...support CROB, analog output command with "select-before-operate" or "direct-execute" command execution modes, unsolicited response, Time Synchronization
support C C++, C# ( .net ) programming languages
Get a free DNP3 Development Bundle
In the Development Bundle, We included DNP3 Server & Client Simulator, Windows & Linux SDK.
http://www.freyrscada.com/DNP3(IEEE-1815)-Windows-Software-Development-Kit(SDK).php
Interoperability :
http://www.freyrscada.com/docs/FreyrSCADA-DNP-Driver-Object-Variation-Support.pdf
Video Tutorial:
https://www.youtube.com/playlist?list=PL4tVfIsUhy1abOTxSed3l56FQux5Bn_gj
DNP3 Windows SDK contains Win DLL library, Static link lib, Demo Server & Client programs, Visual Studio Demo console project files, Doxygen