JPS63168527U - - Google Patents
Info
- Publication number
- JPS63168527U JPS63168527U JP5829887U JP5829887U JPS63168527U JP S63168527 U JPS63168527 U JP S63168527U JP 5829887 U JP5829887 U JP 5829887U JP 5829887 U JP5829887 U JP 5829887U JP S63168527 U JPS63168527 U JP S63168527U
- Authority
- JP
- Japan
- Prior art keywords
- key
- matrix
- information
- keys
- locked
- 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
- 239000011159 matrix material Substances 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Input From Keyboards Or The Like (AREA)
Description
第1図は本考案の一実施例のブロツク図、第2
図は第1図の実施例の斜視図、第3図は第1図の
実施例の動作を説明するための流れ図、第4図は
従来のキー入力装置の一例のブロツク図、第5図
は第4図のキー入力装置の動作を説明するための
流れ図である。
1…キーマトリクス、2…出力ポート、3…入
力ポート、4…キーロツク用入力ポート、5…キ
ーロツクスイツチ、6…キーロツクボタン、S1
a〜88h…スイツチ。
Figure 1 is a block diagram of one embodiment of the present invention;
1 is a perspective view of the embodiment shown in FIG. 1, FIG. 3 is a flow chart for explaining the operation of the embodiment shown in FIG. 1, FIG. 4 is a block diagram of an example of a conventional key input device, and FIG. 5 is a flowchart for explaining the operation of the key input device of FIG. 4. FIG. 1...Key matrix, 2...Output port, 3...Input port, 4...Key lock input port, 5...Key lock switch, 6...Key lock button, S1
a ~8 8h ...Switch.
Claims (1)
り対応するスイツチが作動するキーマトリクスと
、該キーマトリクスの前記押されたキーの位置を
検索するための情報を前記キーマトリクスに供給
する出力ポートと、押されたキーの有無を判断す
る情報を前記キーマトリクスから受領する入力ポ
ートと、前記キーマトリクス上の全てのキーをロ
ツクするキーロツクスイツチと、前記キーマトリ
クス上の全てのキーのロツクの有無の情報を前記
キーロツクスイツチの操作に応じて発生するキー
ロツク用入力ポートとを含むことを特徴とするキ
ー入力装置。 a key matrix in which a corresponding switch is actuated by a key operation arranged in a matrix; an output port that supplies information for searching the position of the pressed key in the key matrix to the key matrix; an input port that receives information from the key matrix to determine whether or not a key is locked; a key lock switch that locks all the keys on the key matrix; and information on whether or not all the keys on the key matrix are locked. and a key lock input port that generates a key lock in response to operation of the key lock switch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5829887U JPS63168527U (en) | 1987-04-17 | 1987-04-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5829887U JPS63168527U (en) | 1987-04-17 | 1987-04-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63168527U true JPS63168527U (en) | 1988-11-02 |
Family
ID=30888751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5829887U Pending JPS63168527U (en) | 1987-04-17 | 1987-04-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63168527U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59106027A (en) * | 1982-12-10 | 1984-06-19 | Canon Inc | Key input controller |
-
1987
- 1987-04-17 JP JP5829887U patent/JPS63168527U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59106027A (en) * | 1982-12-10 | 1984-06-19 | Canon Inc | Key input controller |
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