Siemens SIMATIC RF220R - Page 15

3 Mode of Operation
Read/write data with IO-Link
Entry ID: 73565887, V3.4, 06/2022
15
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2022 All rights reserved
Program overview
Figure 3-2
Main
IolWriteAntIolReadAnt
Lxx_
Switch
Antenna
Lxx_
Switch
Antenna
Lxx_
ReadTag
DataBuffer
Inst
IolWriteAnt
Inst
IolReadAnt
Hmi
Interface
User program
Library blocks
Data blocks
Lxx_
WriteTag
Program blocks
Table 3-2
Element
Symbolic name
Description
OB1
Main
Cyclic OB:
Calling the blocks for both functions.
FB3
IolReadAnt
FB "IolReadAnt" includes the described functions
(Chapter 3.1) on an already fully implemented
basis. In this block, the blocks are called from the
"LIOLink_RF200_V31" library and the "TONR"
monitoring function.
FB5.
IolWriteAnt
FB "IolWriteAnt" includes the described functions
(Chapter 3.1) on an already fully implemented
basis. In this block, the blocks are called from
the "LIOLink_RF200_V31" library and the
"TONR" monitoring function.
FB1
LIOLink_RF200_
SwitchAntenna
Function block for switching the antenna of an
RF200 IO-Link reader on/off.
FB2
LIOLink_RF200_ReadTag
Function block for reading the transponder.
FB3
LIOLink_RF200_WriteTag
Function block for writing to the transponder.
DB1
DataBuffer
Global data block for saving the RFID data
DB2
HmiInterface
Global data block for the tags that are integrated
in WinCC and that form the HMI interface.