7 Programming FCs (Functions) and FBs for S7 Ethernet CPs
A-233
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
Note
For more detailed information on handling the interface DB, refer to the SIMATIC
iMap documentation /19/.
Notice
When you reload user program blocks, data consistency is only guaranteed if the
CPU is first changed to STOP.
How supplied - block library
FB88 and FB90 are supplied with SIMATIC iMap. There are different block types
for S7-300 and S7-400.
After installation, the blocks are available in the PROFINET Library under
“PROFINET_System_Library/CP300 or /CP400”.
Call Interface
Call interface in FBD representation
LADDR DONE
FB88 / FB90
ERROR
STATUS
WORD
WORD
BOOL
BOOL
Call example in STL representation
STL Explanation
Call FB 88 , DB88
LADDR := W#16#0120
DONE := M 99.1
ERROR := M 99.0
STATUS := MW 104
//Block call with instance DB88
Explanation of the Formal Parameters
The following table explains all the formal parameters for FB88 / FB90:
FB88 PN_InOut / FB90 PN_InOut_Fast - continued
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