JPS61176656U - - Google Patents
Info
- Publication number
- JPS61176656U JPS61176656U JP19851684U JP19851684U JPS61176656U JP S61176656 U JPS61176656 U JP S61176656U JP 19851684 U JP19851684 U JP 19851684U JP 19851684 U JP19851684 U JP 19851684U JP S61176656 U JPS61176656 U JP S61176656U
- Authority
- JP
- Japan
- Prior art keywords
- formula
- program
- key
- selection means
- changing
- 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 6
- 230000004044 response Effects 0.000 description 3
Landscapes
- Calculators And Similar Devices (AREA)
Description
図面はこの考案の一実施例を示すもので、第1
図は回路構成を示すブロツク図、第2図は数式プ
ログラムのキー操作を例示する図、第3図は第2
図のキー操作に対応した数式メモ部の記憶状態を
示す図、第4図はキー操作とこれに対応した表示
部の状態を示す図、第5図Aはメモキーの操作に
応じた処理内容を示すフローチヤート、第5図B
は「IN」キーの操作に応じた処理内容を示すフ
ローチヤート、第5図Cは「OUT」キーの操作
に応じた処理内容を示すフローチヤート、第6図
は計算キーの操作に応じた処理内容を示すフロー
チヤートである。
1……キーボード、1a……「IN」キー、1
b……「OUT」キー、1c……計算キー、1d
……実行キー、1e……メモキー、2……キー判
断部、3……CPU、3a……ROM、3b……
RAM、3c……演算回路、4……数式メモ部、
5……表示メモリ制御部、6……入力メモリ、7
……変数メモリ、8……表示レジスタ、9……表
示部。
The drawing shows one embodiment of this invention.
The figure is a block diagram showing the circuit configuration, Figure 2 is a diagram illustrating key operations for a mathematical program, and Figure 3 is a block diagram showing the circuit configuration.
Figure 4 is a diagram showing the memory state of the formula memo section corresponding to the key operations shown in the figure, Figure 4 is a diagram showing the key operations and the corresponding display state, and Figure 5A is a diagram showing the processing contents according to the memo key operation. Flowchart shown in Figure 5B
is a flowchart showing the processing content in response to the operation of the "IN" key, Figure 5C is a flowchart showing the processing content in response to the operation of the "OUT" key, and Figure 6 is the processing in response to the operation of the calculation key. This is a flowchart showing the contents. 1... Keyboard, 1a... "IN" key, 1
b..."OUT" key, 1c...Calculation key, 1d
...Execution key, 1e...Memo key, 2...Key judgment unit, 3...CPU, 3a...ROM, 3b...
RAM, 3c... Arithmetic circuit, 4... Formula memo section,
5...Display memory control unit, 6...Input memory, 7
...Variable memory, 8...Display register, 9...Display section.
Claims (1)
、この数式メモ部に記憶される複数の数式プログ
ラムから所望の数式プログラムを選択する数式選
択手段と、この数式選択手段により選択された数
式プログラムを記憶する数式レジスタと、この数
式レジスタの記憶する数式プログラムの内容を変
更設定する変更手段と、この変更手段によつて変
更設定された数式プログラムを用いて数式演算を
行なう演算手段とを具備したことを特徴とする数
式プログラム機能を備えた小型電子式計算機。 A formula memo section for storing a plurality of formula programs; a formula selection means for selecting a desired formula program from the plurality of formula programs stored in the formula memo section; and a formula selection means for storing the formula program selected by the formula selection means. It is characterized by comprising a formula register, a changing means for changing and setting the contents of a formula program stored in the formula register, and a calculation means for performing a formula operation using the formula program changed and set by the changing means. A small electronic calculator with a mathematical formula programming function.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19851684U JPS61176656U (en) | 1984-12-26 | 1984-12-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19851684U JPS61176656U (en) | 1984-12-26 | 1984-12-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61176656U true JPS61176656U (en) | 1986-11-04 |
Family
ID=30757575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19851684U Pending JPS61176656U (en) | 1984-12-26 | 1984-12-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61176656U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58155468A (en) * | 1982-03-10 | 1983-09-16 | Casio Comput Co Ltd | Electronic formula dictionary |
-
1984
- 1984-12-26 JP JP19851684U patent/JPS61176656U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58155468A (en) * | 1982-03-10 | 1983-09-16 | Casio Comput Co Ltd | Electronic formula dictionary |