Declaration
KomUniVal(_stdcall *PointLastValidValue)(HOBJ PtID);
Parameters
PtIDI/O tag ID.
Description
The function returns KomUniVal structure with the last required valid value of the I/O tag. If the I/O tag with ID, defined by PtID parameter, does not exist, Invalid_ValueStatus (0x0) is set in the item Status.

Related pages:

D2000 KomAPI - call-back functions

Napíšte komentár