JPH01135564U - - Google Patents
Info
- Publication number
- JPH01135564U JPH01135564U JP2985288U JP2985288U JPH01135564U JP H01135564 U JPH01135564 U JP H01135564U JP 2985288 U JP2985288 U JP 2985288U JP 2985288 U JP2985288 U JP 2985288U JP H01135564 U JPH01135564 U JP H01135564U
- Authority
- JP
- Japan
- Prior art keywords
- arithmetic
- storage means
- data
- input means
- expression
- 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
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図は同実施例のキー入力部での
キー入力と表示部での表示の関係を示す図、第３
図は同実施例の動作を説明するためのフローチヤ
ートである。
１……キー入力部、１ａ……「エラーリコール
」キー、２……制御部、３……数式記憶部、４…
…演算データ記憶部、４１……演算データレジス
タ、４２……被演算データレジスタ、４３……演
算子レジスタ、４４……演算結果レジスタ、５…
…演算順位判断部、６……演算部、８……表示部
。
Fig. 1 is a block diagram showing the circuit configuration of one embodiment of this invention, Fig. 2 is a diagram showing the relationship between key input on the key input section and display on the display section of the same embodiment, and Fig. 3
The figure is a flowchart for explaining the operation of the same embodiment. DESCRIPTION OF SYMBOLS 1... Key input part, 1a... "Error recall" key, 2... Control part, 3... Numerical formula storage part, 4...
...Arithmetic data storage unit, 41...Arithmetic data register, 42...Operated data register, 43...Operator register, 44...Arithmetic result register, 5...
. . . calculation order determination unit, 6 . . . calculation unit, 8 . . . display unit.
Claims (1)
より入力された演算式にしたがつて演算を行なう
演算手段と、この演算手段での演算がエラーであ
るとこの時点の演算データを記憶する記憶手段と
、この記憶手段の記憶データを表示する表氏手段
とる具備したことを特徴とする小型電子式計算機
。 An input means for inputting an arithmetic expression, an arithmetic means for performing an arithmetic operation according to the arithmetic expression inputted by the input means, and a storage means for storing the arithmetic data at this point in time when the arithmetic operation by the arithmetic means results in an error. and display means for displaying the data stored in the storage means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2985288U JPH01135564U (en) | 1988-03-08 | 1988-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2985288U JPH01135564U (en) | 1988-03-08 | 1988-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135564U true JPH01135564U (en) | 1989-09-18 |
Family
ID=31254426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2985288U Pending JPH01135564U (en) | 1988-03-08 | 1988-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135564U (en) |
-
1988
- 1988-03-08 JP JP2985288U patent/JPH01135564U/ja active Pending
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