YU153685A - Lsi microprocessor chip with legs of reversible compatibility and front extended functionality - Google Patents

Lsi microprocessor chip with legs of reversible compatibility and front extended functionality

Info

Publication number
YU153685A
YU153685A YU01536/85A YU153685A YU153685A YU 153685 A YU153685 A YU 153685A YU 01536/85 A YU01536/85 A YU 01536/85A YU 153685 A YU153685 A YU 153685A YU 153685 A YU153685 A YU 153685A
Authority
YU
Yugoslavia
Prior art keywords
reversible
compatibility
legs
microprocessor chip
extended functionality
Prior art date
Application number
YU01536/85A
Other languages
English (en)
Inventor
J J Bradley
Original Assignee
Honeywell Bull
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 Honeywell Bull filed Critical Honeywell Bull
Publication of YU153685A publication Critical patent/YU153685A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/76—Architectures of general purpose stored program computers
    • G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
    • G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
    • G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/22—Means for limiting or controlling the pin/gate ratio
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/06—Addressing a physical block of locations, e.g. base addressing, module addressing, memory dedication
    • G06F12/0615—Address space extension
    • G06F12/0623—Address space extension for memory modules

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microcomputers (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
YU01536/85A 1984-09-26 1985-09-26 Lsi microprocessor chip with legs of reversible compatibility and front extended functionality YU153685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/655,111 US4677548A (en) 1984-09-26 1984-09-26 LSI microprocessor chip with backward pin compatibility and forward expandable functionality

Publications (1)

Publication Number Publication Date
YU153685A true YU153685A (en) 1988-08-31

Family

ID=24627560

Family Applications (1)

Application Number Title Priority Date Filing Date
YU01536/85A YU153685A (en) 1984-09-26 1985-09-26 Lsi microprocessor chip with legs of reversible compatibility and front extended functionality

Country Status (4)

Country Link
US (1) US4677548A (fr)
EP (1) EP0177848A3 (fr)
CA (1) CA1241455A (fr)
YU (1) YU153685A (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876639A (en) * 1983-09-20 1989-10-24 Mensch Jr William D Method and circuitry for causing sixteen bit microprocessor to execute eight bit op codes to produce either internal sixteen bit operation or internal eight bit operation in accordance with an emulation bit
JPS61273658A (ja) * 1985-05-29 1986-12-03 Toshiba Corp 多目的制御装置
JPS6226561A (ja) * 1985-07-26 1987-02-04 Toshiba Corp パ−ソナルコンピユ−タ
US5426767A (en) * 1987-08-03 1995-06-20 Compaq Computer Corporation Method for distinguishing between a 286-type central processing unit and a 386-type central processing unit
US5163145A (en) * 1989-04-25 1992-11-10 Dell Usa L.P. Circuit for determining between a first or second type CPU at reset by examining upper M bits of initial memory reference
US5142469A (en) * 1990-03-29 1992-08-25 Ge Fanuc Automation North America, Inc. Method for converting a programmable logic controller hardware configuration and corresponding control program for use on a first programmable logic controller to use on a second programmable logic controller
DE9012642U1 (de) * 1990-09-04 1992-02-06 Schneider, Edgar, 8057 Günzenhausen Mikrocomputer-Schaltungsanordnung
DE69121382T2 (de) * 1991-01-17 1997-02-27 Philips Electronics Nv Emulator zur Emulation eines verbindungsloses Mikrokontroller und Mikrokontroller zur Verwendung in einem solchen Emulator
EP0516323A1 (fr) * 1991-05-28 1992-12-02 International Business Machines Corporation Systèmes d'ordinateur personnel
JP3227542B2 (ja) * 1991-06-17 2001-11-12 サン・マイクロシステムズ・インコーポレーテッド 特定のコンピュータ・ハードウェア・アーキテクチャのために作成されたソフトウェアのバージョンの互換性を確保する装置および方法
GB2261753B (en) * 1991-11-19 1995-07-12 Intel Corp Multi-mode microprocessor with electrical pin for selective re-initialization of processor state
US5835960A (en) * 1994-01-07 1998-11-10 Cirrus Logic, Inc. Apparatus and method for interfacing a peripheral device having a ROM BIOS to a PCI bus
US5669014A (en) * 1994-08-29 1997-09-16 Intel Corporation System and method having processor with selectable burst or no-burst write back mode depending upon signal indicating the system is configured to accept bit width larger than the bus width
US5796981A (en) * 1994-09-16 1998-08-18 Cirrus Logic, Inc. Method and apparatus for providing register compatibility between non-identical integrated circuits
US5812858A (en) * 1994-09-16 1998-09-22 Cirrus Logic, Inc. Method and apparatus for providing register and interrupt compatibility between non-identical integrated circuits
US5799203A (en) * 1996-05-17 1998-08-25 Advanced Micro Devices, Inc. System for receiving peripheral device capability information and selectively disabling corresponding processing unit function when the device failing to support such function
JP3461443B2 (ja) * 1998-04-07 2003-10-27 松下電器産業株式会社 半導体装置、半導体装置の設計方法、記録媒体および半導体装置の設計支援装置
KR100403897B1 (ko) * 2000-11-30 2003-11-05 주식회사 마이다스엔지니어링 윈도우즈 에물레이션 80씨196(16비트) 트레이너
US7111099B2 (en) * 2002-07-19 2006-09-19 Dell Products L.P. Information handling system with improved bus system
US6813748B2 (en) * 2002-09-24 2004-11-02 Infineon Technologies Ag System and method for enabling a vendor mode on an integrated circuit
KR101187642B1 (ko) * 2011-05-02 2012-10-08 에스케이하이닉스 주식회사 집적 회로의 모니터링 장치

