AU5300679A - D.m.a. revolving priority apparatus - Google Patents

D.m.a. revolving priority apparatus

Info

Publication number
AU5300679A
AU5300679A AU53006/79A AU5300679A AU5300679A AU 5300679 A AU5300679 A AU 5300679A AU 53006/79 A AU53006/79 A AU 53006/79A AU 5300679 A AU5300679 A AU 5300679A AU 5300679 A AU5300679 A AU 5300679A
Authority
AU
Australia
Prior art keywords
priority apparatus
revolving priority
revolving
priority
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.)
Granted
Application number
AU53006/79A
Other versions
AU534761B2 (en
Inventor
Minoru Inoshita
Gerald N. Winfrey
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.)
Bull HN Information Systems Inc
Original Assignee
Honeywell Information Systems Italia SpA
Honeywell Information Systems Inc
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 Honeywell Information Systems Italia SpA, Honeywell Information Systems Inc filed Critical Honeywell Information Systems Italia SpA
Publication of AU5300679A publication Critical patent/AU5300679A/en
Application granted granted Critical
Publication of AU534761B2 publication Critical patent/AU534761B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
    • G06F13/30—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal with priority control

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
AU53006/79A 1978-12-26 1979-11-20 D.m.a. revolving priority apparatus Ceased AU534761B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US97319678A 1978-12-26 1978-12-26
US973196 1978-12-26

Publications (2)

Publication Number Publication Date
AU5300679A true AU5300679A (en) 1980-07-03
AU534761B2 AU534761B2 (en) 1984-02-16

Family

ID=25520615

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53006/79A Ceased AU534761B2 (en) 1978-12-26 1979-11-20 D.m.a. revolving priority apparatus

Country Status (7)

Country Link
JP (1) JPS5588121A (en)
AU (1) AU534761B2 (en)
CA (1) CA1132265A (en)
DE (1) DE2951055A1 (en)
FR (1) FR2445556B1 (en)
GB (1) GB2039105B (en)
YU (1) YU40587B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2551236B1 (en) 1983-08-30 1990-07-06 Canon Kk IMAGE PROCESSING SYSTEM
US5241661A (en) * 1987-03-27 1993-08-31 International Business Machines Corporation DMA access arbitration device in which CPU can arbitrate on behalf of attachment having no arbiter
US4901234A (en) * 1987-03-27 1990-02-13 International Business Machines Corporation Computer system having programmable DMA control
JP2550496B2 (en) * 1989-03-30 1996-11-06 三菱電機株式会社 DMA controller

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL154023B (en) * 1969-02-01 1977-07-15 Philips Nv PRIORITY CIRCUIT.
US3553656A (en) * 1969-06-03 1971-01-05 Gen Electric Selector for the dynamic assignment of priority on a periodic basis
JPS5147298B2 (en) * 1971-08-30 1976-12-14
US3961312A (en) * 1974-07-15 1976-06-01 International Business Machines Corporation Cycle interleaving during burst mode operation

Also Published As

Publication number Publication date
GB2039105B (en) 1983-02-16
AU534761B2 (en) 1984-02-16
JPS636891B2 (en) 1988-02-12
FR2445556B1 (en) 1988-03-18
DE2951055C2 (en) 1990-08-30
GB2039105A (en) 1980-07-30
FR2445556A1 (en) 1980-07-25
JPS5588121A (en) 1980-07-03
YU316779A (en) 1982-06-30
YU40587B (en) 1986-02-28
CA1132265A (en) 1982-09-21
DE2951055A1 (en) 1980-07-17

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