Control Data Record For The S7-1500 Automation System - Siemens SIMATIC S7-1500 System Manual

Flexible automation concepts
9.2 Configuration control
9.2.2

Control data record for the S7-1500 Automation System

Slot assignment
The following table shows the slot assignment of the modules for the S7-1500 automation
system:
Table 9- 1 Slot assignment
Slot Modules
0 System power supply (optional)
1 CPU
2 - 31 I/O modules/system power supplies, depending on the station option
Control data record
A control data record 196v4.0 containing a slot assignment is defined for the configuration
control of the S7-1500 automation system. The table below shows the structure of a control
data record with explanations of the individual elements.
Table 9- 2 Configuration control: Structure of control data record 196
Byte
0
1
2
3
4
5
6
7
:
4 + (max. slot number) Maximum slot of the station master Slot assignment in the station option
128
Element
Block length
Block ID
Version
Version
Slot 0 of the station master
Slot 1 of the station master
Slot 2 of the station master
Slot 3 of the station master
:
Code
4 + number of slots
196
4
0
Slot assignment in the station option Control element
Slot assignment 1 in the station
option
(always 1, because the CPU is
always in slot 1)
Slot assignment in the station option
Slot assignment in the station option
:
System Manual, 12/2014, A5E03461182-AC
Comment
Upstream of CPU
Slot 1 is always the CPU
Downstream of CPU
Explanation
Header
Describes in each
element which slot of
the station option is
assigned to the slot in
the station master.
The structure of a
control element is
described in the
following section.
Automation system