GB1485189A - Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing system - Google Patents

Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing system

Info

Publication number
GB1485189A
GB1485189A GB417475A GB417475A GB1485189A GB 1485189 A GB1485189 A GB 1485189A GB 417475 A GB417475 A GB 417475A GB 417475 A GB417475 A GB 417475A GB 1485189 A GB1485189 A GB 1485189A
Authority
GB
United Kingdom
Prior art keywords
channel
program
data
input
logic
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
GB417475A
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.)
Bull SA
Original Assignee
Bull SA
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 Bull SA filed Critical Bull SA
Publication of GB1485189A publication Critical patent/GB1485189A/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
    • G06F13/10—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
    • G06F13/122—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware performs an I/O function other than control of data transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer And Data Communications (AREA)
  • Communication Control (AREA)
GB417475A 1974-02-01 1975-01-30 Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing system Expired GB1485189A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7403488A FR2289003A1 (fr) 1974-02-01 1974-02-01 Dispositif de commande de transferts de donnees entre la memoire centrale et les unites peripheriques d'un systeme informatique

Publications (1)

Publication Number Publication Date
GB1485189A true GB1485189A (en) 1977-09-08

Family

ID=9134378

Family Applications (1)

Application Number Title Priority Date Filing Date
GB417475A Expired GB1485189A (en) 1974-02-01 1975-01-30 Apparatus for controlling the transfer of data between the central memory and the peripheral units of a data-processing system

Country Status (5)

Country Link
JP (1) JPS6022380B2 (lv)
DE (1) DE2503891C2 (lv)
FR (1) FR2289003A1 (lv)
GB (1) GB1485189A (lv)
IT (1) IT1031322B (lv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3048417A1 (de) * 1980-12-22 1982-07-08 Computer Gesellschaft Konstanz Mbh, 7750 Konstanz Datenverarbeitungsanlage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3550133A (en) * 1964-04-06 1970-12-22 Ibm Automatic channel apparatus
NL164143C (nl) * 1965-09-10 Ibm Gegevensverwerkend systeem met variabele prioriteiten.
GB1173356A (en) * 1966-05-25 1969-12-10 Gen Electric Apparatus for handling data records in a computer system
US3559187A (en) * 1968-11-13 1971-01-26 Gen Electric Input/output controller with linked data control words
US3639909A (en) * 1970-01-26 1972-02-01 Burroughs Corp Multichannel input/output control with automatic channel selection

Also Published As

Publication number Publication date
IT1031322B (it) 1979-04-30
JPS6022380B2 (ja) 1985-06-01
FR2289003B1 (lv) 1977-09-16
JPS50125644A (lv) 1975-10-02
DE2503891A1 (de) 1975-08-07
DE2503891C2 (de) 1985-03-21
FR2289003A1 (fr) 1976-05-21

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19950129