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1 FUNCTIONS
1.1 BACnet Object Function
■ Write operation to an object's own PresentValue property
• When '1' is written to the PVOut of the CONTROL in the buffer memory, a BACnet module reads both values of the
PVPriority and PresentValue of the CONTROL. After the values are read, '1' is written to the PVWritten of the STATUS in
the buffer memory.
• Change the value of the PVWritten of the STATUS in the buffer memory to '0' to read a new value of a PresentValue. To
change the value, use the PVWrittenClear of the CONTROL.
■ Another operation
When the value of any of the following properties is changed, a BACnet module writes the changed value to the STATUS in
the buffer memory.
• EventEnable property
• StatusFlags property
• EventState property
• AckedTransitions property
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