JPS589851U - Automotive control device power supply circuit - Google Patents
Automotive control device power supply circuitInfo
- Publication number
- JPS589851U JPS589851U JP10585581U JP10585581U JPS589851U JP S589851 U JPS589851 U JP S589851U JP 10585581 U JP10585581 U JP 10585581U JP 10585581 U JP10585581 U JP 10585581U JP S589851 U JPS589851 U JP S589851U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- self
- diagnosis
- power supply
- supply 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
- Control Of Electrical Variables (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図は従来回路を示す図、第２図はこの考案による自
動車用制御装置の電源回路の一実施例を示す図である。
１・・・バッチ１八３・・・イグニッションスイッチ、
５・・・自動車用制御装置、５’ａ・・・電源供給端、
５ｂ ゛・・・自己診断結果出力端、５Ｃ・・・自
己診断指令入力端、５ｄ・・・電源供給自己保持指令出
力端、６・・・自己診断スイッチ、１０・・・レベル変
換用トランジスタ、１４．１５・・・第１、第２の電源
制御用トランジスタ、１８．１９・・・ダイオード。な
お、図中同一符号は同一または相当部分を示す。FIG. 1 is a diagram showing a conventional circuit, and FIG. 2 is a diagram showing an embodiment of a power supply circuit for an automobile control device according to this invention. 1...Batch 183...Ignition switch,
5...Automotive control device, 5'a...Power supply end,
5b ゛...Self-diagnosis result output terminal, 5C...Self-diagnosis command input terminal, 5d...Power supply self-holding command output terminal, 6...Self-diagnosis switch, 10...Level conversion transistor, 14.15...First and second power supply control transistors, 18.19...Diode. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
されて各種制御を行い、かつ自己診断スイッチをオンし
、自己診断指令を受けることにより自己診断を行う自動
車用制御装置の電源回路において、上記自己診断スイッ
チをオンすることにより、上記イグニッションスイッチ
の操作状態に無関係に上記制御装置に、この制御装置が
自己診断を終了するまで電源供給させる第１の回路と、
上記自己診断スイッチをオンして上記制御装置に電源供
給されると同時にその制御装置に自己診断指令を与える
第２の回路とを具備することを特徴とする自動車用制御
装置の電源回路。The self-diagnosis switch is turned on in the power supply circuit of an automobile control device that is supplied with power and performs various controls when the ignition switch is turned on, and also performs self-diagnosis by turning on the self-diagnosis switch and receiving a self-diagnosis command. a first circuit that supplies power to the control device until the control device completes self-diagnosis regardless of the operating state of the ignition switch;
A power supply circuit for a control device for an automobile, comprising a second circuit that supplies power to the control device by turning on the self-diagnosis switch and at the same time gives a self-diagnosis command to the control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10585581U JPS589851U (en) | 1981-07-14 | 1981-07-14 | Automotive control device power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10585581U JPS589851U (en) | 1981-07-14 | 1981-07-14 | Automotive control device power supply circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS589851U true JPS589851U (en) | 1983-01-22 |
| JPS6326756Y2 JPS6326756Y2 (en) | 1988-07-20 |
Family
ID=29900373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10585581U Granted JPS589851U (en) | 1981-07-14 | 1981-07-14 | Automotive control device power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS589851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60146735A (en) * | 1984-01-11 | 1985-08-02 | Nippon Denso Co Ltd | Controller for vehicle |
-
1981
- 1981-07-14 JP JP10585581U patent/JPS589851U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60146735A (en) * | 1984-01-11 | 1985-08-02 | Nippon Denso Co Ltd | Controller for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6326756Y2 (en) | 1988-07-20 |
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