String example – Rockwell Automation 1789-L10_L30_L60 SoftLogix 5800 System User Manual User Manual

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142

Rockwell Automation Publication 1789-UM002J-EN-P - December 2012

Chapter 7

Develop External Routines

STRING Example

C Declaration

struct RA_String
{

unsigned long Len;
char Data[82];

};

extern "C" __declspec(dllexport) void StringFunc(EXT_ROUTINE_CONTROL* pERCtrl,

RA_String* pInRA_String, RA_String* pOutRA_String)

XML Declaration

StringFunc
This function accepts two strings.
void StringFunc(EXT_ROUTINE_CONTROL* pERCtrl,

struct RA_String* pIn, struct RA_String* pOut)

RSLogix 5000 Software Declaration