JPS61658U - electronic calculator - Google Patents
electronic calculatorInfo
- Publication number
- JPS61658U JPS61658U JP7968185U JP7968185U JPS61658U JP S61658 U JPS61658 U JP S61658U JP 7968185 U JP7968185 U JP 7968185U JP 7968185 U JP7968185 U JP 7968185U JP S61658 U JPS61658 U JP S61658U
- Authority
- JP
- Japan
- Prior art keywords
- key
- code
- negative
- output
- sign
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例に於ける主要部の構成を示す
ブロック図、第２図は同実施例に於けるキー配置を示す
キー配置図、第３臣は同実施例の表示部に於で表示され
る負符号とマイナス記号とめ相違を示す図、第４図は同
実施例に於ける表示例を示す図、第５図は従来の電子式
計算機に於ける表示例を示す図である。
符号、ＤＳＰ ：表示部、ＤＢ：表示バッファ、ＣＧ：
キャラクタジエネレータ、Ｋ：キ一人力部、ＣＰＵ：演
算処理部、Ｒ：計算式記憶部、ｘ，ｙ：演算用レジスタ
、ＮＫ：数値キー、ＦＫ：、演算指示キー、ＭＫ：マイ
ナスキー、ＢＫ：カツコキー、ＳＫ：負符号キー、Ｓ：
負符号、Ｍ：マイナス記号。Fig. 1 is a block diagram showing the configuration of the main parts in an embodiment of the present invention, Fig. 2 is a key arrangement diagram showing the key arrangement in the embodiment, and the third figure is the display section of the embodiment. Figure 4 is a diagram showing a display example in the same embodiment, and Figure 5 is a diagram showing a display example in a conventional electronic calculator. It is. code, DSP: display section, DB: display buffer, CG:
Character generator, K: Key power unit, CPU: Arithmetic processing unit, R: Calculation formula storage unit, x, y: Calculation registers, NK: Numerical keys, FK: Calculation instruction key, MK: Minus key, BK :Katsuko key, SK: Minus sign key, S:
Minus sign, M: Minus sign.
Claims (1)
符号を入力する負符号キー及び演算指示キーを有するキ
ー人力手段と、 上記各キーの操作に基づいて、操作されたキーに対応す
る数値コード、負符号コード又は演算指示コードを出力
するキーコード出力手段と、該キーコード出力手段より
出力される上記キーコードを、その出力順に記憶する記
憶手段と、該記憶手段より順次出力されるキーコードに
基づいて所定の演算を実行する演算手段と、上記記憶手
段よりの上記負符号コードの出力に基づいて、該負符号
コードの直後に出力される数値の符号が負であることを
上記演算手段に指示する制御手段とを備え、 負の数値の入力は、上記負符号キーの操作と、該操作に
続く上記数値キーの操作により行うようにしたことを特
徴とする電子式計算機。[Scope of Claim for Utility Model Registration] Key human power means having a numeric key, a negative sign key for inputting the negative sign of an operand in a mathematical formula or an operand in a mathematical formula, and a calculation instruction key; a key code output means for outputting a numerical code, a negative sign code, or an operation instruction code corresponding to the operated key; and a storage means for storing the key codes output from the key code output means in the order in which they are output. , a calculation means for performing a predetermined calculation based on the key codes sequentially output from the storage means, and a numerical value output immediately after the negative code based on the output of the negative code from the storage means. control means for instructing the calculation means that the sign of is negative, and inputting a negative numerical value is performed by operating the minus sign key and subsequent operation of the numerical key. An electronic calculator featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7968185U JPS61658U (en) | 1985-05-27 | 1985-05-27 | electronic calculator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7968185U JPS61658U (en) | 1985-05-27 | 1985-05-27 | electronic calculator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61658U true JPS61658U (en) | 1986-01-06 |
| JPS6319859Y2 JPS6319859Y2 (en) | 1988-06-02 |
Family
ID=30624818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7968185U Granted JPS61658U (en) | 1985-05-27 | 1985-05-27 | electronic calculator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61658U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199433A (en) * | 1975-01-24 | 1976-09-02 | Olivetti & Co Spa | |
| JPS52108751A (en) * | 1976-03-09 | 1977-09-12 | Canon Inc | Electronic desk computer |
-
1985
- 1985-05-27 JP JP7968185U patent/JPS61658U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199433A (en) * | 1975-01-24 | 1976-09-02 | Olivetti & Co Spa | |
| JPS52108751A (en) * | 1976-03-09 | 1977-09-12 | Canon Inc | Electronic desk computer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6319859Y2 (en) | 1988-06-02 |
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