cpci系统中基于usb总线的数据采集系统设计-计算机应用专业毕业论文.docx

中国科学技术大学硕士学位论文
Abstract
Along with the development puter science and the maturation of now technology, more and molto new tcchnologys are used in puter application technologys promote the reliability,ease·of-use and efficiency ofproducts.
pact PCI)met the demands of high bandwidth and good extension puter
system and nOW iS the most widely accepted standard in industrial con虹01 fields
11le USB(Universal Serial Bus)iS to be an extension to the PC arclutecture with a focus puter Telephony Integration(CTD,,and productivity has the features ofeusy to use,llig}I bandwidth and flexibility,
range ofapplications.
The author attends the design ofimprovement on the Central puter(c00 based On CPCI bus ofa certain NAVY system and in charge ofthe Data Acquisition System∞As) .Intheproject approachment,the authorputforward adatalrausferwaybasedon USB and determines the outline ofthe design author on his own plishes
thedesignofhardwareand application soRwarcanddevice
driver on host and the data analyse the target ofthe DAS,The DAS used USB improves it’s reliability and maintainability ’S the first time to use USB in the NAVY‘system and achieve good results.
Ⅲs paper eonsis忸five 1st part is analysing ofpresent situation ofdata transfer
and DAS(chapter 1 and 2),the 2nd part is the project design ofthe DAS(chapter 3),the 3rd parts gives a prOseatation 0fUsB system architecture(chapter 4),the 4th part is the design ofthe DAS (chapter 5,6,7)and the 5th part is the conclusion(chapter 8,9).
Key words:PCI,USB,Data Acquisition System
.2.
CPCI系统中基于USB总线的数据采集系统设计
引言
l课题来源
本课题是结合本文作者的工作进行的,工作的具体内容是为海军某型号实时控制系统中的中心控制计算机研制数据采集系统。研制的目的是将中心控制计算机与系统中其它设备的通信信息采集下来,从而记录整个系统的工作过程,检查各个设备的工作状态,以便实时或事后对系统的性能指标进行分析。
2论文内容
本论文按照课题的研发过程,从数据采集现状分析、采集系统方案的制定、相关技术的掌握和数据采集系统具体设计等四个方面进行了论述,并对今后的工作提出了设想。

数据采集技术是信息科学的一