计算机术语“device descriptor block(DDB)”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	device descriptor block(DDB)
释义	device descriptor block(DDB) 设备描述块 In Series/1, a control block that contains information required by the hardware to relate a device handler to a hardware device address. It is used by device handlers to develop I/O requests and save the status of I/O operations. 在IBM Series/1中的一种控制块,其中含有使设备处理程序与硬件设备地址联系起来的硬件所需的信息。设备处理程序用它来提出输入输出请求和保存输入输出的状态。
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