Product Overview
System overview of data handling
The following figure gives you an overview of the data storage concept.
CPU
Loading buffer
User program,
including blocks
Online data
Operating system
MPI
Creation of the
user program
LAD/STL
DB Editor
Editor
PG (STEP 7)
Fig. 1-3
Data storage concept
1-6
Module data
RAM
User DBx
Human-machine
interface
Parameter-
ize FM 353
P bus
Diagnostic/
process
interrupt
K bus
Parameterization,
e.g.:
testing and diag-
S
nostics
S
OP
S
S
S
FM 353 Stepper Drive Positioning Module
FM 353
S
Module data
S
Diagnostic data
DBx
DBx
−
parame-
parame-
terization
terization
data
data
Machine data
Increments
Tool offset data
Traversing programs
Status messages
6ES7 353-1AH01-8BG0