OBID i-scan
®
System-Manual
ID ISC.MR200
FEIG ELECTRONIC GmbH
Page 132 of 144
H40801-5e-ID-B.doc
10.3. [0x22] Read Buffer
The command Read Buffer reads a number of data sets from the data buffer.
Host
→
Reader
1
2
3
4 .. 5
6...7
6
COM-ADR
[0x22]
DATA-SETS
CRC16
Host
←
Reader
1
2
3
4
(5)
(6 .. 7)
6 / (n)
COM-ADR
[0x22]
STATUS
1
TR-DATA
DATA-SETS
©
(8...n-2)
5...6 / (n-1,n)
ª
DATA
CRC16
DATA-SETS:
Number of data sets to be transferred from the data buffer. If the data buffer does not contain
the requested number of data sets, the Reader responds with all available data sets and an
error will occur.
TR-DATA:
Selects the data types for read operation.
Bit:
7
6
5
4
3
2
1
0
Function
-
-
TIMER
ANT-No
Byte
Order
-
DB
UID
UID
= Identifier Data (UID or EPC)
DB
= data block
Byte Order
= b0:MSB first, b1:LSB first
ANT-No
= Antenna number if a antenna multiplexer is used. Without multiplexer it is set to
TIMER
= internal system timer