Siemens SIMATIC S7-300 Reference Manual page 54
Comparison list for programming languages based on the international mnemonics
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Also See for SIMATIC S7-300:
- Manual (676 pages) ,
- Reference manual (574 pages) ,
- Installation and operating manual (356 pages)
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Basic instructions
✔
✔
✔
Receive data uncoordinated
✔
✔
✔
Send data in segments
✔
✔
✔
Receive data in segments
✔
Query connection status
✔
✔
Safety only: Fail-safe sending of data via S7
connections
✔
✔
Safety only: Fail-safe receiving of data via S7
connections
Additional instructions
✔
✔
Read data from a remote CPU
✔
✔
Write data to a remote CPU
✔
✔
Send data uncoordinated
✔
✔
Receive data uncoordinated
A5E33285102-AB
Extended instructions
Description
Technology
STL
LAD / FBD
(not S7-1200)
URCV
BSEND
BRCV
C_CNTRL
SENDS7
RCVS7
Note: S stands for short,
because only one parameter is possible
GET_S
PUT_S
USEND_S
URCV_S
Communication
SCL
Page 53
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