Calling The Standard Function Block Fb Im308C - Siemens SIMATIC S5 Manual

IM 308-C – addressing, diagnostics and use of the FB IM308C
9.7.2

Calling the standard function block FB IM308C

Calling the
FB IM308C
Summary
Meaning of the
FCT parameter
9-28
The call for the FB IM308C is as follows:
:SPA FB 192
NAME :IM308C
DPAD:
IMST :
FCT :
GCGR :
TYP :
STAD :
LENG :
ERR :
Figure 9-3 The FB IM308C call
See Table 9-22 (Page 9-38) at the end of this chapter for a complete summary
of the FB IM308C functions.
Use the "FCT" to define which functions the FB IM308C will execute. The
primary functions are:
WO: Write outputs of a DP slave (up to 244 bytes at once)
RI: Read inputs of a DP slave (up to 244 bytes at once)
MD: Read master diagnostics
SD: Read slave diagnostics
FB 192
IM308C
DPAD ERR
IMST
FCT
GCGR
TYP
STAD
LENG
ET 200 Distributed I/O System
EWA 4NEB 780 6000-02a