JPH0272095U - - Google Patents
Info
- Publication number
- JPH0272095U JPH0272095U JP15090188U JP15090188U JPH0272095U JP H0272095 U JPH0272095 U JP H0272095U JP 15090188 U JP15090188 U JP 15090188U JP 15090188 U JP15090188 U JP 15090188U JP H0272095 U JPH0272095 U JP H0272095U
- Authority
- JP
- Japan
- Prior art keywords
- scan
- key
- output
- switch
- remote control
- 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 3
- 230000002265 prevention Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案のリモートコントロール送信装
置の１実施例の結線図、第２図は従来例の結線図
である。
１……キーマトリクス回路、Ｋ１〜Ｋ１６……
キー、ＫＡ，ＫＢ……第１、第２キー群、２……
制御部、Ｏ１〜Ｏ４……スキヤン出力端子、Ｉ１
〜Ｉ４……スキヤン入力端子、Ｓ……スイツチ、
Ｄ１，Ｄ２……逆流防止用ダイオード、Ｒ１，Ｒ
２……配線抵抗、４……バイパス回路。
FIG. 1 is a wiring diagram of one embodiment of the remote control transmitting device of the present invention, and FIG. 2 is a wiring diagram of a conventional example. 1...Key matrix circuit, K1 to K16...
Key, KA, KB...1st, 2nd key group, 2...
Control unit, O1 to O4...Scan output terminal, I1
~I4...Scan input terminal, S...Switch,
D1, D2...Reverse flow prevention diode, R1, R
2...Wiring resistance, 4...Bypass circuit.
Claims (1)
複数の被制御機器の遠隔操作用に割り当てられた
キーマトリクス回路を、制御部の複数のスキヤン
出力端子及び複数のスキヤン入力端子に接続して
設け、 前記各スキヤン出力端子から順次にスキヤン信
号を出力し、押された前記キーを通して前記スキ
ヤン入力端子に前記スキヤン信号を入力し、前記
スキヤン信号を出力及び入力した前記スキヤン出
力端子板及びスキヤン入力端子を判別し、前記押
されたキーを判別して該キーに対応するコマンド
の送信信号を送信するリモートコントロール送信
装置において、 所要の前記キー群に、 スイツチと、一端が前記スイツチの一端に接続
され他端がそれぞれ当該キー群の前記各スキヤン
入力端子に接続された逆流防止用ダイオードと、
前記キーマトリクス回路の配線抵抗とからなり、
前記スイツチのオンにより前記スキヤン信号をバ
イパスして前記各スキヤン入力端子への前記スキ
ヤン信号の入力を阻止するバイパス回路を設けた
リモートコントロール送信装置。[Scope of utility model registration claims] A plurality of key groups each consisting of several keys,
A key matrix circuit assigned for remote control of a plurality of controlled devices is connected to a plurality of scan output terminals and a plurality of scan input terminals of the control unit, and a scan signal is sequentially output from each of the scan output terminals. inputting the scan signal to the scan input terminal through the pressed key, determining the scan output terminal board and the scan input terminal to which the scan signal was output and input, and determining the pressed key; In a remote control transmitting device that transmits a command transmission signal corresponding to the key, a switch is connected to the required key group, and one end is connected to one end of the switch, and the other end is connected to each of the scan input terminals of the key group. A backflow prevention diode connected to the
and a wiring resistance of the key matrix circuit,
A remote control transmitting device provided with a bypass circuit that bypasses the scan signal when the switch is turned on and blocks input of the scan signal to each of the scan input terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15090188U JPH0272095U (en) | 1988-11-19 | 1988-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15090188U JPH0272095U (en) | 1988-11-19 | 1988-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272095U true JPH0272095U (en) | 1990-06-01 |
Family
ID=31424459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15090188U Pending JPH0272095U (en) | 1988-11-19 | 1988-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272095U (en) |
-
1988
- 1988-11-19 JP JP15090188U patent/JPH0272095U/ja active Pending
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