STRUCT_BACNET_READ_RANGE_RANGE_POSITION (STRUCT)¶

TYPE STRUCT_BACNET_READ_RANGE_RANGE_POSITION : STRUCT

Specifies the range type associated data structure

The Read-Range data types transport information for the Read Range service API routines. The Read Range service permits reading a specific range of data items from properties that are either lists or arrays of lists.

InOut:

Name	Type	Comment
nRefIndex	IEC_BACNET_ELEMENT_COUNT	The ‘Reference Index’ parameter specifies the index of the first (if ‘Count’ is positive) or last (if ‘Count’ is negative) item to be read.
nCount	IEC_BACNET_SIGNED	The absolute value of the ‘Count’ parameter specifies the number of records to be read. If ‘Count’ is positive, the record specified by ‘Reference Index’ shall be the first record read and returned; if ‘Count’ is negative the record specified by ‘Reference Index’ shall be the last record. ‘Count’ may not be zero.