JPS631234U - - Google Patents
Info
- Publication number
- JPS631234U JPS631234U JP9411586U JP9411586U JPS631234U JP S631234 U JPS631234 U JP S631234U JP 9411586 U JP9411586 U JP 9411586U JP 9411586 U JP9411586 U JP 9411586U JP S631234 U JPS631234 U JP S631234U
- Authority
- JP
- Japan
- Prior art keywords
- data
- mantissa
- exponent
- input
- display section
- 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 3
Landscapes
- Calculators And Similar Devices (AREA)
- Input From Keyboards Or The Like (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図は同実施例の動作を説明する
ためのフローチヤート、第３図は同実施例の動作
を説明するためのキー入力部でのキー操作と記憶
部での記憶内容の関係を示す図である。
１……キー入力部、１ａ……テンキー、１ｄ…
…「ＥＸＰ」キー、１ｅ……「→」キー、３……
制御部、４……演算部、５……記憶部、５１……
指数レジスタ、５２……仮数レジスタ、６……表
示部、６１……指数表示部、６２……仮数表示部
。
Fig. 1 is a block diagram showing the circuit configuration of an embodiment of this invention, Fig. 2 is a flowchart for explaining the operation of the embodiment, and Fig. 3 is a key diagram for explaining the operation of the embodiment. FIG. 3 is a diagram showing the relationship between key operations on the input unit and contents stored in the storage unit. 1...Key input section, 1a...Numeric keypad, 1d...
..."EXP" key, 1e... "→" key, 3...
Control unit, 4... Calculation unit, 5... Storage unit, 51...
Exponent register, 52...mantissa register, 6...display section, 61...exponent display section, 62...mantissa display section.
Claims (1)
び置数訂正指示データを入力する入力手段と、指
数表示部および仮数表示部を有する表示手段と、
上記入力手段より入力される数値データを仮数デ
ータとして上記仮数表示部に表示させるとともに
上記指数部指定データに続いて入力される数値デ
ータを指数データとして上記指数表示部に表示さ
せ且つ上記入力手段より入力される置数訂正指示
データにより上記仮数データの最下位桁を消去し
上記表示部の仮数表示部に表示させる制御手段と
を具備したことを特徴とする小型電子式計算機。 input means for inputting at least numerical data, exponent part designation data, and digit correction instruction data; display means having an exponent display part and a mantissa display part;
The numerical data input from the input means is displayed as mantissa data on the mantissa display section, and the numerical data input subsequent to the exponent part designation data is displayed on the exponent display section as exponent data, and A small electronic calculator characterized by comprising: control means for erasing the least significant digit of the mantissa data and displaying it on the mantissa display section of the display section according to input digit correction instruction data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9411586U JPS631234U (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9411586U JPS631234U (en) | 1986-06-20 | 1986-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS631234U true JPS631234U (en) | 1988-01-07 |
Family
ID=30957265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9411586U Pending JPS631234U (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS631234U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5844633B2 (en) * | 1981-03-02 | 1983-10-04 | 鶴海合成炉材株式会社 | Low temperature curing monolithic refractories |
-
1986
- 1986-06-20 JP JP9411586U patent/JPS631234U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5844633B2 (en) * | 1981-03-02 | 1983-10-04 | 鶴海合成炉材株式会社 | Low temperature curing monolithic refractories |
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