CA1162319A - Video processor and controller - Google Patents
Video processor and controllerInfo
- Publication number
- CA1162319A CA1162319A CA000380700A CA380700A CA1162319A CA 1162319 A CA1162319 A CA 1162319A CA 000380700 A CA000380700 A CA 000380700A CA 380700 A CA380700 A CA 380700A CA 1162319 A CA1162319 A CA 1162319A
- Authority
- CA
- Canada
- Prior art keywords
- data
- row
- memory
- video
- address
- 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
Links
- 239000000872 buffer Substances 0.000 claims description 37
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 4
- 230000003252 repetitive effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 18
- 230000008859 change Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004397 blinking Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US19443580A | 1980-10-06 | 1980-10-06 | |
| US194,435 | 1988-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1162319A true CA1162319A (en) | 1984-02-14 |
Family
ID=22717597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000380700A Expired CA1162319A (en) | 1980-10-06 | 1981-06-26 | Video processor and controller |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5792378A (enExample) |
| CA (1) | CA1162319A (enExample) |
| DE (1) | DE3130460A1 (enExample) |
| FR (1) | FR2491651A1 (enExample) |
| GB (1) | GB2084836B (enExample) |
| IT (1) | IT1167999B (enExample) |
Families Citing this family (10)
| 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 |
| DE3783358T2 (de) * | 1987-03-20 | 1993-07-01 | Ibm | Rechnersystem mit einem videosubsystem. |
| US5101196A (en) * | 1988-11-10 | 1992-03-31 | Sanyo Electric Co., Ltd. | Display device for microcomputer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5052945A (enExample) * | 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 |
-
1981
- 1981-06-18 GB GB8118778A patent/GB2084836B/en not_active Expired
- 1981-06-26 CA CA000380700A patent/CA1162319A/en not_active Expired
- 1981-07-07 FR FR8113355A patent/FR2491651A1/fr active Granted
- 1981-07-23 DE DE19813130460 patent/DE3130460A1/de not_active Ceased
- 1981-09-22 JP JP56150507A patent/JPS5792378A/ja active Granted
- 1981-10-05 IT IT09536/81A patent/IT1167999B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2491651A1 (fr) | 1982-04-09 |
| GB2084836B (en) | 1984-05-23 |
| JPS5792378A (en) | 1982-06-08 |
| IT8109536A0 (it) | 1981-10-05 |
| JPH0259473B2 (enExample) | 1990-12-12 |
| IT1167999B (it) | 1987-05-20 |
| GB2084836A (en) | 1982-04-15 |
| FR2491651B3 (enExample) | 1984-04-27 |
| DE3130460A1 (de) | 1982-05-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |