Technical data

Table Of Contents
System Status Lists (SSL)
System Software for S7-300/400 System and Standard Functions - Volume 2/2
33-6
A5E00739858-01
33.5 SSL-ID W#16#xy11 - Module Identification
Purpose
If you read the system status list with SSL-ID W#16#xy11, you obtain the module
identification of this module.
Header
The header of system status list SSL-ID W#16#xy11 is structured as follows:
Contents Meaning
SSL-ID The SSL-ID of the partial list extract
W#16#0111: a single identification data record
INDEX Number of a particular data record
W#16#0001: identification of the module
W#16#0006: identification of the basic hardware
W#16#0007: identification of the basic firmware
LENTHDR W#16#001C: one data record is 14 words long (28 bytes)
N_DR Number of data records
Data Record
A data record of system status list SSL-ID W#16#xy11 has the following structure:
Name Length Meaning
Index 1 word Index of an identification data record
MlFB 20 bytes With INDEX W#16#0007: reserved
With INDEX W#16#0001 and W#16#0006: Order number of the module;
String consists of 19 characters and a blank (20H); such as for CPU 314:
"6ES7 314-0AE01-0AB0"
BGTyp 1 word Reserved
Ausbg1 1 word With Index W#16#0001: version of the module
With Index W#16#0006 and W#16#0007:"V" and first number of the
version ID
Ausbg2 1 word
With Index W#16#0001: reserved
With Index W#16#0006 and W#16#0007: remaining numbers of the version
ID