KR910017293A - 마아크로 콘트롤러 - Google Patents

마아크로 콘트롤러 Download PDF

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Publication number
KR910017293A
KR910017293A KR1019910004738A KR910004738A KR910017293A KR 910017293 A KR910017293 A KR 910017293A KR 1019910004738 A KR1019910004738 A KR 1019910004738A KR 910004738 A KR910004738 A KR 910004738A KR 910017293 A KR910017293 A KR 910017293A
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KR
South Korea
Prior art keywords
program
memory
user
cpu
user program
Prior art date
Application number
KR1019910004738A
Other languages
English (en)
Other versions
KR930008040B1 (ko
Inventor
야스오 사이토
Original Assignee
아오이 죠이치
가부시키가이샤 도시바
다케다이 마사다카
도시바 마이크로 일렉트로닉스 가부시키가이샤
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.)
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Application filed by 아오이 죠이치, 가부시키가이샤 도시바, 다케다이 마사다카, 도시바 마이크로 일렉트로닉스 가부시키가이샤 filed Critical 아오이 죠이치
Publication of KR910017293A publication Critical patent/KR910017293A/ko
Application granted granted Critical
Publication of KR930008040B1 publication Critical patent/KR930008040B1/ko

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
    • G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
    • G06F12/1441—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block for a range
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/36—Preventing errors by testing or debugging software
    • G06F11/362—Software debugging
    • G06F11/3648—Software debugging using additional hardware

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
  • Debugging And Monitoring (AREA)

Abstract

내용 없음

Description

마아크로 콘트롤러
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명의 1 실시예에 따른 구성을 도시해 놓은 블록도, 제 2 도는 제 1 도에 도시된 회로의 작동을 설명하기 위한 플로우챠트, 제 3 도 내지 제 6 도는 상기 실시예에 따른 마이크로콘트롤러의 작용을 설명하기 위한 타이밍챠트이다.

Claims (1)

  1. 제조시에 미리 프로그램되는 기본 메인프로그램을 기억하는 제 1 메모리(16)와, 제조후에 사용자에 의해 작성되는 사용자프로그램을 기억하는 제 2 메모리(18), 상기 제 1 및 제 2 메모리(16, 18)에 프로그램을 기록하거나, 상기 제 1 및 제 2메모리(16, 18)에 기억된 프로그램을 읽어들이는 것을 제어하는 CPU(6) 및, 상기 CPU(6)가 상기 제 2 메모리(18)에 사용자프로그램을 기록하거나, 상기 제 2 메모리(18)에 기억되어 있는 사용자프로그램을 읽어들일 때에, 상기 사용자프로그램의 프로그램코드가 적절한 것인지를 검사하여 부적절한 프로그램코드를 배제하는 검사수단(8, 10, 14)을 구비하여 구성된 것을 특징으로 하는 마이크로콘트롤러.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910004738A 1990-03-27 1991-03-27 마이크로 콘트롤러 KR930008040B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP02-077447 1990-03-27
JP2077447A JPH03276337A (ja) 1990-03-27 1990-03-27 マイクロコントローラ

Publications (2)

Publication Number Publication Date
KR910017293A true KR910017293A (ko) 1991-11-05
KR930008040B1 KR930008040B1 (ko) 1993-08-25

Family

ID=13634277

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910004738A KR930008040B1 (ko) 1990-03-27 1991-03-27 마이크로 콘트롤러

Country Status (5)

Country Link
US (1) US5500949A (ko)
EP (1) EP0449255B1 (ko)
JP (1) JPH03276337A (ko)
KR (1) KR930008040B1 (ko)
DE (1) DE69130963T2 (ko)

