Automatic control function programming manual ladder language

16.4.9.2 Using System Functions
Example: «EXPORT a table»
In file EXP.C
#include
SINT16 table[100];
main()
{
EXPORT(«LABEL», table);
}
In file IMP.C
#include
SINT16 *ptab;
main()
{
IMPORT(«LABEL», &ptab);
}
Example: «EXPORT a function»
In module 1
#include
SINT16 Display(UINT8 what, SINT16 quantity)
{
SINT16 i;
for (i = 0; i < quantity; i++);
{
EMIV(what);
}
return(i);
}
main()
{
EXPORT(«FUNCT1», Display);
}
Programming in C Language
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