transmission system
FR2337477A1 (en) * 1975-12-31 1977-07-29 Honeywell Bull Soc Ind METHOD AND DEVICE FOR INITIALIZING A TRANSMITTER-RECEIVER STATION OF AN INFORMATION EXCHANGE SYSTEM BETWEEN SEVERAL STATIONS LINKED TO ONE Another BY A LINK CHANNEL
US4223380A (en) * 1978-04-06 1980-09-16 Ncr Corporation Distributed multiprocessor communication system

Also Published As

Publication number Publication date
JPS56108103A (en) 1981-08-27
AU6675581A (en) 1981-08-06
DE3102633A1 (en) 1982-01-21
FR2475327B1 (en) 1988-07-22
AU527156B2 (en) 1983-02-17
GB2068690A (en) 1981-08-12
FR2475327A1 (en) 1981-08-07

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19981002

PE20 Patent expired after termination of 20 years

Effective date: 20010122