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Reading and Writing to a TDMS File Using Third Party Software

Updated May 3, 2018

Reported In


  • LabVIEW

Issue Details

How can I read and write TDM/TDMS files with software products that are not designed by National Instruments?


  • As per the NI TDMS File Format white paper, NI offers the TDM C DLL as a free download. It contains the necessary functions for reading and writing TDMS files from any application development environment that is flexible enough to enable DLL communication. To download the DLL and corresponding examples for free, download the TDM C DLL from the attachments section of the white paper.
  • You can load TDM/TDMS files directly into excel as per the TDM Excel Add-In Tool for Microsoft Excel User Guide
  • You can load your TDM/TDMS files using The MathWorks, Inc. MATLAB® software as per the MATLAB®-TDM-Example User Guide