IT8067052A0 - CONTROL MEMORY FOR NUMERICAL COMPUTERS - Google Patents

CONTROL MEMORY FOR NUMERICAL COMPUTERS

Info

Publication number
IT8067052A0
IT8067052A0 IT8067052A IT6705280A IT8067052A0 IT 8067052 A0 IT8067052 A0 IT 8067052A0 IT 8067052 A IT8067052 A IT 8067052A IT 6705280 A IT6705280 A IT 6705280A IT 8067052 A0 IT8067052 A0 IT 8067052A0
Authority
IT
Italy
Prior art keywords
control memory
computers
numerical
numerical computers
memory
Prior art date
Application number
IT8067052A
Other languages
Italian (it)
Other versions
IT1128852B (en
Inventor
William H Roberts
Spencer S Hu
Original Assignee
Digital Equipment 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 Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of IT8067052A0 publication Critical patent/IT8067052A0/en
Application granted granted Critical
Publication of IT1128852B publication Critical patent/IT1128852B/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/223—Execution means for microinstructions irrespective of the microinstruction function, e.g. decoding of microinstructions and nanoinstructions; timing of microinstructions; programmable logic arrays; delays and fan-out problems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/267—Microinstruction selection based on results of processing by instruction selection on output 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)
  • Logic Circuits (AREA)
IT67052/80A 1979-01-16 1980-01-15 CONTROL MEMORY FOR NUMERICAL PROCESSORS IT1128852B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US384179A 1979-01-16 1979-01-16

Publications (2)

Publication Number Publication Date
IT8067052A0 true IT8067052A0 (en) 1980-01-15
IT1128852B IT1128852B (en) 1986-06-04

Family

ID=21707845

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67052/80A IT1128852B (en) 1979-01-16 1980-01-15 CONTROL MEMORY FOR NUMERICAL PROCESSORS

Country Status (10)

Country Link
JP (1) JPS55116147A (en)
AU (1) AU540233B2 (en)
BR (1) BR8000169A (en)
CA (1) CA1139001A (en)
DE (1) DE2951040A1 (en)
FI (1) FI74355C (en)
FR (1) FR2447062B1 (en)
GB (1) GB2046963B (en)
IT (1) IT1128852B (en)
SE (1) SE449800B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2077010B (en) * 1980-06-02 1984-10-31 Hitachi Ltd Microprogramme control method and apparatus therefor
JPS5748139A (en) * 1980-09-04 1982-03-19 Nec Corp Microprogram control device
DE3138971A1 (en) * 1981-09-30 1983-04-21 Siemens AG, 1000 Berlin und 8000 München MICROPROGRAMMING PROCESSOR AND METHOD FOR ITS OPERATION
US4931989A (en) * 1982-02-22 1990-06-05 International Business Machines Corporation Microword generation mechanism utilizing a separate programmable logic array for first microwords
US4594661A (en) * 1982-02-22 1986-06-10 International Business Machines Corp. Microword control system utilizing multiplexed programmable logic arrays
US4685080A (en) * 1982-02-22 1987-08-04 International Business Machines Corp. Microword generation mechanism utilizing separate programmable logic arrays for first and second microwords
US4575794A (en) * 1982-02-22 1986-03-11 International Business Machines Corp. Clocking mechanism for multiple overlapped dynamic programmable logic arrays used in a digital control unit
DE3214068A1 (en) * 1982-04-16 1983-10-20 VMEI Lenin, Sofia Multi-processor calculating machine
JPS5962953A (en) * 1982-10-04 1984-04-10 Hitachi Ltd Microprogram controller
US4661901A (en) * 1982-12-23 1987-04-28 International Business Machines Corporation Microprocessor control system utilizing overlapped programmable logic arrays
DE3481023D1 (en) * 1983-11-10 1990-02-15 Fujitsu Ltd SYSTEM CONTROLLED BY THE MICROPROGRAM.
GB2161001B (en) * 1984-06-25 1988-09-01 Rational Distributed microcode address apparatus for computer
JPS61170828A (en) * 1985-01-24 1986-08-01 Hitachi Ltd Microprogram control device
FR2587516B1 (en) * 1985-09-13 1987-11-20 Eurotechnique Sa INSTRUCTION SEQUENCER FOR MICROPROCESSOR WITH NETWORK ARCHITECTURE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3839705A (en) * 1972-12-14 1974-10-01 Gen Electric Data processor including microprogram control means
US3800293A (en) * 1972-12-26 1974-03-26 Ibm Microprogram control subsystem
US3953833A (en) * 1974-08-21 1976-04-27 Technology Marketing Incorporated Microprogrammable computer having a dual function secondary storage element
DE2621399A1 (en) * 1975-05-29 1976-12-09 Int Standard Electric Corp STORAGE DEVICE
JPS53107250A (en) * 1977-03-01 1978-09-19 Sanyo Electric Co Ltd Microprogram control system

Also Published As

Publication number Publication date
FI74355C (en) 1988-01-11
GB2046963A (en) 1980-11-19
AU5449880A (en) 1980-07-24
JPS55116147A (en) 1980-09-06
IT1128852B (en) 1986-06-04
FR2447062B1 (en) 1987-03-20
GB2046963B (en) 1983-09-01
DE2951040A1 (en) 1980-07-24
AU540233B2 (en) 1984-11-08
CA1139001A (en) 1983-01-04
FI800118A (en) 1980-07-17
SE8000323L (en) 1980-07-17
JPH0117178B2 (en) 1989-03-29
SE449800B (en) 1987-05-18
BR8000169A (en) 1980-10-21
FI74355B (en) 1987-09-30
DE2951040C2 (en) 1990-10-25
FR2447062A1 (en) 1980-08-14

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19930118