GB1499187A - Data processing methods and apparatus - Google Patents

Data processing methods and apparatus

Info

Publication number
GB1499187A
GB1499187A GB16851/75A GB1685175A GB1499187A GB 1499187 A GB1499187 A GB 1499187A GB 16851/75 A GB16851/75 A GB 16851/75A GB 1685175 A GB1685175 A GB 1685175A GB 1499187 A GB1499187 A GB 1499187A
Authority
GB
United Kingdom
Prior art keywords
address
instruction
register
store
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
GB16851/75A
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.)
Nixdorf Computer AG
Original Assignee
Nixdorf Computer AG
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 Nixdorf Computer AG filed Critical Nixdorf Computer AG
Publication of GB1499187A publication Critical patent/GB1499187A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection
    • G06F9/264—Microinstruction selection based on results of processing
    • G06F9/265—Microinstruction selection based on results of processing by address selection on input of storage

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
GB16851/75A 1974-04-24 1975-04-23 Data processing methods and apparatus Expired GB1499187A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742419837 DE2419837B2 (de) 1974-04-24 1974-04-24 Schaltungsanordnung zur adressierung eines mikroprogramms in datenverarbeitungseinrichtungen und verfahren zur durchfuehrung von sprungbefehlen

Publications (1)

Publication Number Publication Date
GB1499187A true GB1499187A (en) 1978-01-25

Family

ID=5913819

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16851/75A Expired GB1499187A (en) 1974-04-24 1975-04-23 Data processing methods and apparatus

Country Status (11)

Country Link
JP (1) JPS50147635A (enExample)
AT (1) AT351303B (enExample)
CA (1) CA1024263A (enExample)
CH (1) CH593517A5 (enExample)
DE (1) DE2419837B2 (enExample)
ES (1) ES436302A1 (enExample)
FR (1) FR2269146B1 (enExample)
GB (1) GB1499187A (enExample)
IT (1) IT1033334B (enExample)
NL (1) NL7504627A (enExample)
SE (1) SE409916B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT350306B (de) * 1977-01-24 1979-05-25 Dethloff Juergen Textverarbeitungsanlage
IN150275B (enExample) * 1977-10-25 1982-08-28 Digital Equipment Corp
JPS57149769A (en) * 1981-03-11 1982-09-16 Mitsubishi Electric Corp Manufacture of reverse direction operation npn transistor
DE3133742C2 (de) * 1981-08-26 1985-11-21 Otto 7750 Konstanz Müller Zentraleinheit einer mikroprogrammierten digitalen Mehrbit-Rechenanlage

Also Published As

Publication number Publication date
CA1024263A (en) 1978-01-10
FR2269146B1 (enExample) 1977-04-15
SE7504700L (sv) 1975-10-27
SE409916B (sv) 1979-09-10
DE2419837A1 (de) 1975-10-30
DE2419837B2 (de) 1976-12-02
ES436302A1 (es) 1977-04-01
AT351303B (de) 1979-07-25
IT1033334B (it) 1979-07-10
JPS50147635A (enExample) 1975-11-26
FR2269146A1 (enExample) 1975-11-21
NL7504627A (nl) 1975-10-28
ATA309275A (de) 1978-12-15
CH593517A5 (enExample) 1977-12-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee