Siemens MOBY FC 56 Technical Description page 77

5.7 Using the GET Command
Use of the GET command depends on the multitag application. Basically, there are
2 methods of use.
If the application only uses one MDS (multitag = 1), the GET command is not
needed. The value 00 00 00 00 must then be stored in the UID parameter.
Static operation
In this mode, all MDSs are positioned in the field of the SLG. Processing of the
MDSs does not begin until then. The programming sequence is shown below.
Wait until all
MDSs are posi-
Process first or next
MDS in UDT 200.
Remarks:
The ANZ_presence_change bit does not need to be scanned with mode of
operation.
FC 56
J31069-D0155-U001-A0-7618
Static operation
No
tioned.
Yes
GET
All
No
MDS
processed?
Yes
All MDSs
Sample Applications
Dynamic operation
An external signal (e.g., light
barrier) is used to trigger
this.
All UIDs of the MDSs in the
field are read.
All MDSs in the field are
processed.
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