Chapter 7
Develop External Routines
extern "C" __declspec(dllexport) int SomeCalculation(EXT_ROUTINE_CONTROL* pERCtrl,
<Routine>
<EntryPoint> SomeCalculation </EntryPoint>
<Description>Do an important calculation</Description>
<Signature>int SomeCalculation (EXT_ROUTINE_CONTROL* pERCtrl,
</Routine>
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INTEGER Example
C Declaration
XML Declaration
int Val)</Signature>
Software Declaration
Rockwell Automation Publication 1789-UM002K-EN-P - January 2015
int Val)