JPS6130101U - Control equipment for water heaters, etc. - Google Patents
Control equipment for water heaters, etc.Info
- Publication number
- JPS6130101U JPS6130101U JP11577184U JP11577184U JPS6130101U JP S6130101 U JPS6130101 U JP S6130101U JP 11577184 U JP11577184 U JP 11577184U JP 11577184 U JP11577184 U JP 11577184U JP S6130101 U JPS6130101 U JP S6130101U
- Authority
- JP
- Japan
- Prior art keywords
- microcomputer
- control equipment
- input terminal
- water heaters
- 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.)
- Granted
Links
Landscapes
- Safety Devices In Control Systems (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
第1図は本考案の一実施例を示すブロック回路図、第2
図は同例における信号値の変化を示すタイミングチャー
ト、第3図は従来例を示すブロック回路図である。
1・・・・・・マイクロコンピュータ、3・川・・ウオ
ッチドッグ回路、4・・・・・・負荷、6・・・・・・
負荷電源スイッチ回路、8・・・・・・NOR論理回路
、9・・・・・・インバータ。Fig. 1 is a block circuit diagram showing one embodiment of the present invention;
The figure is a timing chart showing changes in signal values in the same example, and FIG. 3 is a block circuit diagram showing a conventional example. 1... Microcomputer, 3... Watchdog circuit, 4... Load, 6...
Load power supply switch circuit, 8...NOR logic circuit, 9...Inverter.
Claims (1)
る負荷とを備えた制御装置において、マイクロコンピュ
ータのウオッチドッグ回路の入力信号を一方の入力端に
入力し、その他方の入力端にウオッチドッグ回路が出力
するリセット信号を入力するとともに、その出力をイン
バータを介して前記他方の入力端にフィードバック接続
したNOR論理回路と、該NOR論理回路の出力で遮断
状態に切換えられる負荷電源スイッチ回路とを設けた給
湯器等の制御装置。In a control device equipped with a microcomputer and a load that is controlled on and off by the microcomputer, a reset in which the input signal of the microcomputer's watchdog circuit is input to one input terminal, and the watchdog circuit outputs to the other input terminal. A water heater, etc., provided with a NOR logic circuit which inputs a signal and connects its output as feedback to the other input terminal via an inverter, and a load power switch circuit which is switched to a cutoff state by the output of the NOR logic circuit. control device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11577184U JPS6130101U (en) | 1984-07-27 | 1984-07-27 | Control equipment for water heaters, etc. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11577184U JPS6130101U (en) | 1984-07-27 | 1984-07-27 | Control equipment for water heaters, etc. |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6130101U true JPS6130101U (en) | 1986-02-22 |
JPH057601Y2 JPH057601Y2 (en) | 1993-02-25 |
Family
ID=30674726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11577184U Granted JPS6130101U (en) | 1984-07-27 | 1984-07-27 | Control equipment for water heaters, etc. |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6130101U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5851356U (en) * | 1981-09-30 | 1983-04-07 | 日本電気ホームエレクトロニクス株式会社 | Fail-safe control circuit for microcomputer |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4158890A (en) * | 1977-12-12 | 1979-06-19 | International Business Machines Corporation | Frequency selective optical data storage system |
-
1984
- 1984-07-27 JP JP11577184U patent/JPS6130101U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5851356U (en) * | 1981-09-30 | 1983-04-07 | 日本電気ホームエレクトロニクス株式会社 | Fail-safe control circuit for microcomputer |
Also Published As
Publication number | Publication date |
---|---|
JPH057601Y2 (en) | 1993-02-25 |
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