ZA814674B - Input/output processor and method of communication for data processing system - Google Patents

Input/output processor and method of communication for data processing system

Info

Publication number
ZA814674B
ZA814674B ZA814674A ZA814674A ZA814674B ZA 814674 B ZA814674 B ZA 814674B ZA 814674 A ZA814674 A ZA 814674A ZA 814674 A ZA814674 A ZA 814674A ZA 814674 B ZA814674 B ZA 814674B
Authority
ZA
South Africa
Prior art keywords
communication
input
data processing
processing system
output processor
Prior art date
Application number
ZA814674A
Other languages
English (en)
Inventor
Chari Venu
J Duke
Original Assignee
Ncr Co
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 Co filed Critical Ncr Co
Publication of ZA814674B publication Critical patent/ZA814674B/xx

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
    • G06F13/22—Handling requests for interconnection or transfer for access to input/output bus using successive scanning, e.g. polling
    • 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
    • G06F13/10—Program control for peripheral devices
    • G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
    • G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Communication Control (AREA)
ZA814674A 1980-07-11 1981-07-09 Input/output processor and method of communication for data processing system ZA814674B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16889680A 1980-07-11 1980-07-11

Publications (1)

Publication Number Publication Date
ZA814674B true ZA814674B (en) 1982-07-28

Family

ID=22613401

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA814674A ZA814674B (en) 1980-07-11 1981-07-09 Input/output processor and method of communication for data processing system

Country Status (9)

Country Link
EP (1) EP0055763B1 (xx)
JP (1) JPS57501000A (xx)
AU (1) AU543447B2 (xx)
BE (1) BE889602A (xx)
CA (1) CA1165895A (xx)
DE (1) DE3176948D1 (xx)
DK (1) DK103482A (xx)
WO (1) WO1982000374A1 (xx)
ZA (1) ZA814674B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2272083A (en) * 1992-10-27 1994-05-04 Winner Computer Inc Serial interface expansion/multiplexing.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512133A (en) * 1967-03-27 1970-05-12 Burroughs Corp Digital data transmission system having means for automatically switching the status of input-output control units
US3810114A (en) * 1971-12-29 1974-05-07 Tokyo Shibaura Electric Co Data processing system
US4016458A (en) * 1975-01-23 1977-04-05 Jerrold Electronics Corporation Radio frequency distribution network standby power system with overvoltage protection
US3995258A (en) * 1975-06-30 1976-11-30 Honeywell Information Systems, Inc. Data processing system having a data integrity technique
US4075691A (en) * 1975-11-06 1978-02-21 Bunker Ramo Corporation Communication control unit
US4067059A (en) * 1976-01-29 1978-01-03 Sperry Rand Corporation Shared direct memory access controller
US4059851A (en) * 1976-07-12 1977-11-22 Ncr Corporation Priority network for devices coupled by a common bus
DE2641741C2 (de) * 1976-09-16 1986-01-16 Siemens AG, 1000 Berlin und 8000 München Rechenanlage aus mehreren miteinander über ein Sammelleitungssystem verbundenen und zusammenwirkenden Einzelrechnern und einem Steuerrechner
US4200930A (en) * 1977-05-23 1980-04-29 Burroughs Corporation Adapter cluster module for data communications subsystem

Also Published As

Publication number Publication date
WO1982000374A1 (en) 1982-02-04
DK103482A (da) 1982-03-10
EP0055763A4 (en) 1986-02-20
EP0055763A1 (en) 1982-07-14
AU7415381A (en) 1982-02-16
AU543447B2 (en) 1985-04-18
CA1165895A (en) 1984-04-17
BE889602A (fr) 1981-11-03
DE3176948D1 (en) 1989-01-05
EP0055763B1 (en) 1988-11-30
JPS57501000A (xx) 1982-06-03

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