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OBID
i-scan
®
UHF
Manual
ID ISC.MU02.02
FEIG ELECTRONIC GmbH
Page 76 of 96
H90701-3e-ID-B
10.1.1. [0x01] Inventory
This command reads the IDD ( Identifier Data) of all Transponders inside the antenna field. IDD
can be UID or EPC.
REQUEST-DATA
4
5
(6)
0x01
MODE
ANT_SEL
RESPONSE-DATA if ANT = 0
5
6
7
8
9...n
DATA-SETS
TR-TYPE
IDDT
IDD_LEN
IDD
Repeated DATA-SETS times
RESPONSE-DATA if ANT = 1
5
6
7
8
9
10...n
n+1
DATA-SETS
FLAGS
TR-TYPE
IDDT
IDD_LEN
IDD
ANT_CNT
Repeated DATA-SETS times
n+2
n+3
n+4
n+5...n+8
ANT_NR
ANT_STATUS
reserved
0xFF
reserved
Repeated ANT_CNT times
Repeated DATA-SETS times
MODE:
Bit:
7
6
5
4
3
2
1
0
Function
MORE
0
ANT
0
0
0
0
MORE:
b0
new Inventory requested
b1
more data requested (IF Status 0x94 appears-> more data sets are
available)
ANT:
b0
Request without antenna number
b1
Request with antenna number (ANT_SEL)
ANT-SEL:
Is a bit field and defines the corresponding bits of antenna where the reader starts an In-
ventory. ANT-SEL will be only transmitted if Bit "ANT" is set in Mode-Byte.
Bit:
7
6
5
4
3
2
1
0
Function
-
-
-
-
-
-
ANT2
ANT1
ANT1...2
b0
no reading on this antenna output
b1
reading on this antenna output