GB1356269A - Digital data handling system - Google Patents

Digital data handling system

Info

Publication number
GB1356269A
GB1356269A GB4477571A GB4477571A GB1356269A GB 1356269 A GB1356269 A GB 1356269A GB 4477571 A GB4477571 A GB 4477571A GB 4477571 A GB4477571 A GB 4477571A GB 1356269 A GB1356269 A GB 1356269A
Authority
GB
United Kingdom
Prior art keywords
interrupt
module
terminal
level interrupt
high level
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
GB4477571A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Priority to GB4477571A priority Critical patent/GB1356269A/en
Priority to DE19722234407 priority patent/DE2234407C2/de
Priority to IT2748972A priority patent/IT963422B/it
Priority to JP47083824A priority patent/JPS5118772B2/ja
Priority to FR7233191A priority patent/FR2154128A5/fr
Priority to CA152,309A priority patent/CA955689A/en
Publication of GB1356269A publication Critical patent/GB1356269A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/423—Loop networks with centralised control, e.g. polling
    • 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
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/24—Handling requests for interconnection or transfer for access to input/output bus using interrupt
    • G06F13/26—Handling requests for interconnection or transfer for access to input/output bus using interrupt with priority control

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
GB4477571A 1971-09-25 1971-09-25 Digital data handling system Expired GB1356269A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB4477571A GB1356269A (en) 1971-09-25 1971-09-25 Digital data handling system
DE19722234407 DE2234407C2 (de) 1971-09-25 1972-07-13 Datenverarbeitungsanlage
IT2748972A IT963422B (it) 1971-09-25 1972-07-27 Sistema numerico per l elabora zione dei dati
JP47083824A JPS5118772B2 (enrdf_load_stackoverflow) 1971-09-25 1972-08-23
FR7233191A FR2154128A5 (enrdf_load_stackoverflow) 1971-09-25 1972-09-12
CA152,309A CA955689A (en) 1971-09-25 1972-09-22 Digital data handling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4477571A GB1356269A (en) 1971-09-25 1971-09-25 Digital data handling system

Publications (1)

Publication Number Publication Date
GB1356269A true GB1356269A (en) 1974-06-12

Family

ID=10434687

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4477571A Expired GB1356269A (en) 1971-09-25 1971-09-25 Digital data handling system

Country Status (6)

Country Link
JP (1) JPS5118772B2 (enrdf_load_stackoverflow)
CA (1) CA955689A (enrdf_load_stackoverflow)
DE (1) DE2234407C2 (enrdf_load_stackoverflow)
FR (1) FR2154128A5 (enrdf_load_stackoverflow)
GB (1) GB1356269A (enrdf_load_stackoverflow)
IT (1) IT963422B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104002U (enrdf_load_stackoverflow) * 1975-02-17 1976-08-20
GB1508854A (en) * 1975-07-04 1978-04-26 Ibm Data handling system
DE2744111A1 (de) * 1977-09-30 1979-04-05 Siemens Ag Schaltungsanordnung zur eingabe von unterbrechungsbefehlen und ausgabe von unterbrechungsbestaetigungen fuer computer-systeme
JPS5846098B2 (ja) * 1978-10-30 1983-10-14 株式会社日立製作所 ル−プバスネットワ−クシステムにおけるバス優先制御方式
IT1100916B (it) * 1978-11-06 1985-09-28 Honeywell Inf Systems Apparato per gestione di richieste di trasferimento dati in sistemi di elaborazione dati

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1228550A (enrdf_load_stackoverflow) * 1969-04-30 1971-04-15

Also Published As

Publication number Publication date
JPS5118772B2 (enrdf_load_stackoverflow) 1976-06-12
JPS4841644A (enrdf_load_stackoverflow) 1973-06-18
FR2154128A5 (enrdf_load_stackoverflow) 1973-05-04
IT963422B (it) 1974-01-10
DE2234407A1 (de) 1973-03-29
CA955689A (en) 1974-10-01
DE2234407C2 (de) 1982-04-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee