一旦进入网络驱动(通常是传输一个数据包时)以及在进程调度器的空闲循环的时候，对网络接口进行轮询。
We poll the network interface anytime we enter the network driver (typically for transmitting a packet) and from the process scheduler's idle loop.
各种网络设备驱动程序在接口层运行，该层从物理链路接收数据，并向物理链路传输数据。
The various network device drivers run at the interface layer, which receives and transmits data from and to the physical link.
驱动器上的缓存容量、所使用的硬盘算法、接口速度和磁录密度组合到一起，就构成了磁盘传输时间。
When combined, the cache capacity on the drive, the disk algorithms used, the interface speed, and the areal density, produce a disk transfer time.
系统中用户任务的网络传输程序是基于UDP编写的，它包括了网卡驱动函数，协议层操作函数和用户接口函数。
The network transmit program in user's tasks of the system is based on UDP. It includes network card driving function, protocol layer handling function and user interface function.
并通过设计和编写接口应用驱动程序，实现了基于PCI总线方式下数据传输的中断和查询两种方案。
By designing and compiling interface application driving program, the interrupt and query schemes of data transmission based on PCI bus are realized.
本文从译码方式、驱动方式、数据传输接口方式等三方面来分别比较了显示常用的方法以及常用的芯片，并通过表格对常用芯片的功能进行了比较说明。
This paper introduced three modes to compare the display, Decoder, driver and data transmit. And particularize some IC in common use. And compare those. IC by a form.
该方法避免了开发usb接口驱动程序，传输速率快，可靠性高，很好地满足了数控系统的实时性要求。
The method avoids developing USB interface driver, has high communication rate and high reliability, and satisfies NC system's real-time demand very well.
该方法避免了开发usb接口驱动程序，传输速率快，可靠性高，很好地满足了数控系统的实时性要求。
The method avoids developing USB interface driver, has high communication rate and high reliability, and satisfies NC system's real-time demand very well.
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