JPS5876939U - key input device - Google Patents
key input deviceInfo
- Publication number
- JPS5876939U JPS5876939U JP17005881U JP17005881U JPS5876939U JP S5876939 U JPS5876939 U JP S5876939U JP 17005881 U JP17005881 U JP 17005881U JP 17005881 U JP17005881 U JP 17005881U JP S5876939 U JPS5876939 U JP S5876939U
- Authority
- JP
- Japan
- Prior art keywords
- key
- input device
- key input
- decoder circuit
- operation keys
- 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
図面はこの考案のキー人力装置の実施例を示し、第１図
は１実施例の結線図、第２図ａ−ｓ−ｊは第１図の動作
説明用タイミングチャート、第３図は第１図の操作キ一
部の他の例の結線図、第４図は他の実施例の結線図であ
る。
１ａ、 １ｂ・・・操作キ一部、２ａ、２ｂ・・・デ
コーダ回路、ＳＷＡ〜ＳＷＣ，ＳＷａ〜５ＷＣ−第１な
いし第３キースイツチ。The drawings show an embodiment of the key human power device of this invention, FIG. 1 is a wiring diagram of one embodiment, FIG. 2 a-s-j is a timing chart for explaining the operation of FIG. 1, and FIG. A wiring diagram of some other examples of the operations shown in the figure, and FIG. 4 is a wiring diagram of another embodiment. 1a, 1b...Part of operation keys, 2a, 2b...Decoder circuit, SWA to SWC, SWa to 5WC-first to third key switches.
Claims (1)
のキー人力により前記操作キ一部から入力されたＢＣＤ
コードを１０進数に変換するデコーダ回路と、該デコー
ダ回路の出力により前記キー人力を表示する表示部とを
備えたキー人力装置。A part of the operation key having a plurality of operation keys, and a BCD input from the part of the operation key by human power of each of the operation keys.
A key power device comprising: a decoder circuit that converts a code into a decimal number; and a display section that displays the key power based on the output of the decoder circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17005881U JPS5876939U (en) | 1981-11-13 | 1981-11-13 | key input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17005881U JPS5876939U (en) | 1981-11-13 | 1981-11-13 | key input device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5876939U true JPS5876939U (en) | 1983-05-24 |
Family
ID=29962024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17005881U Pending JPS5876939U (en) | 1981-11-13 | 1981-11-13 | key input device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5876939U (en) |
-
1981
- 1981-11-13 JP JP17005881U patent/JPS5876939U/en active Pending
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