发明名称 |
Control apparatus and control method |
摘要 |
Each of controllers includes: a transistor; a data processor for executing predetermined data processing and turning the transistor on or off in accordance with the data processing result; a pull-up resistor connected to an output terminal of the transistor; and a level separating resistor connected to the output terminal of the transistor, and the data processor of each controller detects a signal level of a control signal output from the output terminal of the transistor and judges whether or not any defect has occurred in its own controller, based on the detection result.
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申请公布号 |
US7373208(B2) |
申请公布日期 |
2008.05.13 |
申请号 |
US20050215034 |
申请日期 |
2005.08.31 |
申请人 |
HITACHI, LTD. |
发明人 |
OZAKI KENICHI;TAKAHASHI TARO;JIANG XIAOMING |
分类号 |
G05B9/02;F04B49/00;F26B13/00 |
主分类号 |
G05B9/02 |
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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