JPH0296443U - - Google Patents
Info
- Publication number
- JPH0296443U JPH0296443U JP448989U JP448989U JPH0296443U JP H0296443 U JPH0296443 U JP H0296443U JP 448989 U JP448989 U JP 448989U JP 448989 U JP448989 U JP 448989U JP H0296443 U JPH0296443 U JP H0296443U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- start switch
- abnormality
- reading circuit
- pseudo
- 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
- 230000005856 abnormality Effects 0.000 claims 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の構成を示す機能ブロツク図、
第２図は本考案の一実施例を示すフローチヤート
、第３図はシステム図である。
１…エンジンキースイツチ、２…イグニツシヨ
ンスイツチ、３…スタートスイツチ、４…スター
た・モータ、５…クランク角センサ、６…コント
ロールユニツト。
Figure 1 is a functional block diagram showing the configuration of the present invention.
FIG. 2 is a flowchart showing an embodiment of the present invention, and FIG. 3 is a system diagram. 1...Engine key switch, 2...Ignition switch, 3...Start switch, 4...Starter/motor, 5...Crank angle sensor, 6...Control unit.
Claims (1)
んで、各種の制御を行わせるスタートスイツチ信
号読込み回路において、スタートスイツチからの
オン・オフ信号と機関の回転を示す信号とに基づ
いてスタートスイツチからのオン・オフ信号の異
常の有無を判定し、異常時にそれに代わる擬似信
号を生成する擬似信号生成手段を設けたことを特
徴とするスタートスイツチ信号読込み回路のフエ
イルセイフ装置。 In the start switch signal reading circuit, which performs various controls based on the on/off signal from the start switch, the on/off signal from the start switch is read based on the on/off signal from the start switch and the signal indicating engine rotation. - A fail-safe device for a start switch signal reading circuit, characterized in that it is provided with pseudo signal generation means that determines whether there is an abnormality in the off signal and generates a pseudo signal to replace it in the event of an abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP448989U JPH0296443U (en) | 1989-01-20 | 1989-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP448989U JPH0296443U (en) | 1989-01-20 | 1989-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296443U true JPH0296443U (en) | 1990-08-01 |
Family
ID=31508233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP448989U Pending JPH0296443U (en) | 1989-01-20 | 1989-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296443U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5963343A (en) * | 1982-10-01 | 1984-04-11 | Fuji Heavy Ind Ltd | Self-diagnosis system for internal-combustion engine |
-
1989
- 1989-01-20 JP JP448989U patent/JPH0296443U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5963343A (en) * | 1982-10-01 | 1984-04-11 | Fuji Heavy Ind Ltd | Self-diagnosis system for internal-combustion engine |
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