JPS58101244U - key input device - Google Patents
key input deviceInfo
- Publication number
- JPS58101244U JPS58101244U JP19545981U JP19545981U JPS58101244U JP S58101244 U JPS58101244 U JP S58101244U JP 19545981 U JP19545981 U JP 19545981U JP 19545981 U JP19545981 U JP 19545981U JP S58101244 U JPS58101244 U JP S58101244U
- Authority
- JP
- Japan
- Prior art keywords
- input device
- key input
- encodes
- sum
- pressed
- 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)
- Input From Keyboards Or The Like (AREA)
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図は従来の電子式小型計算機の正面図、第２図は本
考案を応用した電子式計算機の正面図、第３図と第４図
は本考案実施例のキー人力装置の回路図である。
４、 ４． ５． ５． ６． ６． ７． ７． ７
・・・キー、８．１４・・・クロック回路、９・・・タ
イミング回路、１０・・・排他回路、１１・・・１０進
２進コンバータ、１２・・・出力バッファ゛、１３．１
３・・・ゲート、１５・・・タイミングコントローラ、
１６・・・シフトタイミング回路、１７・・・シフトレ
ジスタ、１８・・・論理演算回路。Figure 1 is a front view of a conventional small electronic calculator, Figure 2 is a front view of an electronic calculator to which the present invention is applied, and Figures 3 and 4 are circuit diagrams of the key human power device according to the embodiment of the present invention. be. 4, 4. 5. 5. 6. 6. 7. 7. 7
...Key, 8.14...Clock circuit, 9...Timing circuit, 10...Exclusion circuit, 11...Decimal/binary converter, 12...Output buffer, 13.1
3...Gate, 15...Timing controller,
16...Shift timing circuit, 17...Shift register, 18...Logic operation circuit.
Claims (1)
れた時はその本来の役割の内容をエンコードし、複数の
キーが同時に′押圧された時はその各キーの役割の和又
は文字列としての和としてエンコードするエンコーダと
を具備した事を特徴とするキー人力装置。Encodes multiple keys including numeric keys and the contents of their original role when pressed alone, and encodes the sum or character of each key's role when multiple keys are pressed at the same time. and an encoder that encodes a sum as a sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19545981U JPS58101244U (en) | 1981-12-25 | 1981-12-25 | key input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19545981U JPS58101244U (en) | 1981-12-25 | 1981-12-25 | key input device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58101244U true JPS58101244U (en) | 1983-07-09 |
Family
ID=30108734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19545981U Pending JPS58101244U (en) | 1981-12-25 | 1981-12-25 | key input device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58101244U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS537367A (en) * | 1976-07-09 | 1978-01-23 | Citizen Watch Co Ltd | Electronic watch with calculator |
-
1981
- 1981-12-25 JP JP19545981U patent/JPS58101244U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS537367A (en) * | 1976-07-09 | 1978-01-23 | Citizen Watch Co Ltd | Electronic watch with calculator |
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