GB9026877D0 - Rom device - Google Patents

Rom device

Info

Publication number
GB9026877D0
GB9026877D0 GB909026877A GB9026877A GB9026877D0 GB 9026877 D0 GB9026877 D0 GB 9026877D0 GB 909026877 A GB909026877 A GB 909026877A GB 9026877 A GB9026877 A GB 9026877A GB 9026877 D0 GB9026877 D0 GB 9026877D0
Authority
GB
United Kingdom
Prior art keywords
rom device
rom
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Withdrawn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
GB909026877A
Other versions
GB2250838A (en
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co 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
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to GB9026877A priority Critical patent/GB2250838A/en
Priority to FR9015855A priority patent/FR2670601B1/en
Priority to DE19904040503 priority patent/DE4040503A1/en
Publication of GB9026877D0 publication Critical patent/GB9026877D0/en
Publication of GB2250838A publication Critical patent/GB2250838A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
    • G06F9/328—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for runtime instruction patching
    • 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
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection
    • G06F9/268—Microinstruction selection not based on processing results, e.g. interrupt, patch, first cycle store, diagnostic programs

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Stored Programmes (AREA)
  • Read Only Memory (AREA)
  • Debugging And Monitoring (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
GB9026877A 1990-12-11 1990-12-11 Patching a program stored in ROM Withdrawn GB2250838A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9026877A GB2250838A (en) 1990-12-11 1990-12-11 Patching a program stored in ROM
FR9015855A FR2670601B1 (en) 1990-12-11 1990-12-18 DEAD MEMORY DEVICE.
DE19904040503 DE4040503A1 (en) 1990-12-11 1990-12-18 READ-ONLY STORAGE DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9026877A GB2250838A (en) 1990-12-11 1990-12-11 Patching a program stored in ROM

Publications (2)

Publication Number Publication Date
GB9026877D0 true GB9026877D0 (en) 1991-01-30
GB2250838A GB2250838A (en) 1992-06-17

Family

ID=10686819

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9026877A Withdrawn GB2250838A (en) 1990-12-11 1990-12-11 Patching a program stored in ROM

Country Status (3)

Country Link
DE (1) DE4040503A1 (en)
FR (1) FR2670601B1 (en)
GB (1) GB2250838A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2292470A (en) * 1994-08-19 1996-02-21 Advanced Risc Mach Ltd Rom patching
JPH0876990A (en) * 1994-09-07 1996-03-22 Seikosha Co Ltd Control circuit for camera
DE19540915A1 (en) * 1994-11-10 1996-05-15 Raymond Engineering Redundant arrangement of solid state memory modules
US5581776A (en) * 1995-02-03 1996-12-03 Nokia Mobile Phones Limited Branch control system for rom-programmed processor
US6135651A (en) * 1997-05-29 2000-10-24 Cirrus Logic, Inc. Patching apparatus and method for upgrading modem software code

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1089225B (en) * 1977-12-23 1985-06-18 Honeywell Inf Systems MEMORY WITH DETECTOR DEVICE AND CORRECTOR WITH SELECTIVE INTERVENTION
JPS57155642A (en) * 1981-03-23 1982-09-25 Nissan Motor Co Ltd Computer capable of using correcting memory
DE3137152A1 (en) * 1981-09-18 1983-04-14 Robert Bosch Gmbh, 7000 Stuttgart Memory correction unit
US4542453A (en) * 1982-02-19 1985-09-17 Texas Instruments Incorporated Program patching in microcomputer
EP0118583A1 (en) * 1983-03-17 1984-09-19 Georg V. Coza Memory correction unit
JPS60243795A (en) * 1984-05-17 1985-12-03 シャープ株式会社 Alteration program setting system for electronic register
US4897813A (en) * 1988-02-19 1990-01-30 Unisys Corporation Partially programmable read-only memory system
JPH01232447A (en) * 1988-03-11 1989-09-18 Mitsubishi Electric Corp Single chip microcomputer
JPH02177095A (en) * 1988-12-27 1990-07-10 Nec Corp Semiconductor nonvolatile memory
EP0686980B1 (en) * 1989-01-31 1998-12-16 Fujitsu Limited Semiconductor memory device having means for replacing defective memory cells
GB2231419B (en) * 1989-05-05 1993-09-22 Technophone Ltd Updating prom information.

Also Published As

Publication number Publication date
FR2670601B1 (en) 1995-01-20
GB2250838A (en) 1992-06-17
FR2670601A1 (en) 1992-06-19
DE4040503A1 (en) 1992-06-25

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)