STRUCT_BACNET_READ_RANGE_RANGE_TIME (STRUCT)¶

TYPE STRUCT_BACNET_READ_RANGE_RANGE_TIME : 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
refTime	IEC_BACNET_DATE_TIME	If ‘Count’ is positive, the first record to be read shall be the first record with a timestamp newer than the time specified by the ‘Reference Time’ parameter. If ‘Count’ is negative, the last record to be read shall be the newest record with a timestamp older than the time specified by the ‘Reference Time’ parameter. This parameter shall contain a specific datetime value.
nCount	IEC_BACNET_SIGNED	The absolute value of the ‘Count’ parameter specifies the number of records to be read. If ‘Count’ is positive, the first record with a timestamp newer than the time specified by ‘Reference Time’ shall be the first and oldest record read and returned; if ‘Count’ is negative, the newest record with a timestamp older than the time specified by ‘Reference Time’ shall be the last and newest record. ‘Count’ shall not be zero.