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PCI eXtensions for Instrumentation (PXI) is a modular instrumentation platform originally introduced in 1997 by National Instruments.PXI is promoted by the 69-member PXI Systems Alliance (PXISA), whose sponsor members are (in alphabetical order) ADLINK, Cobham Wireless, Keysight Technologies, Marvin Test Solutions, National Instruments, Pickering Interfaces and Teradyne.
LabWindows/CVI (CVI is short for C for Virtual Instrumentation) is an ANSI C programming environment for test and measurement developed by National Instruments. The program was originally released as LabWindows for DOS in 1987, but was soon revisioned (and renamed) for the Microsoft Windows platform. The current version of LabWindows/CVI ...
National Instruments Corporation, doing business as NI, is an American multinational company with international operations. Headquartered in Austin, Texas, it is a producer of automated test equipment and virtual instrumentation software. Common applications include data acquisition, instrument control and machine vision.
Measurement Studio was introduced in February 2000 by National Instruments to combine its text-based programming tools, specifically: LabWindows/CVI, Component Works ++, Component Works. Measurement Studio 7.0 adopted support for .NET and allowed for native .NET controls and classes to integrate into Visual Studio .
National Instruments also offers LabWindows/CVI as an alternative for ANSI C programmers. When applications need sequencing, users often use LabVIEW with the National Instruments TestStand test management software. The Ch interpreter is a C/C++ interpreter that can be embedded in LabVIEW for scripting. [30]
Virtual instrument software architecture (VISA) is a widely used application programming interface (API) in the test and measurement (T&M) industry for communicating with instruments from a computer. VISA is an industry standard implemented by several T&M companies, such as, Anritsu , Bustec , Keysight Technologies , Kikusui, National ...
AWR Corporation is an electronic design automation (EDA) software company, formerly known as Applied Wave Research, and then acquired by National Instruments. The company develops, markets, sells and supports engineering software, which provides a computer-based environment for the design of hardware for wireless and high speed digital products.
In addition to the hardware bus to control an instrument, software for the PC is also needed. Virtual Instrument Software Architecture, or VISA, was developed by the VME eXtensions for Instrumentation (VXI) plug and play Systems Alliance as a specification for I/O software. VISA was a step toward industry-wide software compatibility.