发明名称 |
Apparatus for electronically controlling internal combustion engine |
摘要 |
An apparatus for electronically controlling an internal combustion engine of automobiles, in which a processor comprising a CPU, a RAM and a ROM is determined to be in the state of its normal operation when the processor delivers a predetermined pulse train in response to an interrupt signal having a predetermined period and supplied to the processor, and in which a backup circuit is actuated by a discriminant signal indicating the abnormal operation of the processor so that the operation of controlling the internal combustion engine, normally performed by the processor, is performed by the backup circuit.
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申请公布号 |
US4310889(A) |
申请公布日期 |
1982.01.12 |
申请号 |
US19780952326 |
申请日期 |
1978.10.18 |
申请人 |
HITACHI, LTD. |
发明人 |
IMAI, MASUMI;TAKATO, MASAO;TOKUDA, HIROASTU |
分类号 |
F02D41/34;F02D21/08;F02D41/22;F02D41/24;F02D41/26;F02D45/00;F02P5/15;F02P15/00;G05B15/02;G05B23/02;G06F11/00;G06F11/30;(IPC1-7):F02P5/08;F02P11/06 |
主分类号 |
F02D41/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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