BE863099R - MEMORY ACCESS CONTROL DEVICE FOR MICROPROCESSOR - Google Patents

MEMORY ACCESS CONTROL DEVICE FOR MICROPROCESSOR

Info

Publication number
BE863099R
BE863099R BE2056624A BE2056624A BE863099R BE 863099 R BE863099 R BE 863099R BE 2056624 A BE2056624 A BE 2056624A BE 2056624 A BE2056624 A BE 2056624A BE 863099 R BE863099 R BE 863099R
Authority
BE
Belgium
Prior art keywords
microprocessor
control device
access control
memory access
memory
Prior art date
Application number
BE2056624A
Other languages
French (fr)
Inventor
D Dilli
D Hornburger
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of BE863099R publication Critical patent/BE863099R/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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3818—Decoding for concurrent execution
    • G06F9/382—Pipelined decoding, e.g. using predecoding
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/30149—Instruction analysis, e.g. decoding, instruction word fields of variable length instructions
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/30149—Instruction analysis, e.g. decoding, instruction word fields of variable length instructions
    • G06F9/30152—Determining start or end of instruction; determining instruction length
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/321—Program or instruction counter, e.g. incrementing
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3802—Instruction prefetching

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Bus Control (AREA)
  • Executing Machine-Instructions (AREA)
  • Advance Control (AREA)
BE2056624A 1977-01-22 1978-01-20 MEMORY ACCESS CONTROL DEVICE FOR MICROPROCESSOR BE863099R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772702586 DE2702586C3 (en) 1977-01-22 1977-01-22 Circuit arrangement for controlling memory access in a computer

Publications (1)

Publication Number Publication Date
BE863099R true BE863099R (en) 1978-07-20

Family

ID=5999288

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2056624A BE863099R (en) 1977-01-22 1978-01-20 MEMORY ACCESS CONTROL DEVICE FOR MICROPROCESSOR

Country Status (4)

Country Link
AU (1) AU3164077A (en)
BE (1) BE863099R (en)
DE (1) DE2702586C3 (en)
FR (1) FR2378313A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0776917B2 (en) * 1984-12-29 1995-08-16 ソニー株式会社 Micro computer
DE3642994C2 (en) * 1985-12-21 1997-12-11 Aeg Schneider Automation Gmbh Method and arrangement for controlling the data that can be processed by a microprocessor or microcomputer with a defined instruction set in a certain period of time by successively processing instructions
US5115496A (en) * 1988-01-26 1992-05-19 Nec Corporation Queue device capable of quickly transferring a digital signal unit of a word length different from a single word length
JP2779557B2 (en) * 1991-07-09 1998-07-23 三菱電機株式会社 Parallel processing unit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3162841A (en) * 1961-11-14 1964-12-22 Ibm Instruction counter system
DE2557787C2 (en) * 1975-12-22 1982-09-09 Siemens AG, 1000 Berlin und 8000 München Pre-loading device for the micro-programmed and hidden provision of machine instructions of different formats in a processor of a data processing system

Also Published As

Publication number Publication date
DE2702586A1 (en) 1978-07-27
DE2702586C3 (en) 1979-07-05
AU3164077A (en) 1979-06-21
DE2702586B2 (en) 1978-11-02
FR2378313A1 (en) 1978-08-18

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