FR2710992B1 - Contrôleur de microprogramme. - Google Patents

Contrôleur de microprogramme.

Info

Publication number
FR2710992B1
FR2710992B1 FR9411850A FR9411850A FR2710992B1 FR 2710992 B1 FR2710992 B1 FR 2710992B1 FR 9411850 A FR9411850 A FR 9411850A FR 9411850 A FR9411850 A FR 9411850A FR 2710992 B1 FR2710992 B1 FR 2710992B1
Authority
FR
France
Prior art keywords
firmware controller
firmware
controller
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 - Fee Related
Application number
FR9411850A
Other languages
English (en)
Other versions
FR2710992A1 (fr
Inventor
Kondo Hidetoshi
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of FR2710992A1 publication Critical patent/FR2710992A1/fr
Application granted granted Critical
Publication of FR2710992B1 publication Critical patent/FR2710992B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F9/26—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)
FR9411850A 1993-10-05 1994-10-04 Contrôleur de microprogramme. Expired - Fee Related FR2710992B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5248934A JPH07104996A (ja) 1993-10-05 1993-10-05 マイクロプログラム制御装置

Publications (2)

Publication Number Publication Date
FR2710992A1 FR2710992A1 (fr) 1995-04-14
FR2710992B1 true FR2710992B1 (fr) 1998-09-04

Family

ID=17185593

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9411850A Expired - Fee Related FR2710992B1 (fr) 1993-10-05 1994-10-04 Contrôleur de microprogramme.

Country Status (3)

Country Link
US (1) US5600842A (fr)
JP (1) JPH07104996A (fr)
FR (1) FR2710992B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6076154A (en) * 1998-01-16 2000-06-13 U.S. Philips Corporation VLIW processor has different functional units operating on commands of different widths
JP5863855B2 (ja) * 2014-02-26 2016-02-17 ファナック株式会社 分岐命令を高速に処理するためのインストラクションキャッシュを有するプログラマブルコントローラ

Family Cites Families (15)

* 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
JPS5410219B2 (fr) * 1973-12-07 1979-05-02
US4270184A (en) * 1978-03-16 1981-05-26 Tokyo Shibaura Denki Kabushiki Kaisha Microprocessor-based programmable logic controller
JPS5557951A (en) * 1978-10-24 1980-04-30 Toshiba Corp Read control system of control memory unit
US4438492A (en) * 1980-08-01 1984-03-20 Advanced Micro Devices, Inc. Interruptable microprogram controller for microcomputer systems
JPS5896349A (ja) * 1981-12-02 1983-06-08 Hitachi Ltd マイクロ命令制御のデータ処理装置
JPS58186846A (ja) * 1982-04-27 1983-10-31 Nec Corp マイクロプログラム制御装置
JPS58225422A (ja) * 1982-06-25 1983-12-27 Toshiba Corp デ−タ制御装置
JPS61134839A (ja) * 1984-12-04 1986-06-21 Nec Corp 可変語長のマイクロプログラム制御方式
JPS61269734A (ja) * 1985-05-23 1986-11-29 Hitachi Ltd マイクロプログラム制御方式
JPH06103460B2 (ja) * 1985-11-19 1994-12-14 ソニー株式会社 プログラム転送方式
US5144628A (en) * 1988-10-05 1992-09-01 Nec Corporation Microprogram controller in data processing apparatus
EP0388735A3 (fr) * 1989-03-10 1993-01-13 Nec Corporation Dispositif de commande de microprogramme à générateur d'instructions fixes et mémoire de microprogramme
JPH04328634A (ja) * 1991-04-26 1992-11-17 Nec Corp マイクロプログラム制御装置
EP0522513A2 (fr) * 1991-07-09 1993-01-13 Hughes Aircraft Company Unité de commande à grande vitesse pour programme à microcode parallèle

Also Published As

Publication number Publication date
US5600842A (en) 1997-02-04
JPH07104996A (ja) 1995-04-21
FR2710992A1 (fr) 1995-04-14

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Legal Events

Date Code Title Description
ST Notification of lapse