Open User Communication - Siemens SIMATIC S7-1200 Reference Manual

Basic instructions
Other instructions
✔ ✔
Read data from a remote CPU
✔ ✔
Write data to a remote CPU
✔ ✔
Send data uncoordinated
✔ ✔
Receive data uncoordinated

Open User Communication

Compact instructions (..._C)
Connect and Disconnect are integrated
Manage communication connection and send data via
✔ ✔
Ethernet
Manage communication connection and receive data via
✔ ✔
Ethernet
✔ ✔
Manage communication connection and transfer email
Other instructions
✔ ✔ ✔ ✔
Establish communication connection
✔ ✔ ✔ ✔
Terminate communication connection
✔ ✔ ✔ ✔
Send data via communication connection
✔ ✔ ✔ ✔
Receive data via communication connection
A5E33284667-AA
Extended instructions
Description
Technology
LAD/FBD
Note: S stands for short,
since only one parameter is possible
GET_S
USEND_S
URCV_S
TSEND_C
TRCV_C
TMAIL_C
TDISCON
TSEND
Communication
STL
SCL
(not S7-1200)
PUT_S
TCON
TRCV
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