JPS6316331U - - Google Patents
Info
- Publication number
- JPS6316331U JPS6316331U JP1986107986U JP10798686U JPS6316331U JP S6316331 U JPS6316331 U JP S6316331U JP 1986107986 U JP1986107986 U JP 1986107986U JP 10798686 U JP10798686 U JP 10798686U JP S6316331 U JPS6316331 U JP S6316331U
- Authority
- JP
- Japan
- Prior art keywords
- color
- memory
- cpu
- added
- window
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Digital Computer Display Output (AREA)
- Position Input By Displaying (AREA)
Description
第１図〜第３図は何れもこの考案の一実施例を
示すもので、第１図はこの考案にかかるグラフイ
ツク・デイスプレイ装置を示すブロツク図、第２
図は色指定メモリの構成図、第３図はこの考案の
グラフイツク・デイスプレイ装置の一使用例を示
す説明図、第４図は従来のグラフイツク・デイス
プレイ装置を示すブロツク図である。
図において、１はＣＰＵ、２は表示制御回路、
３は描画制御回路、４は切替回路、５はグラフイ
ツク・メモリ、６はシフトレジスタ、７はカラー
ＣＲＴ、８はウインド指定メモリ、９は色指定メ
モリである。なお、図中同一符号は同一または相
当部分を示す。
Figures 1 to 3 all show one embodiment of this invention; Figure 1 is a block diagram showing a graphic display device according to this invention;
3 is an explanatory diagram showing an example of the use of the graphic display device of this invention, and FIG. 4 is a block diagram showing a conventional graphic display device. In the figure, 1 is a CPU, 2 is a display control circuit,
3 is a drawing control circuit, 4 is a switching circuit, 5 is a graphics memory, 6 is a shift register, 7 is a color CRT, 8 is a window designation memory, and 9 is a color designation memory. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
ーＣＲＴの表示制御回路と、ビツトマツプ方式に
よるＣＲＴ画面の各ドツトに対応した図形または
文字のグラフイツク・メモリへの書込み用の描画
制御回路と、表示と描画の切替回路と、表示デー
タのシリアル変換用のシフトレジスタとを有する
ものにおいて、上記ＣＰＵとカラーＣＲＴとの間
に色指定メモリを付加し、また上記描画制御回路
および切替回路との間にウインド指定メモリを付
加したことを特徴とするクラフイツク・デイスプ
レイ装置。 (2) ウインド指定メモリは、カラーＣＲＴ画面
のドツト毎のウインド優先順位を書き込むために
設けられ、またこのデータをアドレスとする色指
定メモリの色指定により表示制御するようにした
ことを特徴とする実用新案登録請求の範囲第１項
記載のグラフイツク・デイスプレイ装置。[Claims for Utility Model Registration] (1) A CPU that calculates figures and characters, a color CRT display control circuit, and a bitmap method for writing figures or characters corresponding to each dot on the CRT screen into a graphics memory. A color designation memory is added between the CPU and the color CRT, and a color specification memory is added between the CPU and the color CRT; A graphic display device characterized in that a window designation memory is added between the circuit and the switching circuit. (2) The window specification memory is provided for writing the window priority for each dot on the color CRT screen, and the display is controlled by color specification of the color specification memory using this data as an address. A graphic display device according to claim 1 of the utility model registration claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986107986U JPS6316331U (en) | 1986-07-16 | 1986-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986107986U JPS6316331U (en) | 1986-07-16 | 1986-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6316331U true JPS6316331U (en) | 1988-02-03 |
Family
ID=30984761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986107986U Pending JPS6316331U (en) | 1986-07-16 | 1986-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6316331U (en) |
-
1986
- 1986-07-16 JP JP1986107986U patent/JPS6316331U/ja active Pending
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