JPS6130102U - Control equipment for water heaters, etc. - Google Patents
Control equipment for water heaters, etc.Info
- Publication number
- JPS6130102U JPS6130102U JP11577284U JP11577284U JPS6130102U JP S6130102 U JPS6130102 U JP S6130102U JP 11577284 U JP11577284 U JP 11577284U JP 11577284 U JP11577284 U JP 11577284U JP S6130102 U JPS6130102 U JP S6130102U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- microcomputer
- input
- control equipment
- water heaters
- 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
ャートである。
1・・・・・・マイクロコンピュータ−3・・曲ウォッ
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
、10・・・・・・ラッチ回路。FIG. 1 is a block circuit diagram showing an embodiment of the present invention, and FIG. 2 is a timing chart showing changes in signal values in the same embodiment. 1...Microcomputer-3...Tune watchdog circuit, 4...Load, 6...--
Load power supply switch circuit, 8...NOR logic circuit, 10...latch circuit.
Claims (1)
る負荷とを備えた制御装置において、上記マイクロコン
ピュータの負荷制御信号と同期する信号を一方の入力端
に入力し、他方の入力端にマイクロコンピュータのウオ
ッチドッグ回路の出力端を遅延回路を介して入力するN
OR論理回路と、該NOR論理回路の出力で作動するラ
ッチ回路、このラッチ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 controlled on and off by the microcomputer, a signal synchronized with the load control signal of the microcomputer is input to one input terminal, and a watchdog circuit of the microcomputer is input to the other input terminal. input the output terminal of N through a delay circuit.
A control device for a water heater, etc., which includes an OR logic circuit, a latch circuit that is activated by the output of the NOR logic circuit, and a load power switch circuit that is switched to a cutoff state by the output of the latch circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11577284U JPS6130102U (en) | 1984-07-27 | 1984-07-27 | Control equipment for water heaters, etc. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11577284U JPS6130102U (en) | 1984-07-27 | 1984-07-27 | Control equipment for water heaters, etc. |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6130102U true JPS6130102U (en) | 1986-02-22 |
JPH057602Y2 JPH057602Y2 (en) | 1993-02-25 |
Family
ID=30674727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11577284U Granted JPS6130102U (en) | 1984-07-27 | 1984-07-27 | Control equipment for water heaters, etc. |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6130102U (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 JP11577284U patent/JPS6130102U/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 |
---|---|
JPH057602Y2 (en) | 1993-02-25 |
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