FB_BACnetCAL1201

Functional description

This function block generates a BACnet calendar object and provides write and read variables for the object within the PLC.

The object is parameterized either from BACnet or via comment lines in the PLC declaration part.

VAR_OUTPUT

bPrVal    : BOOL;
dwObjId   : DWORD;
bErr      : BOOL;
udiErrId  : UDINT;
udiErrArg : UDINT;

bPrVal: TRUE at this output indicates that the current date is within the parameterized periods.

dwObjId: BACnet object ID of the calendar object

bErr: indicates a general error in the function block. The cause can be in BACnet, in the ADS data exchange, or due to incorrect parameterization.

udiErrId / udiErrArg: contains the error number and the error argument. See error codes.

VAR_IN_OUT

stComnMsg : ST_BA_ComnMsg;
fbDvc     : FB_BACnet_Device;

stComnMsg: reference to the connection structure for the collective message function block FB_BA_ComMsg.

fbDvc: reference to the function block of the BACnet device object

Requirements