GB2231422B - Computer upgrading - Google Patents

Computer upgrading

Info

Publication number
GB2231422B
GB2231422B GB9010795A GB9010795A GB2231422B GB 2231422 B GB2231422 B GB 2231422B GB 9010795 A GB9010795 A GB 9010795A GB 9010795 A GB9010795 A GB 9010795A GB 2231422 B GB2231422 B GB 2231422B
Authority
GB
United Kingdom
Prior art keywords
computer upgrading
upgrading
computer
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
GB9010795A
Other versions
GB2231422A (en
GB9010795D0 (en
Inventor
Bernard William Gill
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9010795D0 publication Critical patent/GB9010795D0/en
Publication of GB2231422A publication Critical patent/GB2231422A/en
Application granted granted Critical
Publication of GB2231422B publication Critical patent/GB2231422B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/76—Architectures of general purpose stored program computers
    • G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
    • G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
    • G06F15/7864—Architectures of general purpose stored program computers comprising a single central processing unit with memory on more than one IC chip
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
    • G06F13/4208—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus
    • G06F13/4217—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being a system bus, e.g. VME bus, Futurebus, Multibus with synchronous protocol

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
GB9010795A 1989-05-13 1990-05-14 Computer upgrading Expired - Fee Related GB2231422B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898911023A GB8911023D0 (en) 1989-05-13 1989-05-13 Computer upgrading

Publications (3)

Publication Number Publication Date
GB9010795D0 GB9010795D0 (en) 1990-07-04
GB2231422A GB2231422A (en) 1990-11-14
GB2231422B true GB2231422B (en) 1993-09-29

Family

ID=10656695

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898911023A Pending GB8911023D0 (en) 1989-05-13 1989-05-13 Computer upgrading
GB9010795A Expired - Fee Related GB2231422B (en) 1989-05-13 1990-05-14 Computer upgrading

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898911023A Pending GB8911023D0 (en) 1989-05-13 1989-05-13 Computer upgrading

Country Status (1)

Country Link
GB (2) GB8911023D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0592650A1 (en) * 1992-05-04 1994-04-20 Compaq Computer Corporation Signal routing circuit for microprocessor upgrade socket
WO1994023374A2 (en) * 1993-03-30 1994-10-13 Ast Research Inc Cache address strobe control logic for simulated bus cycle initiation

Also Published As

Publication number Publication date
GB2231422A (en) 1990-11-14
GB9010795D0 (en) 1990-07-04
GB8911023D0 (en) 1989-06-28

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Legal Events

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

Effective date: 19950514