Frees the memory previously allocated by the VISA Memory Allocation function or the VISA Memory Allocation Ex function.

If the specified offset has been mapped using the VISA Map Address function, you must unmap the offset using the VISA Unmap Address function before the memory can be freed.


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Inputs/Outputs

  • cvsrn.png VISA resource name —

    VISA resource name specifies the resource to be opened. The VISA resource name control also specifies the session and class.

  • cu32.png offset —

    offset specifies the memory previously allocated by the VISA Memory Allocation function or the VISA Memory Allocation Ex function.

  • cerrcodeclst.png error in (no error) —

    error in describes error conditions that occur before this node runs. This input provides standard error in functionality.

  • ivsrn.png VISA resource name out —

    VISA resource name out is a copy of the VISA resource name that VISA functions return.

  • ierrcodeclst.png error out —

    error out contains error information. This output provides standard error out functionality.