GB2084836B - Video processor and controller - Google Patents

Video processor and controller

Info

Publication number
GB2084836B
GB2084836B GB8118778A GB8118778A GB2084836B GB 2084836 B GB2084836 B GB 2084836B GB 8118778 A GB8118778 A GB 8118778A GB 8118778 A GB8118778 A GB 8118778A GB 2084836 B GB2084836 B GB 2084836B
Authority
GB
United Kingdom
Prior art keywords
controller
video processor
video
processor
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
Application number
GB8118778A
Other languages
English (en)
Other versions
GB2084836A (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.)
Standard Microsystems LLC
Original Assignee
Standard Microsystems LLC
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 Standard Microsystems LLC filed Critical Standard Microsystems LLC
Publication of GB2084836A publication Critical patent/GB2084836A/en
Application granted granted Critical
Publication of GB2084836B publication Critical patent/GB2084836B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G09G5/001—Arbitration of resources in a display system, e.g. control of access to frame buffer by video controller and/or main processor
    • 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
    • G09G5/14—Display of multiple viewports
    • 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
    • G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/222—Control of the character-code memory
    • 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
    • G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/30—Control of display attribute
    • 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
    • G09G5/34—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators for rolling or scrolling
    • G09G5/343—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators for rolling or scrolling for systems having a character code-mapped display memory
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Digital Computer Display Output (AREA)
GB8118778A 1980-10-06 1981-06-18 Video processor and controller Expired GB2084836B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19443580A 1980-10-06 1980-10-06

Publications (2)

Publication Number Publication Date
GB2084836A GB2084836A (en) 1982-04-15
GB2084836B true GB2084836B (en) 1984-05-23

Family

ID=22717597

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8118778A Expired GB2084836B (en) 1980-10-06 1981-06-18 Video processor and controller

Country Status (6)

Country Link
JP (1) JPS5792378A (de)
CA (1) CA1162319A (de)
DE (1) DE3130460A1 (de)
FR (1) FR2491651A1 (de)
GB (1) GB2084836B (de)
IT (1) IT1167999B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2130855B (en) * 1982-11-03 1986-06-04 Ferranti Plc Information display system
DE3319944A1 (de) * 1983-06-01 1984-12-06 Siemens AG, 1000 Berlin und 8000 München Einrichtung zum schreib-lese-betrieb eines bildspeichers
GB2146208B (en) * 1983-09-01 1987-10-14 Philips Electronic Associated Character display arrangement with stack-coded-to-explicit attribute conversion
GB2145910B (en) * 1983-09-01 1987-10-07 Philips Electronic Associated Data display arrangement with scrolling
IT1162945B (it) * 1983-09-30 1987-04-01 Olivetti & Co Spa Apparecchiatura di visualizzazione di immagini definite da una pluralita di righe di dati
CA1243138A (en) * 1984-03-09 1988-10-11 Masahiro Kodama High speed memory access circuit of crt display unit
JPS61151592A (ja) * 1984-12-20 1986-07-10 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション 表示装置
DE3501673A1 (de) * 1985-01-19 1986-07-24 Standard Elektrik Lorenz Ag, 7000 Stuttgart Oeffentliches bildschirmtextendgeraet
ES2036559T3 (es) * 1987-03-20 1993-06-01 International Business Machines Corporation Sistema de ordenador con subsistema de video.
US5101196A (en) * 1988-11-10 1992-03-31 Sanyo Electric Co., Ltd. Display device for microcomputer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5052945A (de) * 1973-09-10 1975-05-10
US3972026A (en) * 1974-09-23 1976-07-27 Hewlett-Packard Company Linked list encoding method and control apparatus for refreshing a cathode ray tube display
JPS585432B2 (ja) * 1975-05-06 1983-01-31 ソニー株式会社 ガゾウヒヨウジソウチ
DE2922540C2 (de) * 1978-06-02 1985-10-24 Hitachi, Ltd., Tokio/Tokyo Datenverarbeitungsanlage
CA1141863A (en) * 1979-04-30 1983-02-22 Joseph L. Ryan Hardware/firmware crt display link system

Also Published As

Publication number Publication date
FR2491651B3 (de) 1984-04-27
CA1162319A (en) 1984-02-14
JPH0259473B2 (de) 1990-12-12
FR2491651A1 (fr) 1982-04-09
GB2084836A (en) 1982-04-15
DE3130460A1 (de) 1982-05-27
IT1167999B (it) 1987-05-20
JPS5792378A (en) 1982-06-08
IT8109536A0 (it) 1981-10-05

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Legal Events

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

Effective date: 19920618