JPH0447741U - - Google Patents
Info
- Publication number
- JPH0447741U JPH0447741U JP8883590U JP8883590U JPH0447741U JP H0447741 U JPH0447741 U JP H0447741U JP 8883590 U JP8883590 U JP 8883590U JP 8883590 U JP8883590 U JP 8883590U JP H0447741 U JPH0447741 U JP H0447741U
- Authority
- JP
- Japan
- Prior art keywords
- output
- control signal
- circuit
- microcomputer
- integrated circuit
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Input From Keyboards Or The Like (AREA)
- Selective Calling Equipment (AREA)
Description
第１図は本考案キー入力回路のブロツク図、第
２図はリモコン信号送信用集積回路の等価ブロツ
ク図、第３図は同入力回路の他の実施例のブロツ
ク図、第４図は従来のキー入力回路例のブロツク
図である。
図中、１ａ〜１ｃは駆動線、２ａ〜２ｃは検知
線、３ａ〜３ｃ，４ａ〜４ｃおよび５ａ〜５ｃは
操作キー、１０はリモコン送信用集積回路、１１
はパルス列、１２はマイクロコンピユータユニツ
ト、１３は制御信号、１４は状態信号、１５はリ
モコン信号受信部、１６はリモコン信号、１７は
論理和回路、１８は赤外線リモコン信号、２０は
発振子、２１は発振部、２２は分周器、２３はキ
ー検索駆動回路、２４はキー入力回路、２５は制
御コードメモリ、２６は出力制御回路、２７は駆
動端子、２８は検知端子、２９は制御信号出力端
子である。
Fig. 1 is a block diagram of the key input circuit of the present invention, Fig. 2 is an equivalent block diagram of an integrated circuit for transmitting remote control signals, Fig. 3 is a block diagram of another embodiment of the same input circuit, and Fig. 4 is a conventional one. FIG. 3 is a block diagram of an example key input circuit. In the figure, 1a to 1c are drive lines, 2a to 2c are detection lines, 3a to 3c, 4a to 4c, and 5a to 5c are operation keys, 10 is a remote control transmission integrated circuit, 11
12 is a pulse train, 12 is a microcomputer unit, 13 is a control signal, 14 is a status signal, 15 is a remote control signal receiving section, 16 is a remote control signal, 17 is an OR circuit, 18 is an infrared remote control signal, 20 is an oscillator, 21 is a Oscillator section, 22 is a frequency divider, 23 is a key search drive circuit, 24 is a key input circuit, 25 is a control code memory, 26 is an output control circuit, 27 is a drive terminal, 28 is a detection terminal, 29 is a control signal output terminal It is.
Claims (1)
するマイクロコンピユータユニツトと、同ユニツ
トに制御指令を与える複数のキーを備え、同キー
の操作に基づき機器の状態を読み取り、出力した
制御信号により動作する機器において、前記キー
の操作出力をリモートコントロールの制御信号送
信用の集積回路に入力し、同集積回路の出力する
制御信号を前記マイクロコンピユータユニツトに
供給することを特徴とするマイコン制御機器のキ
ー入力回路。 (2) リモートコントロールの制御信号受信回路
を備える前記機器において、同受信回路の出力お
よび前記集積回路の出力の論理和出力を前記マイ
クロコンピユータユニツトに供給することを特徴
とする請求項(1)記載のマイコン制御機器のキー
入力回路。[Claims for Utility Model Registration] (1) A microcomputer unit with built-in ROM, RAM, and input/output ports, and multiple keys that give control commands to the unit, and reads the status of the equipment based on the operation of the keys. , in a device that operates according to the output control signal, the operation output of the key is input to an integrated circuit for transmitting a control signal of a remote control, and the control signal output from the integrated circuit is supplied to the microcomputer unit. Key input circuit for microcomputer-controlled equipment. (2) In the device equipped with a control signal receiving circuit for remote control, a logical sum output of the output of the receiving circuit and the output of the integrated circuit is supplied to the microcomputer unit. Key input circuit for microcomputer-controlled equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8883590U JPH0447741U (en) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8883590U JPH0447741U (en) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447741U true JPH0447741U (en) | 1992-04-23 |
Family
ID=31822401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8883590U Pending JPH0447741U (en) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447741U (en) |
-
1990
- 1990-08-24 JP JP8883590U patent/JPH0447741U/ja active Pending
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