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Programming FCs (Functions) and FBs for S7 Ethernet CPs
142 SIMATIC NET NCM S7 for Industrial Ethernet
C79000-G8976-C129–06
5.1 General Notes on FCs / FBsBlock Library
The functions (FCs) and function blocks (FBs) described here are supplied with the
STEP 7 basic package unless indicated otherwise.
The following list shows the numbers of the FCs as they are supplied with the
configuration tool. You can change these numbers. You will also find the following
information on the block library in the SIMATIC Manager:
SSIMATIC_NET_CP
These blocks are available when you install the NCM S7 for Industrial Ethernet
option (default setting in STEP 7 Setup). Please note that you must use
different FCs for the S7-300 and S7-400 (separate libraries).
Communicatio
Si
Block Type SIMATIC Manager Library Described in
n Service SIMATIC_NET_CP
CP 300 CP 400
SEND/RECEIVE FC5 AG_SEND x x Chapter 5.3
(S5-compatible
communication)
FC6 AG_RECV x x
commun
i
ca
ti
on
)
FC7 AG_LOCK x x
FC8 AG_UNLOCK x x
FC50 AG_LSEND x
FC60 AG_LRECV x
S7
iti
FB12 BSEND x STEP7
Dtti
communication FB13 BRCV x Documentation
/
9
/
FB15 PUT x
/9/
FB14 GET x
FB8 USEND x
FB9 URCV x
FC62 C_CNTRL x
FTP (IT-CPs) FC40 FTP_CONNECT x x SIMATIC NET
ITCP M l
FC41 FTP_STORE x x IT-CP, Manual
/
5
/
FC42 FTP_RETRIEVE x x
/5/
FC43 FTP_DELETE x x
FC44 FTP_QUIT x x
PROFInet FB88 1) PN_InOut 1) xManual CP
343-1 PN /1/
1) FB88 supplied along with the engineering tool SIMATIC iMap.
2) Not to be used for the latest CPs