通用串行总线

• This dissertation focused on the working principle of usb and especially realized the design and simulation of the universal device controller and universal host controller , which are main parts of usb , based usb specification 1 . 1
  本论文对通用串行总线( usb )系统进行了研究，并根据usb1 . 1规范设计并实现了usb设备控制器与usb主控制器。
• The paper discusses the application of the virtual instrument technology on the relay protection testing , and use the usb ( universal serial bus ) as the communication interface between the host machine and testing device
  本文论述了虚拟仪器技术在继电保护测试中的应用，并提出了使用通用串行总线usb作为主机和测试设备之间的通信接口。
• Finally , the universal serial bus ( usb ) was adopted as the system ' s communication bus . usb has a preferable data transmission rate , support pc ' s plug - and - play architecture and bus - powered ( max . 500ma )
  最后经过比较，论文采用了具有较高传输速度、支持即插即用和热插拔，还有主机供电(最大500ma )等优良性能的通用串行总线( usb ) 。
• It ' s as easy to install and use state - of - the - art hardware with windows 2000 as it was with windows 98 because windows 2000 also supports plug and play , ieee 1394 , dvd , and the universal serial bus ( usb ) standards
  在windows2000中安装和使用硬件与windows98一样简单方便，因为windows2000也支持即查即用、 ieee1394 、 drd和通用串行总线（ usb ）标准。
• It design video signal acquitting system based on epp and usb . we carry on the experiment to study . the experimental results indicate that this method has higher dependability and practicability
  本文通过实验论证了该方法的有效性，并运用该方法设计了基于增强型并口和通用串行总线的视频信号采集系统，进行实验研究，实验结果表明该方法具有较高的可靠性和实用性
• Universal serial bus ( usb ) is a type of interfaces which has been widely used in recent years . as a new interface mode , there are many differences in hardware constructions and functions , software design , debug
  通用串行总线是近年来在科研应用中使用比较广泛的产品，大有取代传统串口的趋势，和以往的接口方式相比，在结构、功能以及调试上都有很大的不同。
• As the development of usb technology , the excellent transporting characteristics and facility of usb greatly enhance its applications in pc peripherals . usb interface has become one of the standard configurations of today ' s pc
  随着通用串行总线( usb )技术的发展， usb接口优越的传输特性和usb设备的易用性极大地促进了usb技术在各种外设中的应用， usb接口已经成为pc机的标准配置。
• Universal serial bus ( usb ) nowadays has been used widely for the peripheral equipment , digital device and the scientific instrument field due to such advantages as plug and play , flexible expandability and the high speed on transmitting
  通用串行总线( universalserialbus , usb )由于具有高传输速率、即插即用和易于扩展等优点而被广泛应用于计算机外设、数字设备和仪器仪表等领域。
• First , several traditional methods of data acquisition card ' s data transfering and conventional oscilloscope are discussed in the paper . then the advantage of data transfering based on usb interface and measure system based on virtual instrument is be introduced
  首先讨论了数据采集卡采集数据后的的几种传统数据传输方式以及传统示波器的缺点，然后介绍采用通用串行总线接口( usb )进行数据传输以及虚拟仪器测量系统的优点。
• When developing an embedded project that requires standarc peripheral devices , the well - defined interface - - the universal serial bus with various connectors , protocols and cables being unified into , will improve the whole system ' s stability and integrality
  开发一个带多种外围设备的嵌入式系统，如果选择通用串行总线( usb ) ? ?一种具有标准连接口，标准协议和标准连接线的通用协议，作为设备接口的话，将大大提高整个系统的稳定性和整体性。