Structure Of Module Diagnostics Of Cpu 31X-2 - Siemens SIMATIC S7-300 Hardware And Installation Manual

Module diagnostics
Module diagnostics indicate the configured address area of transfer memory that
has received an entry.
7 6 5 4
0 1
Byte 6
Code for module diagnostics
7 6 5 4 3 2
Byte 7
Entry for 3rd configured address area
Entry for 4th configured address area
Entry for 5th configured address area
7 6 5 4 3 2
Byte 8
7 6 5 4 3 2 1 0 Bit No.
Byte 9
7 6 5 4 3 2
Byte 10
7 6 5 4 3 2 1 0
Byte 11
0 0 0 0 0
Figure 10-8 Structure of module diagnostics of CPU 31x-2
S7-300 Programmable Controller Hardware and Installation
A5E00105492-01
Testing functions, Diagnostics and Fault Elimination
3 2 1 0 Bit No
length of the module diagnostics incl. Byte 6
(dependent on the number of configured
address areas up to 6 Byte)
1 0 Bit No.
¹
Preset actual configurtation
¹
Preset actual configurtation or Slave CPU in
¹
Preset actual configurtation
Entry for 1st configured address area
Entry for 2nd configured address area
1 0 Bit No
Entry for 6th to 13th configured address area
Entry for 14th to 21th configured address area
1 0 Bit No .
Entry for 22th to 29th configured address area
Bit No
Entry for 30th configured address area
Entry for 31th configure address area
Entry for 32th configured address area
10-25