Overview Of Programming - Siemens SIMATIC S7-300 Manual

Programming the FM 354
Summary The present programming instructions describe the functions (FCs) that allow
you to establish communications between the CPU and the FM 354 function
module in the SIMATIC S7-300.
S7-300
CPU
User program
and
User DB
MPI
PG
(STEP 7)
FC
User–defined data type
Setup.exe
Fig. 6-1

Overview of programming

FM 354 Servo Drive Positioning Module
FM 354
P bus
Control/check-
back signals
System data
K bus
Data blocks
STL/LAD Editor
A DB is created in
UDT 1
STEP7
The source is UDT1
"Parameterize FM 354" parameter-
ization tool
Function blocks (FCs, UDT 1 and
example programs)
Preconfigured user interface for OPs
The user DB can be
edited on the CPU with
"Parameterize FM 354".
Online
Offline
The user DB is loaded
User
in the CPU and stored
DB
there
6
6-1