IEC_BACNET_READ_INFO (STRUCT)

TYPE IEC_BACNET_READ_INFO : STRUCT

The BACNET_READ_INFO data structure contains the information for the Read-Property application hook. This datatype contains information about the property coordinates: object and Property IDs and Array index.

InOut:

Name	Type	Comment
objectID	IEC_BACNET_OBJECT_ID	This parameter, of type BACnetObjectIdentifier, provides the means of identifying the object whose property is to be read and returned to the client BACnet user.
ePropertyID	IEC_BACNET_PROPERTY_ID	This parameter, of type BACnetPropertyIdentifier, provides the means of uniquely identifying the property to be read and returned by this service. Because this service is intended to read a single property of a single object, the value of this parameter shall not be one of the special property identifiers ALL, REQUIRED, or OPTIONAL.
nIndex	IEC_BACNET_SIGNED	If the property identified above is of datatype array, this optional parameter of type Unsigned shall indicate the array index of the element of the property referenced by this service. If the ‘Property Array Index’ is omitted, this shall mean that the entire array shall be referenced.