SQLxiugaijilu

labview 通过OPC 访问西门子PLC(LabVIEW accesses Siemens PLC through OPC)

说明：  控制刹车系统循环，可以设置两个状态下的时间控制(Control brake system cycle)

基于LABVIEW的虚拟频谱分析仪，可以对任意信号以及采集卡采集到的信号进行频域分析，同时还加入了时域分析，使功能更为强大。(LABVIEW-based virtual spectrum analyzer can be arbitrary signals and the signal acquisition card for frequency domain analysis, and also joined the time-domain analysis, so that more powerful.)

通过输入域名，打开默认浏览器加载网页，实现第三方加载。(open web)

摘要：以实际工程为背景，介绍了在I丑bwindows／CVI环境下，基于ActiveX技术访问Microsoft Excel 2003的方法，以及创建 自动化仪器驱动器的方法。详细阐述了访问Excel具体函数的使用方法，实现了对Excel的访问。通过该工程实例，说明 了本方法具有重要的工程实用价值。(Abstract：The approach of accessing to Microsoft Excel 2003 based on ActiveX technology in LabWindows／CVI environment is intrt~ uced，in 8cN~ence，the establishments of driving scheme for automatic instruments are presented in detail．To realize the access to Excel，the operations of accessing to the real functions are intensively illustrated as wel1．Th e experiments in the real environment demonstrate that this method illustrated here is of great value for practical applications．)

labview的USRP实验指导书，包含理论，简单的程序框图，不含答案(DWC-USRP- Student Lab Manual)

基于LABVIEW 环境编写的PCA程序，可以实时实现数据的特征提取。(LABVIEW-based environment for the preparation of the PCA program, you can achieve real-time feature data extraction.)

说明：  对excel文件进行读取，并用数组形式和图的形式进行显示。统计数据中的最大值，最小值，平均值，方差。采用中值滤波，滑动平均滤波等方法去除干扰。(The excel file is read and displayed in the form of array and graph. Maximum, Minimum, Average, Variance in Statistical Data. Median filter and sliding average filter are used to remove the interference.)

一个简单的labview队列应用程序，可以帮助大家更好的理解队列的操作！(Simple Queuing applications labview)

NewPort平移台ESP301的控制程序，根据说明书自己编写的，不当之处请指正，串口通信，附有说明书。(Cord for Newport ESP301.)