AU540233B2 - Control memory - Google Patents

Control memory

Info

Publication number
AU540233B2
AU540233B2 AU54498/80A AU5449880A AU540233B2 AU 540233 B2 AU540233 B2 AU 540233B2 AU 54498/80 A AU54498/80 A AU 54498/80A AU 5449880 A AU5449880 A AU 5449880A AU 540233 B2 AU540233 B2 AU 540233B2
Authority
AU
Australia
Prior art keywords
control memory
memory
control
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.)
Ceased
Application number
AU54498/80A
Other versions
AU5449880A (en
Inventor
Spencer S. Hu
William H. Roberts
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.)
Digital Equipment Corp
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 AU5449880A publication Critical patent/AU5449880A/en
Application granted granted Critical
Publication of AU540233B2 publication Critical patent/AU540233B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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)
AU54498/80A 1979-01-16 1980-01-09 Control memory Ceased AU540233B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US384179A 1979-01-16 1979-01-16
US003841 1995-09-14

Publications (2)

Publication Number Publication Date
AU5449880A AU5449880A (en) 1980-07-24
AU540233B2 true AU540233B2 (en) 1984-11-08

Family

ID=21707845

Family Applications (1)

Application Number Title Priority Date Filing Date
AU54498/80A Ceased AU540233B2 (en) 1979-01-16 1980-01-09 Control memory

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
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
US4594661A (en) * 1982-02-22 1986-06-10 International Business Machines Corp. Microword control system utilizing multiplexed programmable logic arrays
US4931989A (en) * 1982-02-22 1990-06-05 International Business Machines Corporation Microword generation mechanism utilizing a separate programmable logic array for first microwords
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
US4812970A (en) * 1983-11-10 1989-03-14 Fujitsu Limited Microprogram control system
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
IT8067052A0 (en) 1980-01-15
IT1128852B (en) 1986-06-04
FR2447062B1 (en) 1987-03-20
SE449800B (en) 1987-05-18
DE2951040C2 (en) 1990-10-25
FI800118A (en) 1980-07-17
JPS55116147A (en) 1980-09-06
GB2046963A (en) 1980-11-19
BR8000169A (en) 1980-10-21
FI74355C (en) 1988-01-11
JPH0117178B2 (en) 1989-03-29
DE2951040A1 (en) 1980-07-24
FI74355B (en) 1987-09-30
AU5449880A (en) 1980-07-24
GB2046963B (en) 1983-09-01
SE8000323L (en) 1980-07-17
FR2447062A1 (en) 1980-08-14
CA1139001A (en) 1983-01-04

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