JPS59169638U - keyboard - Google Patents
keyboardInfo
- Publication number
- JPS59169638U JPS59169638U JP6060083U JP6060083U JPS59169638U JP S59169638 U JPS59169638 U JP S59169638U JP 6060083 U JP6060083 U JP 6060083U JP 6060083 U JP6060083 U JP 6060083U JP S59169638 U JPS59169638 U JP S59169638U
- Authority
- JP
- Japan
- Prior art keywords
- keyboard
- scan
- reference signal
- delaying
- stages
- 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
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、第２図は従来のキーボードの構成を示す回路図
、第３図は本考案キーボードの構成を示す回路図、第４
図はその動作説明の為の波形図、第５図は本考案キーボ
ードを用いたシステムの初期状態に於ける表示画面例図
であって、ＳＣｏは基準信号、ｓｃｌ、ｓｃ２・・・・
・・は遅延信号、Ｌｏ、Ｌｉ・・・・・・はスキャンラ
イン、を夫々示している。Figures 1 and 2 are circuit diagrams showing the configuration of a conventional keyboard, Figure 3 is a circuit diagram showing the configuration of the keyboard of the present invention, and Figure 4 is a circuit diagram showing the configuration of the keyboard of the present invention.
The figure is a waveform diagram for explaining the operation, and Figure 5 is an example of a display screen in the initial state of the system using the keyboard of the present invention, where SCo is a reference signal, scl, sc2, etc.
. . . indicate delayed signals, and Lo, Li, . . . indicate scan lines, respectively.
Claims (1)
ーボードに於て、キーボードのスキャン信号をキーボー
ド内で基準信号からＣＲの遅延回路を用いて段階的に遅
延させて形成した事を特徴とするキーボード。This keyboard is a scan type keyboard connected to a system main body by a cable, and is characterized in that a scan signal of the keyboard is formed by delaying a reference signal in stages in the keyboard using a CR delay circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6060083U JPS59169638U (en) | 1983-04-21 | 1983-04-21 | keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6060083U JPS59169638U (en) | 1983-04-21 | 1983-04-21 | keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59169638U true JPS59169638U (en) | 1984-11-13 |
Family
ID=30190835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6060083U Pending JPS59169638U (en) | 1983-04-21 | 1983-04-21 | keyboard |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59169638U (en) |
-
1983
- 1983-04-21 JP JP6060083U patent/JPS59169638U/en active Pending
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