JPH0313542U - - Google Patents
Info
- Publication number
- JPH0313542U JPH0313542U JP7185489U JP7185489U JPH0313542U JP H0313542 U JPH0313542 U JP H0313542U JP 7185489 U JP7185489 U JP 7185489U JP 7185489 U JP7185489 U JP 7185489U JP H0313542 U JPH0313542 U JP H0313542U
- Authority
- JP
- Japan
- Prior art keywords
- horizontal axis
- reference information
- vertical
- address
- axis reference
- 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
- 238000001514 detection method Methods 0.000 claims 3
- 230000004913 activation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Executing Machine-Instructions (AREA)
- Microcomputers (AREA)
Description
第１図、第２図は本考案の第１および第２の実
施例の回路図である。
１……アドレスポインタレジスタ、２……デー
タポインタレジスタ、３……縦軸情報格納レジス
タ、４……横軸情報格納レジスタ、５……縦軸情
報書込み制御線、６……横軸情報書込み制御線、
７……縦軸情報書込みフラグ、８……横軸情報書
込みフラグ、９，１２……アンドゲート、１０…
…テーブルデータ書込み完了信号線、１１……バ
スエンプテイ信号線、１３……テーブルルツクア
ツプマイクロコード起動信号、１４……内部バス
。
1 and 2 are circuit diagrams of first and second embodiments of the present invention. 1...Address pointer register, 2...Data pointer register, 3...Vertical axis information storage register, 4...Horizontal axis information storage register, 5...Vertical axis information write control line, 6...Horizontal axis information write control line,
7...Vertical axis information write flag, 8...Horizontal axis information write flag, 9, 12...And gate, 10...
... table data write completion signal line, 11 ... bus empty signal line, 13 ... table pickup microcode activation signal, 14 ... internal bus.
Claims (1)
ンピユータにおいて、テーブル領域の先頭アドレ
スを示すポインタレジスタと、前記テーブル領域
の縦軸参照情報および横軸参照情報を格納する縦
軸および横軸レジスタと、前記ポインタレジスタ
のテーブルルツクアツプ動作後のピツクアツプデ
ータを格納するアドレスを指定するアドレスレジ
スタと、前記縦軸・横軸参照情報が格納完了した
事を検出する検出手段とを有し、この検出手段か
らの検出信号により前記テーブルツクアツプ機能
を実行する事を特徴とするマイクロコンピユータ
。 In a microcomputer having a table lookup function, a pointer register indicating the start address of a table area, vertical and horizontal axis registers storing vertical axis reference information and horizontal axis reference information of the table area, and a table of the pointer register. It has an address register that specifies an address for storing pick-up data after a look-up operation, and a detection means for detecting that storage of the vertical and horizontal axis reference information is completed, and a detection signal from the detection means is used to detect the A microcomputer characterized by executing a table pickup function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7185489U JPH0313542U (en) | 1989-06-19 | 1989-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7185489U JPH0313542U (en) | 1989-06-19 | 1989-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0313542U true JPH0313542U (en) | 1991-02-12 |
Family
ID=31609260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7185489U Pending JPH0313542U (en) | 1989-06-19 | 1989-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0313542U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5633748A (en) * | 1979-08-27 | 1981-04-04 | Toshiba Corp | Data processor |
-
1989
- 1989-06-19 JP JP7185489U patent/JPH0313542U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5633748A (en) * | 1979-08-27 | 1981-04-04 | Toshiba Corp | Data processor |
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