DE3750236T2 - Gerät zur In-line-Abfragesteuerung für Datenprozessorprüfung. - Google Patents
Gerät zur In-line-Abfragesteuerung für Datenprozessorprüfung.Info
- Publication number
- DE3750236T2 DE3750236T2 DE3750236T DE3750236T DE3750236T2 DE 3750236 T2 DE3750236 T2 DE 3750236T2 DE 3750236 T DE3750236 T DE 3750236T DE 3750236 T DE3750236 T DE 3750236T DE 3750236 T2 DE3750236 T2 DE 3750236T2
- Authority
- DE
- Germany
- Prior art keywords
- control device
- data processor
- query control
- line query
- processor testing
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/3183—Generation of test inputs, e.g. test vectors, patterns or sequences
- G01R31/318335—Test pattern compression or decompression
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/3183—Generation of test inputs, e.g. test vectors, patterns or sequences
- G01R31/318385—Random or pseudo-random test pattern
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/3185—Reconfiguring for testing, e.g. LSSD, partitioning
- G01R31/318533—Reconfiguring for testing, e.g. LSSD, partitioning using scanning techniques, e.g. LSSD, Boundary Scan, JTAG
- G01R31/318544—Scanning methods, algorithms and patterns
- G01R31/318547—Data generators or compressors
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/27—Built-in tests
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/273—Tester hardware, i.e. output processing circuits
- G06F11/2733—Test interface between tester and unit under test
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
- Tests Of Electronic Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/845,918 US4718065A (en) | 1986-03-31 | 1986-03-31 | In-line scan control apparatus for data processor testing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3750236D1 DE3750236D1 (de) | 1994-08-25 |
DE3750236T2 true DE3750236T2 (de) | 1994-12-15 |
Family
ID=25296422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3750236T Expired - Fee Related DE3750236T2 (de) | 1986-03-31 | 1987-03-17 | Gerät zur In-line-Abfragesteuerung für Datenprozessorprüfung. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4718065A (de) |
EP (1) | EP0240199B1 (de) |
JP (1) | JPS62236043A (de) |
AU (1) | AU588982B2 (de) |
DE (1) | DE3750236T2 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0785099B2 (ja) * | 1986-08-04 | 1995-09-13 | 三菱電機株式会社 | 半導体集積回路装置 |
JP2556017B2 (ja) * | 1987-01-17 | 1996-11-20 | 日本電気株式会社 | 論理集積回路 |
US4780874A (en) * | 1987-04-20 | 1988-10-25 | Tandem Computers Incorporated | Diagnostic apparatus for a data processing system |
DE3719497A1 (de) * | 1987-06-11 | 1988-12-29 | Bosch Gmbh Robert | System zur pruefung von digitalen schaltungen |
JPH0255331U (de) * | 1988-10-11 | 1990-04-20 | ||
US5029171A (en) * | 1989-05-25 | 1991-07-02 | Hughes Aircraft Company | Test vector generation system |
IL94115A (en) * | 1990-04-18 | 1996-06-18 | Ibm Israel | Dynamic process for creating pseudo-random test templates for pompous hardware design violence |
US5150366A (en) * | 1990-08-01 | 1992-09-22 | International Business Machines Corp. | Reduced delay circuits for shift register latch scan strings |
US5293123A (en) * | 1990-10-19 | 1994-03-08 | Tandem Computers Incorporated | Pseudo-Random scan test apparatus |
DE69126199T2 (de) * | 1991-02-21 | 1997-10-16 | Ibm | Integrierter Schaltkreis mit eingebautem Selbsttest für die Erkennung logischer Fehler |
JPH0785101B2 (ja) * | 1991-03-20 | 1995-09-13 | 株式会社東芝 | 論理信号検査方法及び検査装置 |
US5515383A (en) * | 1991-05-28 | 1996-05-07 | The Boeing Company | Built-in self-test system and method for self test of an integrated circuit |
GR920100088A (el) * | 1992-03-05 | 1993-11-30 | Consulting R & D Corp Koloni S | Διαφανής έλεγχος ολοκληρωμένων κυκλωμάτων. |
JP2550837B2 (ja) * | 1992-09-25 | 1996-11-06 | 日本電気株式会社 | スキャンパスのテスト制御回路 |
US5951703A (en) * | 1993-06-28 | 1999-09-14 | Tandem Computers Incorporated | System and method for performing improved pseudo-random testing of systems having multi driver buses |
