GB2476892B - Communication of a diagnostic signal and a functional signal by an integrated circuit - Google Patents

Communication of a diagnostic signal and a functional signal by an integrated circuit

Info

Publication number
GB2476892B
GB2476892B GB1106140A GB201106140A GB2476892B GB 2476892 B GB2476892 B GB 2476892B GB 1106140 A GB1106140 A GB 1106140A GB 201106140 A GB201106140 A GB 201106140A GB 2476892 B GB2476892 B GB 2476892B
Authority
GB
United Kingdom
Prior art keywords
signal
communication
integrated circuit
functional
diagnostic
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
Application number
GB1106140A
Other versions
GB2476892A8 (en
GB201106140D0 (en
GB2476892A (en
Inventor
Ashley Miles Stevens
Sheldon James Woodhouse
Daren Croxford
Edmond John Simon Ashfield
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.)
ARM Ltd
Original Assignee
ARM Ltd
Advanced Risc Machines Ltd
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
Priority claimed from GB0625958A external-priority patent/GB2445166A/en
Application filed by ARM Ltd, Advanced Risc Machines Ltd filed Critical ARM Ltd
Priority to GB1106140A priority Critical patent/GB2476892B/en
Publication of GB201106140D0 publication Critical patent/GB201106140D0/en
Publication of GB2476892A publication Critical patent/GB2476892A/en
Publication of GB2476892A8 publication Critical patent/GB2476892A8/en
Application granted granted Critical
Publication of GB2476892B publication Critical patent/GB2476892B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01R31/3172—Optimisation aspects, e.g. using functional pin as test pin, pin multiplexing
    • 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
    • G01R31/318572—Input/Output interfaces
    • 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)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Quality & Reliability (AREA)
  • Debugging And Monitoring (AREA)
GB1106140A 2006-12-27 2007-09-21 Communication of a diagnostic signal and a functional signal by an integrated circuit Expired - Fee Related GB2476892B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1106140A GB2476892B (en) 2006-12-27 2007-09-21 Communication of a diagnostic signal and a functional signal by an integrated circuit

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0625958A GB2445166A (en) 2006-12-27 2006-12-27 Integrated circuit with an interface that can selectively communicate a diagnostic signal or a functional signal to external devices.
GB0718601A GB2445219B (en) 2006-12-27 2007-09-21 Communication of a diagnostic signal and a functional signal by an integrated circuit
GB1106140A GB2476892B (en) 2006-12-27 2007-09-21 Communication of a diagnostic signal and a functional signal by an integrated circuit

Publications (4)

Publication Number Publication Date
GB201106140D0 GB201106140D0 (en) 2011-05-25
GB2476892A GB2476892A (en) 2011-07-13
GB2476892A8 GB2476892A8 (en) 2011-08-03
GB2476892B true GB2476892B (en) 2011-10-12

Family

ID=44122949

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1106140A Expired - Fee Related GB2476892B (en) 2006-12-27 2007-09-21 Communication of a diagnostic signal and a functional signal by an integrated circuit

Country Status (1)

Country Link
GB (1) GB2476892B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201114715D0 (en) * 2011-08-25 2011-10-12 Ultrasoc Technologies Ltd A data processing apparatus and related methods of debugging processing circuitry
US8826081B2 (en) 2011-08-25 2014-09-02 Ultrasoc Technologies, Ltd. Data processing apparatus and related methods of debugging processing circuitry
US10311966B2 (en) 2016-02-22 2019-06-04 International Business Machines Corporation On-chip diagnostic circuitry monitoring multiple cycles of signal samples

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060075282A1 (en) * 2004-09-30 2006-04-06 International Business Machines Corporation Diagnostic interface architecture for memory device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060075282A1 (en) * 2004-09-30 2006-04-06 International Business Machines Corporation Diagnostic interface architecture for memory device

Also Published As

Publication number Publication date
GB2476892A8 (en) 2011-08-03
GB201106140D0 (en) 2011-05-25
GB2476892A (en) 2011-07-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190921