JPS5992935U - key input device - Google Patents
key input deviceInfo
- Publication number
- JPS5992935U JPS5992935U JP18942982U JP18942982U JPS5992935U JP S5992935 U JPS5992935 U JP S5992935U JP 18942982 U JP18942982 U JP 18942982U JP 18942982 U JP18942982 U JP 18942982U JP S5992935 U JPS5992935 U JP S5992935U
- Authority
- JP
- Japan
- Prior art keywords
- key
- key switch
- input device
- key input
- signal line
- 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
- 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図は従来のキーボードの部分結線図、第２図は従来
のキーボードにおける、操作信号の回り込みを説明する
ための等師団路間、第３図および第４図はそれぞれこの
考案に係るキー人力装置を実施したキーボードのキー配
置図、結線図である。
Ｋｍｎ（ｍ＝０〜４．ｎ＝０〜４）−キースイッチ、Ｔ
Ｏ〜Ｔ４−操作信号、ＤＯ〜Ｄ４一応答信号。Fig. 1 is a partial wiring diagram of a conventional keyboard, Fig. 2 is a diagram showing equal divisions between circuits to explain how operation signals wrap around in a conventional keyboard, and Figs. 3 and 4 are keys related to this invention, respectively. FIG. 2 is a key layout diagram and a wiring diagram of a keyboard on which the device is implemented. Kmn (m=0~4.n=0~4) - key switch, T
O~T4-operation signal, DO~D4-response signal.
Claims (1)
し、各キースイッチに直列にダイオードを接続しないマ
トリクス構造のキー人力装置であって、任意の位置にあ
るキースイッチの接点部の入力端子および出力端子のそ
れぞれと、そのキースイッチの周囲以外のキースイッチ
の接点部の入力端子および出力端子とを同一の操作信号
線および応答信号線で接続するようにしたキー人力装置
。It is a key power device with a matrix structure in which the contact parts of a plurality of key switches are arranged in a matrix and a diode is not connected in series with each key switch, and the input terminal of the contact part of the key switch located at an arbitrary position and A key-powered device in which each of the output terminals and the input terminals and output terminals of the contact portions of the key switch other than those around the key switch are connected by the same operation signal line and response signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18942982U JPS5992935U (en) | 1982-12-14 | 1982-12-14 | key input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18942982U JPS5992935U (en) | 1982-12-14 | 1982-12-14 | key input device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5992935U true JPS5992935U (en) | 1984-06-23 |
Family
ID=30408413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18942982U Pending JPS5992935U (en) | 1982-12-14 | 1982-12-14 | key input device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5992935U (en) |
-
1982
- 1982-12-14 JP JP18942982U patent/JPS5992935U/en active Pending
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