Title:
車両用スイッチ制御装置及びスイッチ状態検出方法
Document Type and Number:
Japanese Patent JP6662909
Kind Code:
B2
Abstract:
Provided is an integrated circuit (41) that operates in normal mode or sleep mode corresponding to the on/off state of a vehicle engine. On the basis of information of setting data information stored in an internal register (42) and information of the on/off state of the vehicle engine from an MPU (50), the integrated circuit (41) generates monitoring signals (INZ0 to INZ7), monitoring signals (INA0 to INA7), and monitoring signals (INB0 to INB5). These monitoring signals enables to monitor states of a head light switch (11), a door switch (12), and a window switch (13). As the switch state monitoring method, intermittent operation or constant monitoring operation is performed.
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Inventors:
Yuji Kaneda
Yuzo Mizushima
High Shogo Mura
Isao Niwa
Yuzo Mizushima
High Shogo Mura
Isao Niwa
Application Number:
JP2017558905A
Publication Date:
March 11, 2020
Filing Date:
December 02, 2016
Export Citation:
Assignee:
ROHM Co., Ltd.
International Classes:
B60R16/02; H01H9/54
Domestic Patent References:
| JP2009132366A | ||||
| JP8186754A | ||||
| JP2014203773A | ||||
| JP5211432A | ||||
| JP2002261594A | ||||
| JP2014213675A | ||||
| JP2010140364A | ||||
| JP2011002942A | ||||
| JP2002271868A |
Attorney, Agent or Firm:
Sano patent office