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Functions
3.3 Option handling
Data record of the example
The following control data record structure applies for the example given above:
Byte
Element
0
Block length
1
Block ID
2
Version
3
Version
4
Slot 1
5
Slot 2
6
Slot 3
7
Slot 4
8
Slot 5
9
Slot 6
10
Slot 7
11
Slot 8
12
Slot 9
13
Slot 10
14
Slot 11
15
Slot 12
Option handling with the packing function
You can combine option handling with the packing function (summary of modules within one
byte). However, it is not possible to change the slot order of packed modules.
34
Coding option 1
Coding option 2
16
196
1
0
1
1
2
2
3
3
4
4
0
5 + 0x80
0
6 + 0x80
5
7
6
8
7
9
0
11
0
12
8
10
Explanation
Header
The configured slot 1 is real slot 1.
The configured slot 2 is real slot 2.
The configured slot 3 is real slot 3.
The configured slot 4 is real slot 4.
The configured slot 5 does not exist (option 1).
The configured slot 5 is real slot 5 and RESERVE
module (option 2).
The configured slot 6 does not exist (option 1).
The configured slot 6 is real slot 6 and RESERVE
module (option 2).
The configured slot is real slot 5 (option 1).
The configured slot 7 is real slot 7 (option 2).
The configured slot is real slot 6 (option 1).
The configured slot 8 is real slot 8 (option 2).
The configured slot 9 is real slot 7 (option 1).
The configured slot 9 is real slot 9 (option 2).
The configured slot 10 does not exist (option 1).
The configured slot 10 is real slot 11 (option 2).
The configured slot 11 does not exist (option 1).
The configured slot 11 is real slot 12 (option 2).
The configured slot 12 is real slot 8 (option 1).
The configured slot 12 is real slot 10 (option 2).
Interface module IM151-3 PN HIGH FEATURE (6ES7151-3BA23-0AB0)
Manual, 08/2010, A5E01584258-04
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