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DE19508723A1 (de) * 1995-03-10 1996-09-12 Siemens Ag Mehrbenutzerdatenverarbeitungsanlage mit Speicherschutz
FR2743910B1 (fr) * 1996-01-19 1998-02-27 Solaic Sa Procede de mise en oeuvre d'un programme securise dans une carte a microprocesseur et carte a microprocesseur comportant un programme securise
US5778199A (en) * 1996-04-26 1998-07-07 Compaq Computer Corporation Blocking address enable signal from a device on a bus
SE511426C2 (sv) 1996-10-28 1999-09-27 Ericsson Telefon Ab L M Anordning och förfarande vid avskärmning av elektronik
US5754762A (en) * 1997-01-13 1998-05-19 Kuo; Chih-Cheng Secure multiple application IC card using interrupt instruction issued by operating system or application program to control operation flag that determines the operational mode of bi-modal CPU
US5983303A (en) * 1997-05-27 1999-11-09 Fusion Micromedia Corporation Bus arrangements for interconnection of discrete and/or integrated modules in a digital system and associated method
US6493407B1 (en) * 1997-05-27 2002-12-10 Fusion Micromedia Corporation Synchronous latching bus arrangement for interfacing discrete and/or integrated modules in a digital system and associated method
US6049876A (en) * 1998-02-09 2000-04-11 Motorola, Inc. Data processing system and method which detect unauthorized memory accesses
DE19835609C2 (de) * 1998-08-06 2000-06-08 Siemens Ag Programmgesteuerte Einheit
FR2790324B1 (fr) * 1999-02-25 2001-12-28 St Microelectronics Sa Dispositif d'acces securise a des applications d'une carte a puce
US6292874B1 (en) * 1999-10-19 2001-09-18 Advanced Technology Materials, Inc. Memory management method and apparatus for partitioning homogeneous memory and restricting access of installed applications to predetermined memory ranges
JP4222509B2 (ja) 2001-06-04 2009-02-12 株式会社ルネサステクノロジ 記憶装置
ATE373852T1 (de) * 2003-01-31 2007-10-15 Matsushita Electric Ind Co Ltd Halbleiterspeicherkarte und programm zu ihrer steuerung
JP2005084721A (ja) * 2003-09-04 2005-03-31 Renesas Technology Corp マイクロコンピュータ
US7164611B2 (en) 2004-10-26 2007-01-16 Micron Technology, Inc. Data retention kill function
US20110167496A1 (en) * 2009-07-07 2011-07-07 Kuity Corp. Enhanced hardware command filter matrix integrated circuit
TWI517681B (zh) * 2013-06-19 2016-01-11 晨星半導體股份有限公司 應用於數位音視頻編解碼技術標準系統之解碼方法及解碼裝置
CN103530555B (zh) * 2013-10-31 2016-09-07 浙江云巢科技有限公司 防止程序执行恶意操作的方法和装置
CN111966523B (zh) * 2020-08-07 2023-01-06 苏州浪潮智能科技有限公司 一种管理电器参数的方法、***、设备以及介质

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US3659275A (en) * 1970-06-08 1972-04-25 Cogar Corp Memory correction redundancy system
US3827029A (en) * 1972-09-25 1974-07-30 Westinghouse Electric Corp Memory and program protection system for a digital computer system
US4087856A (en) * 1976-06-30 1978-05-02 International Business Machines Corporation Location dependence for assuring the security of system-control operations
US4118789A (en) * 1977-06-06 1978-10-03 Allen-Bradley Company Program protection module for programmable controller
JPS56140452A (en) * 1980-04-01 1981-11-02 Hitachi Ltd Memory protection system
JPS58141500A (ja) * 1982-02-17 1983-08-22 Ricoh Co Ltd メモリ管理保護方式
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Also Published As

Publication number Publication date
DE69130963T2 (de) 1999-08-05
JPH03276337A (ja) 1991-12-06
KR930008040B1 (ko) 1993-08-25
EP0449255B1 (en) 1999-03-10
DE69130963D1 (de) 1999-04-15
EP0449255A2 (en) 1991-10-02
US5500949A (en) 1996-03-19
EP0449255A3 (en) 1994-10-26

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