Information processing apparatus
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United States of America Patent
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May 5, 2015
Grant Date -
Jan 31, 2013
app pub date -
Mar 15, 2012
filing date -
Jul 28, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
One embodiment provides an information processing apparatus including a processor; memory blocks; an internal voltage generator connected to the memory blocks; an input/output circuit connected to the memory blocks; switches each installed corresponding to the internal voltage generator, the input/output circuit, and the memory blocks, and configured to switch ON/OFF of the connection with a power source; a data register configured to store a data set that controls the ON/OFF of the switches; and a data management circuit configured to set the data set in the data register, wherein when a clock signal input to the processor is turned to OFF, the data management circuit generates a first type of the data set, which switches ON the switch connected to the internal voltage generator and switches OFF the switches connected to the memory blocks, and sets the first type of the data set in the data register.
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