Siemens SIMATIC S5 Manual page 266

Segment 3:
C DB166 User DB for FB165
no
yes
Write or delete job, 20 <=BA <=24 ?
yes
Assign calculated values:
DW job=
where a=20 and b=l 6
BA --> FY200
a --> FY203
b --> FY204
Calculate the address of the job field
of the source/destination parameters
Formulate job: (DB166)
-->
6A
--> DD2
C DB165
Assign job:
- - > DW2 (DWn=DWl)
Read job?
64 <= BA <= 70?
yes
BA --> FY200
a --> FY203
b --> FY204
--> FY205)
BA
Assign job C DB165
--> DW2 (DWn-DWl)
Examples
6 - 7 3