ITMI912385A0 - Procedimento di verifica delle memorie di un microcalcolato9re programmato, mediante un microprogramma incorporato nello stesso microcalcolatore - Google Patents

Procedimento di verifica delle memorie di un microcalcolato9re programmato, mediante un microprogramma incorporato nello stesso microcalcolatore

Info

Publication number
ITMI912385A0
ITMI912385A0 IT91MI2385A ITMI912385A ITMI912385A0 IT MI912385 A0 ITMI912385 A0 IT MI912385A0 IT 91MI2385 A IT91MI2385 A IT 91MI2385A IT MI912385 A ITMI912385 A IT MI912385A IT MI912385 A0 ITMI912385 A0 IT MI912385A0
Authority
IT
Italy
Prior art keywords
microcomputation
memories
verification
programmed
procedure
Prior art date
Application number
IT91MI2385A
Other languages
English (en)
Inventor
Flavio Scarra
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to ITMI912385A priority Critical patent/IT1251565B/it
Publication of ITMI912385A0 publication Critical patent/ITMI912385A0/it
Priority to JP22385192A priority patent/JP3184998B2/ja
Priority to DE69220740T priority patent/DE69220740T2/de
Priority to EP92202654A priority patent/EP0532087B1/en
Priority to US07/943,186 priority patent/US5467358A/en
Publication of ITMI912385A1 publication Critical patent/ITMI912385A1/it
Application granted granted Critical
Publication of IT1251565B publication Critical patent/IT1251565B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/18—Address generation devices; Devices for accessing memories, e.g. details of addressing circuits
    • G11C29/20—Address generation devices; Devices for accessing memories, e.g. details of addressing circuits using counters or linear-feedback shift registers [LFSR]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/14—Implementation of control logic, e.g. test mode decoders
    • G11C29/16—Implementation of control logic, e.g. test mode decoders using microprogrammed units, e.g. state machines
ITMI912385A 1991-09-10 1991-09-10 Procedimento di verifica delle memorie di un microcalcolatore programmato, mediante un microprogramma incorporato nello stesso microcalcolatore. IT1251565B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ITMI912385A IT1251565B (it) 1991-09-10 1991-09-10 Procedimento di verifica delle memorie di un microcalcolatore programmato, mediante un microprogramma incorporato nello stesso microcalcolatore.
JP22385192A JP3184998B2 (ja) 1991-09-10 1992-08-24 マイクロコンピュータ自体に組込まれたマイクロプログラムによってプログラム化マイクロコンピュータのメモリをチェックするプロセス
DE69220740T DE69220740T2 (de) 1991-09-10 1992-09-02 Verfahren zum Prüfen von Speichern eines programmierten Mikrorechners mittels eines im besagten Mikrorechner eingebauten Mikroprogramms
EP92202654A EP0532087B1 (en) 1991-09-10 1992-09-02 Process for checking the memories of a programmed micro-computer, by means of a micro-programme incorporated in the micro-computer itself
US07/943,186 US5467358A (en) 1991-09-10 1992-09-10 Process for checking the memories of a programmed microcomputer by means of a micro-program incorporated in the microcomputer itself

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI912385A IT1251565B (it) 1991-09-10 1991-09-10 Procedimento di verifica delle memorie di un microcalcolatore programmato, mediante un microprogramma incorporato nello stesso microcalcolatore.

Publications (3)

Publication Number Publication Date
ITMI912385A0 true ITMI912385A0 (it) 1991-09-10
ITMI912385A1 ITMI912385A1 (it) 1993-03-10
IT1251565B IT1251565B (it) 1995-05-17

Family

ID=11360634

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI912385A IT1251565B (it) 1991-09-10 1991-09-10 Procedimento di verifica delle memorie di un microcalcolatore programmato, mediante un microprogramma incorporato nello stesso microcalcolatore.

Country Status (5)

Country Link
US (1) US5467358A (it)
EP (1) EP0532087B1 (it)
JP (1) JP3184998B2 (it)
DE (1) DE69220740T2 (it)
IT (1) IT1251565B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5883844A (en) * 1997-05-23 1999-03-16 Stmicroelectronics, Inc. Method of stress testing integrated circuit having memory and integrated circuit having stress tester for memory thereof
CA2345605A1 (en) * 2001-04-30 2002-10-30 Robert A. Abbott Method of testing embedded memory array and embedded memory controller for use therewith
US7367016B2 (en) * 2003-07-14 2008-04-29 Sun Microsystems, Inc. Method and system for expressing the algorithms for the manipulation of hardware state using an abstract language
US7389455B2 (en) * 2005-05-16 2008-06-17 Texas Instruments Incorporated Register file initialization to prevent unknown outputs during test

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57176600A (en) * 1981-04-23 1982-10-29 Mitsubishi Electric Corp One chip microcomputer
JPS59119595A (ja) * 1982-12-27 1984-07-10 Hitachi Ltd Ｒａｍ内蔵論理ｌｓｉ
US4744049A (en) * 1984-10-15 1988-05-10 Motorola, Inc. Microcode testing of a cache in a data processor
US4878174A (en) * 1987-11-03 1989-10-31 Lsi Logic Corporation Flexible ASIC microcomputer permitting the modular modification of dedicated functions and macroinstructions
JPH0719215B2 (ja) * 1989-06-01 1995-03-06 三菱電機株式会社 マイクロプロセッサ
US5153882A (en) * 1990-03-29 1992-10-06 National Semiconductor Corporation Serial scan diagnostics apparatus and method for a memory device
US5224101A (en) * 1990-05-16 1993-06-29 The United States Of America As Represented By The Secretary Of The Air Force Micro-coded built-in self-test apparatus for a memory array
US5130568A (en) * 1990-11-05 1992-07-14 Vertex Semiconductor Corporation Scannable latch system and method

Also Published As

Publication number Publication date
EP0532087A3 (en) 1993-10-20
DE69220740T2 (de) 1998-01-02
JPH05324383A (ja) 1993-12-07
IT1251565B (it) 1995-05-17
DE69220740D1 (de) 1997-08-14
EP0532087A2 (en) 1993-03-17
EP0532087B1 (en) 1997-07-09
US5467358A (en) 1995-11-14
ITMI912385A1 (it) 1993-03-10
JP3184998B2 (ja) 2001-07-09

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970929