User's Manual

RS232-Transponder Reader
(SECS1-Protocol), Release 0.3 Draft Page 41 of 91
2000-09-29
ID: ID000093
A list is an ordered set of elements, where an element can be either an item or a
list. The list header has the same form as an item header with format type 0.
However, the length byte refers to the number of elements in the list rather than to
the number of bytes.
Byte Name Description
0
Format and
number of the
length-bytes
The data format is coded in the upper 6 bits.
The two less significant bits determine the
number of the following length-bytes.
1
1-2
1-3
Length-bytes
The length corresponds to the number of the
bytes of a data element. In the “List“ format the
length corresponds to the number of the list
elements.
The standard does not require the minimum
possible number of length-
bytes for a given data
length
Next
<Length>
Data
Data bytes of a data element or number of the
data elements in case of the „List“ format.