在经过破坏性读出之后，立即将数据重新写入存储器的操作。

To write data back into memory immediately after a destructive readout.

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数据总线上的输入数据是否写入存储器，取决于此时的DM的输入逻辑。

Input data appearing on the data bus, is written to the memory array subject to the DM input logic level appearing coincident with the data.

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这使可以使驱动程序通过存储器写入和读入来和硬件设备联系起来。

This allows drivers to communicate with their devices by writing to and reading from memory.

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