通过禁止中断及禁止能够改变存储 器内容的总线主设备来保留存储器的内容。
The contents of the memory are preserved by disabling interrupts and disabling bus masters capable of causing a change in the contents of the memory.
它为多总线主设备系统以及远程方式下的8089IOP提供总线仲裁，它还具有双极型的缓冲与驱动能力。
The 8289 provides system bus arbitration for systems with multiple bus masters, Such a, an 8086 CPU with 8089 IOP in its REMOTE mode, while providing bipolar buffering and drive capability.
本文介绍了一种基于STD总线工控机的主设备保护通用系统的构成。
STD bus embeded computer based general numerical protection system is presented here.
本论文所设汁的PCI总线控制器以LCD显示器为后端设备，完成PCI主设备与LCD显示器之间的通信。
The designed PCI controller in this-subject, using a LCD display as backend device, performs the communication between PCI master and LCD display.
挂接在PC I用户端的存储器可以复用PC I AD总线完成主设备对其进行的读写操作。
The peripheral memory as a PCI slave device can exchange data with the master device based on the model proposed.
挂接在PC I用户端的存储器可以复用PC I AD总线完成主设备对其进行的读写操作。
The peripheral memory as a PCI slave device can exchange data with the master device based on the model proposed.
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