JPS6384655U - - Google Patents
Info
- Publication number
- JPS6384655U JPS6384655U JP17940286U JP17940286U JPS6384655U JP S6384655 U JPS6384655 U JP S6384655U JP 17940286 U JP17940286 U JP 17940286U JP 17940286 U JP17940286 U JP 17940286U JP S6384655 U JPS6384655 U JP S6384655U
- Authority
- JP
- Japan
- Prior art keywords
- scientific
- constants
- display means
- key
- constant
- 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 2
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Calculators And Similar Devices (AREA)
Description
第１図はこの考案の一実施例の回路構成を示す
ブロツク図、第２図は同実施例に使用される科学
定数テーブルを説明するための図、第３図は同実
施例の動作を説明するためのフローチヤート、第
４図は同実施例の動作を説明するための図である
。
１…キー入力部、１ａ…アルフアベツトキー、
１ｂ…数値キー、１ｃ…フアンクシヨンキー、１
ｄ…「ＳＣ」キー、１ｅ…「ＥＸＥ」キー、１ｆ
…「←」キー、１ｇ…「→」キー、１ｈ…「↑」
キー、１ｉ…「↓」キー、２…制御部、３，６…
フリツプフロツプ、４…上位アドレスカウンタ、
７〜１１…アンドゲート、１２…科学定数テーブ
ル、１４…表示部、１５…科学定数抽出部、１６
…変数値記憶部。
Fig. 1 is a block diagram showing the circuit configuration of an embodiment of this invention, Fig. 2 is a diagram for explaining a scientific constant table used in the embodiment, and Fig. 3 explains the operation of the embodiment. FIG. 4 is a flowchart for explaining the operation of the embodiment. 1...Key input section, 1a...Alphabet key,
1b...Numeric key, 1c...Function key, 1
d..."SC" key, 1e..."EXE" key, 1f
..."←" key, 1g..."→" key, 1h..."↑"
Key, 1i... "↓" key, 2... Control unit, 3, 6...
Flip-flop, 4...Upper address counter,
7 to 11...AND gate, 12...Scientific constant table, 14...Display section, 15...Scientific constant extraction section, 16
...Variable value storage section.
Claims (1)
入力手段と、表示手段と、予め複数の科学定数を
記憶した科学定数記憶手段と、上記キー入力手段
の科学定数読出し用キーの操作により上記科学定
数記憶手段のアドレスを順に指示しつつ科学定数
を読出すとともに上記表示手段に表示させる制御
手段と、上記表示手段に表示された科学定数を上
記キー入力部で任意に操作されるキーに対応させ
て記憶する記憶手段とを具備したことを特徴とす
る科学定数発生機能を備えた小型電子式計算機。 a key input means having at least a scientific constant reading key; a display means; a scientific constant storage means storing a plurality of scientific constants in advance; control means for reading out scientific constants while sequentially instructing addresses and displaying them on the display means; and a memory for storing the scientific constants displayed on the display means in correspondence with keys arbitrarily operated on the key input section. A small electronic calculator having a scientific constant generation function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17940286U JPS6384655U (en) | 1986-11-21 | 1986-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17940286U JPS6384655U (en) | 1986-11-21 | 1986-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6384655U true JPS6384655U (en) | 1988-06-03 |
Family
ID=31122431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17940286U Pending JPS6384655U (en) | 1986-11-21 | 1986-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6384655U (en) |
-
1986
- 1986-11-21 JP JP17940286U patent/JPS6384655U/ja active Pending
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