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Siemens SIMATIC S7 - Passive Partner Symbol Table

Siemens SIMATIC S7
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Libraries
9.4 Open user communication library
S7-200 SMART
544 System Manual, V2.3, 07/2017, A5E03822230-AF
9.4.4.6
Passive partner symbol table
The table below lists the Symbol names, addresses, and comments for the Passive partner
(server) program.
Symbol
Address
Comments
Always_On
SM0.0
Always ON
First_Scan_On
SM0.1
On for the first scan cycle only
State
VB0
SendBuffer VB1000
RecvBuffer
VB2000
RecvLength
VW16
SendLength,
VW18
SendBufferW
VW1000
RecvBufferW
VW2000
StateConnect
1
StateConnectWait
2
StateTransmit
3
StateTransmitWait
4
StateReceive
5
StateRecvCheck
6
StateDisconnect
7
StateDisconnectWait
8
ExitSwitch
10

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