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4.20 - GetFirmwareVersion [U12 Datasheet]

Retrieves the firmware version from the LabJack’s processor.

Execution time for this function is 20 milliseconds or less (typically 16 milliseconds in Windows).


float GetFirmwareVersion ( long *idnum )

Parameter Description:
Returns: Version number of the LabJack firmware or 0 for error.

  • *idnum – Local ID, serial number, or -1 for first found.


  • *idnum – Returns the local ID or –1 if no LabJack is found. If error, returns 512 plus a normal LabJack errorcode.
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