PyVISA 1.2

Torsten Bronger ❘ Open Source

Streamline Instrument Control with PyVISA

Pete Milner

01/07/2025

PyVISA is a powerful and user-friendly library that simplifies communication with measurement devices through VISA interfaces, making it essential for engineers and researchers.

PyVISA, developed by Torsten Bronger, is a Python library that enables communication with measurement and control devices through different protocols such as GPIB, RS232, USB, and Ethernet. This open-source software simplifies the development of automated test and measurement systems by providing a unified interface for various instruments.

With PyVISA, users can easily interact with instruments from different manufacturers without having to learn the specific commands for each device. This simplifies the programming process and makes it easier to create cross-platform applications that can communicate with a wide range of instruments.

The library supports a wide range of instruments, including oscilloscopes, multimeters, signal generators, spectrum analyzers, and more. It also allows users to perform tasks such as reading and writing data, querying instrument settings, and controlling instrument functionality.

PyVISA is compatible with multiple operating systems, including Windows, macOS, and Linux, making it a versatile choice for developers working in different environments. The open-source nature of the software also allows for community contributions and ongoing development to meet the evolving needs of users.

PyVISA is a valuable tool for engineers, scientists, and developers who need to interface with measurement and control instruments in their Python applications. It streamlines the communication process, simplifies programming tasks, and enhances the efficiency of test and measurement workflows.

Overview

PyVISA is a Open Source software in the category Education developed by Torsten Bronger.

The latest version of PyVISA is 1.2, released on 02/18/2008. It was initially added to our database on 08/24/2007.

PyVISA runs on the following operating systems: Windows.

PyVISA has not been rated by our users yet.

Pros

Provides a Python library for controlling test and measurement equipment using VISA compatible interfaces
Supports a wide range of VISA backends such as PyVISA-py, NI-VISA, Keysight, and more
Allows easy interfacing with instruments through standardized commands and queries
Offers a clean and intuitive API for communication with instruments
Enables automated testing and data acquisition in scientific and engineering applications

Cons

Documentation can be lacking in some areas, requiring users to rely on community resources for assistance
Compatibility issues may arise with certain instrument models or VISA implementations
Limited support for older Python versions

FAQ

What is PyVISA?

PyVISA is a Python package that provides a high-level interface to control and communicate with instruments and devices using different protocols such as GPIB, USBTMC, TCPIP, and more.

Who is Torsten Bronger?

Torsten Bronger is the author and maintainer of PyVISA. He is a physicist and software developer with expertise in instrument control and data acquisition systems.

What are the main features of PyVISA?

PyVISA allows users to easily interact with different instruments from various vendors. It provides an abstraction layer that simplifies the communication process, supports multiple protocols, and offers a consistent API for instrument control.

How can I install PyVISA?

PyVISA can be installed using pip, the Python package installer. Simply run "pip install pyvisa" in your command prompt or terminal.

Which Python versions are supported by PyVISA?

PyVISA is compatible with Python 2.7 as well as Python 3.x versions.

Can I use PyVISA on different operating systems?

Yes, PyVISA is platform independent and can be used on Windows, macOS, and Linux operating systems.

Are there any dependencies for PyVISA?

Yes, PyVISA requires the pyvisa-py package as a backend, which provides a pure Python implementation of the VISA standard.

What is the difference between PyVISA and NI-VISA?

NI-VISA is a software library provided by National Instruments for instrument control, while PyVISA is a Python wrapper that allows accessing the functionality of NI-VISA as well as other backends. PyVISA offers a higher-level interface and greater flexibility.

Can I use PyVISA in my commercial projects?

Yes, PyVISA is released under the MIT license, which allows it to be used in commercial projects with very few restrictions.

Where can I find examples and documentation for PyVISA?

PyVISA provides extensive documentation and a collection of examples on its official website (https://pyvisa.readthedocs.io/). Users can also refer to the PyVISA GitHub repository for additional resources.

Pete Milner

I'm Pete, a software reviewer at UpdateStar with a passion for the ever-evolving world of technology. My background in engineering gives me a unique insight into the intricacies of software, allowing me to provide in-depth, knowledgeable reviews and analyses. Whether it's the newest software releases, tech innovations, or the latest trends, I'm here to break it all down for you. I work from UpdateStar’s Berlin main office.

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