This interface board has a total of 33 input/outputs: including analogue / digital and + 1PWM output. Connection to the computer is galvanically-optically isolated, so that damage to the computer is not possible thus providing a high level of secure implementation. All communication routines are contained in a Dynamic Link Library (DLL). You may write custom Windows*. Applications in Delphi, Visual Basic, C++ Builder or most other 32-bit Windows application development tool that supports calls to a DLL.