Yazaki Corporation

Kenn Itou

Akiyoshi Kanazawa

There is provided a communication address detection apparatus, a connector with a built-in control circuit, and a communication address detection method capable of preventing abnormal operations even in cases when a voltage level to be input to any one of a plurality of communication address setting terminals has inverted due to some faults. In a communication address detection apparatus for detecting a communication address in accordance with a combination of voltage levels of high or low levels input to a plurality of communication address setting terminals, the combination of the voltage levels with the assigned communication address is set which is stored in a communication address information storing unit () is set so as to become a combination of the voltage levels that has no assigned communication address when any one of the voltage levels in the combination of the voltage levels has inverted.

Communication address detection apparatus, connector with built-in control circuit, and communication address detection method

The present invention provides a unit with a built-in control circuit capable of cost reduction. The unit of the present invention is an unit with built-in control circuit comprising a ground line, a control circuit including a plurality of terminals to be connected to an IC-chip, and a plurality of protect elements connected to the terminal and the ground line.

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Shizuoka, Japan

Kenn Itou