EP0632467A1 (de) * | 1993-06-30 | 1995-01-04 | International Business Machines Corporation | Integrierte Schaltung mit prozessorgestützer Selbsttestschaltung |
US5416783A (en) * | 1993-08-09 | 1995-05-16 | Motorola, Inc. | Method and apparatus for generating pseudorandom numbers or for performing data compression in a data processor |
US5557619A (en) * | 1994-04-04 | 1996-09-17 | International Business Machines Corporation | Integrated circuits with a processor-based array built-in self test circuit |
US5694401A (en) * | 1994-06-27 | 1997-12-02 | Tandem Computers Incorporated | Fault isolation using pseudo-random scan |
JP3281211B2 (ja) * | 1995-01-31 | 2002-05-13 | 富士通株式会社 | 同期式メモリを有する情報処理装置および同期式メモリ |
US5991909A (en) * | 1996-10-15 | 1999-11-23 | Mentor Graphics Corporation | Parallel decompressor and related methods and apparatuses |
WO2000065364A1 (fr) * | 1999-04-23 | 2000-11-02 | Hitachi, Ltd. | Ci a semi-conducteur et son procede d'elaboration |
US6530057B1 (en) * | 1999-05-27 | 2003-03-04 | 3Com Corporation | High speed generation and checking of cyclic redundancy check values |
GB2367912B (en) * | 2000-08-08 | 2003-01-08 | Sun Microsystems Inc | Apparatus for testing computer memory |
US6904553B1 (en) | 2000-09-26 | 2005-06-07 | Hewlett-Packard Development Company, L.P. | Deterministic testing of edge-triggered logic |
GB2395302B (en) * | 2002-11-13 | 2005-12-28 | Advanced Risc Mach Ltd | Hardware driven state save/restore in a data processing system |
US7174486B2 (en) * | 2002-11-22 | 2007-02-06 | International Business Machines Corporation | Automation of fuse compression for an ASIC design system |
DE102004004808A1 (de) * | 2004-01-30 | 2005-08-25 | Infineon Technologies Ag | Verfahren und Vorrichtung zum Sichern und Einstellen eines Schaltungszustandes einer mikroelektronischen Schaltung |
US8995417B2 (en) * | 2008-06-09 | 2015-03-31 | Qualcomm Incorporated | Increasing capacity in wireless communication |
JP6468846B2 (ja) * | 2015-01-07 | 2019-02-13 | ルネサスエレクトロニクス株式会社 | 画像符号化復号システムおよびその診断方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3761695A (en) * | 1972-10-16 | 1973-09-25 | Ibm | Method of level sensitive testing a functional logic system |
US4326290A (en) * | 1979-10-16 | 1982-04-20 | Burroughs Corporation | Means and methods for monitoring the storage states of a memory and other storage devices in a digital data processor |
US4312066A (en) * | 1979-12-28 | 1982-01-19 | International Business Machines Corporation | Diagnostic/debug machine architecture |
JPS58205265A (ja) * | 1982-05-26 | 1983-11-30 | Fujitsu Ltd | スキヤンル−プ・チエツク方式 |
ZA834008B (en) * | 1982-06-11 | 1984-03-28 | Int Computers Ltd | Data processing system |
US4513418A (en) * | 1982-11-08 | 1985-04-23 | International Business Machines Corporation | Simultaneous self-testing system |
JPS59174953A (ja) * | 1983-03-25 | 1984-10-03 | Fujitsu Ltd | スキヤンイン/アウト制御方式 |
US4575674A (en) * | 1983-07-01 | 1986-03-11 | Motorola, Inc. | Macrocell array having real time diagnostics |
US4534028A (en) * | 1983-12-01 | 1985-08-06 | Siemens Corporate Research & Support, Inc. | Random testing using scan path technique |
US4602210A (en) * | 1984-12-28 | 1986-07-22 | General Electric Company | Multiplexed-access scan testable integrated circuit |
-
1986
- 1986-03-31 US US06/845,918 patent/US4718065A/en not_active Expired - Fee Related
-
1987
- 1987-03-17 DE DE3750236T patent/DE3750236T2/de not_active Expired - Fee Related
- 1987-03-17 EP EP87302251A patent/EP0240199B1/de not_active Expired - Lifetime
- 1987-03-19 AU AU70409/87A patent/AU588982B2/en not_active Ceased
- 1987-03-31 JP JP62079547A patent/JPS62236043A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU7040987A (en) | 1987-10-08 |
DE3750236D1 (de) | 1994-08-25 |
EP0240199A2 (de) | 1987-10-07 |
EP0240199B1 (de) | 1994-07-20 |
US4718065A (en) | 1988-01-05 |
EP0240199A3 (en) | 1989-11-15 |
JPS62236043A (ja) | 1987-10-16 |
AU588982B2 (en) | 1989-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |