发明名称 |
Micro-controller having USB control unit, MC unit and oscillating circuit commonly used by the USB control unit and the MC unit |
摘要 |
A micro-controller includes a USB control unit, an MC unit having an operation mode and a stop mode and an oscillating circuit, which is commonly used by the USB control unit and the MC unit. The USB control unit includes a watching circuit for watching a condition of a first data and a second data, which is complement data of the first data. The operation of the oscillating circuit is controlled in response to an operation control signal, which is generated by a watching result, and an oscillation control signal whose voltage level is changed in response to the mode of the MC unit.
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申请公布号 |
US7409573(B2) |
申请公布日期 |
2008.08.05 |
申请号 |
US20050154718 |
申请日期 |
2005.06.17 |
申请人 |
OKI ELECTRIC INDUSTRY CO., LTD. |
发明人 |
OHIE MITSUYA;NAKAMURA KYOTARO;HASHIDATE SHUICHI |
分类号 |
G06F1/00;G06F15/78;G06F1/04;G06F1/32;G06F3/00 |
主分类号 |
G06F1/00 |
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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