MEMORY MODULE AND OPERATING METHOD THEREOF

    公开(公告)号:US20210081204A1

    公开(公告)日:2021-03-18

    申请号:US16879120

    申请日:2020-05-20

    Abstract: A memory module includes a device controller that communicates with a host device based on a first interface including a first clock signal, a first data signal, and a first data strobe signal and operates in one of a first operation mode or a second operation mode depending on an operation mode control value from the host device, and a memory device that communicates with the device controller based on a second interface including a second data signal and a second data strobe signal. The device controller includes a logic circuit that transmits a predetermined training result value to the host device depending on a training control value from the host device, when a training is performed on a third interface being a virtual interface recognized by the host device in the first operation mode.

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