GB2210238B - An apparatus for the control of an access to a video memory - Google Patents

An apparatus for the control of an access to a video memory

Info

Publication number
GB2210238B
GB2210238B GB8818787A GB8818787A GB2210238B GB 2210238 B GB2210238 B GB 2210238B GB 8818787 A GB8818787 A GB 8818787A GB 8818787 A GB8818787 A GB 8818787A GB 2210238 B GB2210238 B GB 2210238B
Authority
GB
United Kingdom
Prior art keywords
access
control
video memory
video
memory
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 - Lifetime
Application number
GB8818787A
Other versions
GB8818787D0 (en
GB2210238A (en
Inventor
Kimio Yamamura
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.)
Hudson Soft Co Ltd
Original Assignee
Hudson Soft 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 Hudson Soft Co Ltd filed Critical Hudson Soft Co Ltd
Publication of GB8818787D0 publication Critical patent/GB8818787D0/en
Publication of GB2210238A publication Critical patent/GB2210238A/en
Priority to GB9118787A priority Critical patent/GB2246935B/en
Application granted granted Critical
Publication of GB2210238B publication Critical patent/GB2210238B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/391—Resolution modifying circuits, e.g. variable screen formats

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Memory System (AREA)
  • Image Input (AREA)
  • Digital Computer Display Output (AREA)
  • Controls And Circuits For Display Device (AREA)
GB8818787A 1987-09-19 1988-08-08 An apparatus for the control of an access to a video memory Expired - Lifetime GB2210238B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9118787A GB2246935B (en) 1987-09-19 1991-09-02 An apparatus for the control of an access to a video memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62235483A JP2610275B2 (en) 1987-09-19 1987-09-19 Video memory transfer controller

Publications (3)

Publication Number Publication Date
GB8818787D0 GB8818787D0 (en) 1988-09-07
GB2210238A GB2210238A (en) 1989-06-01
GB2210238B true GB2210238B (en) 1992-05-13

Family

ID=16986729

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8818787A Expired - Lifetime GB2210238B (en) 1987-09-19 1988-08-08 An apparatus for the control of an access to a video memory

Country Status (3)

Country Link
JP (1) JP2610275B2 (en)
KR (1) KR960009839B1 (en)
GB (1) GB2210238B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2065979C (en) * 1991-06-10 1999-01-19 Stephen Patrick Thompson Mode dependent minimum fifo fill level controls processor access to video memory
JPH05158655A (en) * 1991-12-05 1993-06-25 Fujitsu Ltd Clock crossing-over circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59143190A (en) * 1983-02-05 1984-08-16 富士通株式会社 Information processor
JPS61163021A (en) * 1985-01-14 1986-07-23 Mitsubishi Heavy Ind Ltd Noise control device of automobile

Also Published As

Publication number Publication date
JPS6478319A (en) 1989-03-23
GB8818787D0 (en) 1988-09-07
JP2610275B2 (en) 1997-05-14
KR960009839B1 (en) 1996-07-24
GB2210238A (en) 1989-06-01
KR890005617A (en) 1989-05-16

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Legal Events

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

Effective date: 20050808