发明名称 |
Interface circuit and electronic device |
摘要 |
An interface circuit and an electronic device are used for expanding an output port of a micro processing unit. The interface circuit includes an input port electrically connected to the output port of the micro processing unit for receiving a control signals, and a plurality of output ports selectively driven to control external circuits by inputting different values of the control signal at the input port.
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申请公布号 |
US7626421(B2) |
申请公布日期 |
2009.12.01 |
申请号 |
US20070934091 |
申请日期 |
2007.11.02 |
申请人 |
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD.;HON HAI PRECISION INDUSTRY CO., LTD. |
发明人 |
DING LIN-KUN;ZHOU XIANG-PING;SHAN JIANG-FENG;WONG SHIH-FANG |
分类号 |
H03K19/0175 |
主分类号 |
H03K19/0175 |
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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