| 摘要 |
The initial command generation device includes a first flag signal generation unit configured to generate a reset flag signal setting a reset period in response to a reset command, an initial pulse signal generation unit configured to generate a first initial pulse signal and a second initial pulse signal in response to the reset flag signal, a second flag signal generation unit configured to generate a device auto initialization flag signal setting a device auto initialization period in response to the first initial pulse signal and an internal command generation unit configured to generate an internal refresh command enabled within the device auto initialization period in response to the second initial pulse signal.
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