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2706222A (en) * 1952-05-22 1955-04-12 Bell Telephone Labor Inc Transistor lockout circuit
US4168537A (en) * 1975-05-02 1979-09-18 Tokyo Shibaura Electric Co., Ltd. Nonvolatile memory system enabling nonvolatile data transfer during power on
US4074353A (en) * 1976-05-24 1978-02-14 Honeywell Information Systems Inc. Trap mechanism for a data processing system
GB1595451A (en) * 1976-11-26 1981-08-12 Solartron Electronic Group Multi function patch pin circuit
US4159541A (en) * 1977-07-01 1979-06-26 Ncr Corporation Minimum pin memory device
US4145760A (en) * 1978-04-11 1979-03-20 Ncr Corporation Memory device having a reduced number of pins
US4148099A (en) * 1978-04-11 1979-04-03 Ncr Corporation Memory device having a minimum number of pins
DE2824862A1 (de) * 1978-06-06 1979-12-20 Siemens Ag Monolithisch integrierte digitale halbleiterschaltung
NL7807314A (nl) * 1978-07-06 1980-01-08 Philips Nv Inrichting voor het vergroten van de lengte van een logisch computeradres.
FR2431732A1 (fr) * 1978-07-19 1980-02-15 Materiel Telephonique Dispositif de conversion d'adresse virtuelle en adresse reelle
US4388685A (en) * 1978-08-04 1983-06-14 Digital Equipment Corporation Central processor with apparatus for extended virtual addressing
US4198698A (en) * 1978-12-06 1980-04-15 Fairchild Camera And Instrument Corporation Chip select power-down control circuitry
US4340933A (en) * 1979-02-12 1982-07-20 Honeywell Information Systems Inc. Data processing system having centralized nonexistent memory address detection
JPS57174756A (en) * 1981-04-21 1982-10-27 Toshiba Corp Controlling system for mode setting

Also Published As

Publication number Publication date
CA1241455A (fr) 1988-08-30
US4677548A (en) 1987-06-30
EP0177848A3 (fr) 1988-01-13
EP0177848A2 (fr) 1986-04-16

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