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DDG DLL v.3.2  released  on 12.12.2023:
  *  testing DLL license strings switched off ( also for LabView calls )
  * added support for new module type DDG-220
        new_parameters: PULSE_OFFSET, TRIG_50_OHM
        DDG_read_curr_count definition changed
        testing firmware version of DDG-220
  * fixed problems with initialization of multi-module configuration
  * fixup of small bugs in DDG_init function

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DDG DLL v.3.1  released  on 28.09.2021:
  * uses new CVI RTE v.19.0.0 instead of v.15.0.1
  * testing DLL license switched off
  * uses new signed driver BH Driver v.147 (bhdrvr1470.sys)) for compatibility with 
                         the newest  Windows versions
     stopped support for Windows 7 and 32-bit operating systems

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DDG DLL v.3.0  released  on 22.09.2020 :
  * testing license for BH DDG LabView drivers
  * DDG DLL can now control simultaneously up to 4 DDG modules - 
                                                    before only one module was controlled
  * DDG outputs are set to idle(low) state when  DDG DLL is unloaded
       or, on demand, using new function DDG_set_idle_state

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DDG DLL v.2.5  released on 15.11.2018 :
  * DDG_close function added to free DDG DLL hardware and software resources
                while using DLL in LabView environment 

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DDG DLL v.2.4  released on 28.03.2017 :
  * uses new CVI RTE v.15.0.1 instead of v.15.0.0
  * uses new signed driver BH Driver v.123 (bhdrvr1230.sys) to solve BH drivers installation problems 
        on computers with Windows 10 Anniversary Update and SecureBoot Enabled ( in BIOS)

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DDG DLL v.2.3  released on 22.01.2016 :
  * uses new signed driver BH Driver v.12.0 (bhdrvr1200.sys) for compatibility with Windows 10
  * uses new CVI RTE v.15.0.0 instead of v.12.1.0

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DDG DLL v.2.2.1  released on 07.07.2014 :
  * uses new signed BHDriver v.11.6 instead of Windriver 10.2
      no more problems with driver installation under Windows 8/8.1 
  * uses new CVI RTE v.12.0.1 instead of v.9.1.1

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DDG DLL  v.2.2  released on 27.04.2012 :
  *  ddg64.dll    - 64-bit DLL (to be used only on 64-bit Windows) is ready for use

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DDG DLL  v.2.1  released on 24.10.2011 :
  * DDG_init can be used without .set file - module is initialized 
        using default values, without any pulses
  * changes required for integration with SPCM software 
  * minor bugs fixups

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DDG DLL  v.2.0  released on 25.05.2011 :
  * uses new CVI RTE v.9.1.1
  * uses new Windriver 10.2
  * prepared for using on Windows x64 versions
  * new naming convention for different DLL versions
      ddg32.dll    - 32-bit DLL to be used only on 32-bit Windows
      ddg32x64.dll - 32-bit DLL to be used only on 64-bit Windows
      ddg64.dll    - 64-bit DLL to be used only on 64-bit Windows ( not ready yet)

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DDG DLL 1.5  released on 03.08.2007 :
   * support for new DDG-210 module added
   * Licence Number required to use DLL ( registration in installation package )

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DDG DLL 1.3  released on 06.06.2003 :
  * Set of functions added to support LabView users
     DDG_LV_.. versions of the functions added when one of the arguments
              is a structure which contains string(s) of characters
 
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DDG DLL 1.2  released on 14.05.2003 :

  * Set of functions added to read/write/edit channels pulses
  * Reading/writing settings from/to settings file possible
  * changes in DDGdata structure
  * adjust delays added for start and channel pulses

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DDG DLL 1.1  released on 25.04.2002 :

  * DDG-200 module prototype is now supported

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DDG DLL 1.0  :

  * DLL contains in the moment only low level functions to read/write DDG ports of DDG-100