JP2002539542A - 書き込みイネーブルビットを有するマイクロコントローラ - Google Patents

書き込みイネーブルビットを有するマイクロコントローラ

Info

Publication number
JP2002539542A
JP2002539542A JP2000604421A JP2000604421A JP2002539542A JP 2002539542 A JP2002539542 A JP 2002539542A JP 2000604421 A JP2000604421 A JP 2000604421A JP 2000604421 A JP2000604421 A JP 2000604421A JP 2002539542 A JP2002539542 A JP 2002539542A
Authority
JP
Japan
Prior art keywords
programming
microcontroller
memory
circuit
signal
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.)
Withdrawn
Application number
JP2000604421A
Other languages
English (en)
Japanese (ja)
Inventor
イゴール ウォジェワダ，
ジョセフ ダブリュー． トリース，
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.)
Microchip Technology Inc
Original Assignee
Microchip Technology Inc
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 Microchip Technology Inc filed Critical Microchip Technology Inc
Publication of JP2002539542A publication Critical patent/JP2002539542A/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells
    • G11C16/225—Preventing erasure, programming or reading when power supply voltages are outside the required ranges
    • 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
    • G06F9/24—Loading of the microprogram
    • 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
    • G06F9/30098—Register arrangements
    • G06F9/30101—Special purpose registers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Microcomputers (AREA)
JP2000604421A 1999-03-09 2000-03-09 書き込みイネーブルビットを有するマイクロコントローラ Withdrawn JP2002539542A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US26470799A 1999-03-09 1999-03-09
US09/264,707 1999-03-09
PCT/US2000/006165 WO2000054282A1 (en) 1999-03-09 2000-03-09 Microcontroller having write enable bit

Publications (1)

Publication Number Publication Date
JP2002539542A true JP2002539542A (ja) 2002-11-19

Family

ID=23007269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000604421A Withdrawn JP2002539542A (ja) 1999-03-09 2000-03-09 書き込みイネーブルビットを有するマイクロコントローラ

Country Status (6)

Country Link
EP (1) EP1086466A1 (ko)
JP (1) JP2002539542A (ko)
KR (1) KR20010071231A (ko)
CN (1) CN1300432A (ko)
TW (1) TW490670B (ko)
WO (1) WO2000054282A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003032089A (ja) * 2001-07-18 2003-01-31 Matsushita Electric Ind Co Ltd リセット機能内蔵マイクロコンピュータ

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI397855B (zh) * 2008-05-07 2013-06-01 Sunplus Mmedia Inc 減少接腳數之方法以及使用其之微處理器
TWI503818B (zh) 2013-01-21 2015-10-11 Richtek Technology Corp 具共用腳位之馬達控制器與相關控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0729386A (ja) * 1993-07-13 1995-01-31 Hitachi Ltd フラッシュメモリ及びマイクロコンピュータ
US5615159A (en) * 1995-11-28 1997-03-25 Micron Quantum Devices, Inc. Memory system with non-volatile data storage unit and method of initializing same
JPH09282302A (ja) * 1996-04-10 1997-10-31 Sanyo Electric Co Ltd マイクロコンピュータ
US5991849A (en) * 1996-04-10 1999-11-23 Sanyo Electric Co., Ltd Rewriting protection of a size varying first region of a reprogrammable non-volatile memory
FR2766594B1 (fr) * 1997-07-24 2000-01-28 Sgs Thomson Microelectronics Dispositif de re-initialisation a commande externe pour une memoire non volatile en circuit integre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003032089A (ja) * 2001-07-18 2003-01-31 Matsushita Electric Ind Co Ltd リセット機能内蔵マイクロコンピュータ

Also Published As

Publication number Publication date
CN1300432A (zh) 2001-06-20
TW490670B (en) 2002-06-11
WO2000054282A1 (en) 2000-09-14
KR20010071231A (ko) 2001-07-28
EP1086466A1 (en) 2001-03-28

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Legal Events

Date Code Title Description
A300 Application deemed to be withdrawn because no request for examination was validly filed

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20070605