JPS59161342U - protection circuit - Google Patents
protection circuitInfo
- Publication number
- JPS59161342U JPS59161342U JP5430583U JP5430583U JPS59161342U JP S59161342 U JPS59161342 U JP S59161342U JP 5430583 U JP5430583 U JP 5430583U JP 5430583 U JP5430583 U JP 5430583U JP S59161342 U JPS59161342 U JP S59161342U
- Authority
- JP
- Japan
- Prior art keywords
- electronic device
- protection circuit
- main body
- circuit
- voltage detection
- 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
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図はこの考案の一実施例を示す回路構成図、第２図
は第１図の動作説明に供するための信号波形図である。
１は外部電源入力端子、２は電源回路、３はスイッチ回
路、４は本体回路、５はマイクロコンピュータ、６は電
圧検出回路である。FIG. 1 is a circuit configuration diagram showing an embodiment of this invention, and FIG. 2 is a signal waveform diagram for explaining the operation of FIG. 1. 1 is an external power input terminal, 2 is a power supply circuit, 3 is a switch circuit, 4 is a main body circuit, 5 is a microcomputer, and 6 is a voltage detection circuit.
Claims (1)
電圧検出回路の出力が供給されるマイクロコンピュータ
とを備え、過電圧が検出されると該検出期間中上記電圧
検出回路の出力により上記マイクロコンピュータをリセ
ットしてプログラム処理動作を継続的に停止して上記電
子機器本体の電源を遮断するようにしたことを特徴とす
る保護回路。It is equipped with a voltage detection circuit that detects the power supply voltage of the main body of an electronic device, and a microcomputer to which the output of the voltage detection circuit is supplied. A protection circuit characterized in that the circuit resets the electronic device, continuously stops the program processing operation, and cuts off the power to the main body of the electronic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5430583U JPS59161342U (en) | 1983-04-12 | 1983-04-12 | protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5430583U JPS59161342U (en) | 1983-04-12 | 1983-04-12 | protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59161342U true JPS59161342U (en) | 1984-10-29 |
Family
ID=30184649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5430583U Pending JPS59161342U (en) | 1983-04-12 | 1983-04-12 | protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59161342U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5514616B2 (en) * | 1979-04-14 | 1980-04-17 | ||
| JPS5854830A (en) * | 1981-09-29 | 1983-03-31 | 日産自動車株式会社 | Power source monitor for automotive electronic circuit |
-
1983
- 1983-04-12 JP JP5430583U patent/JPS59161342U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5514616B2 (en) * | 1979-04-14 | 1980-04-17 | ||
| JPS5854830A (en) * | 1981-09-29 | 1983-03-31 | 日産自動車株式会社 | Power source monitor for automotive electronic circuit |
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