Siemens CPU 948 Programming Manual page 262

Simatic s5 s5-155u
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OB 126: Define, Transfer Process Images
6 - 24
Output the process image of the outputs
The following STEP 5 program sequence can be
located in any program execution level (in OB 1,
in a timed interrupt OB or in a process interrupt
OB etc.) and causes the process image of all
outputs in address list 1 to be output.
:L
KB 2
Transfer function no. '2'
:T
FY 50
to FY 50
:L
KB 1
Transfer address list no. '1'
:T
FY 51
to FY 51
:L
KB 50
Data field begins with FY 50
:JU
OB 126
Call for outputting the PIQ
:
possibly evaluation of status bits
:
...
CPU 948 Programming Guide
C79000-G8576-C848-04

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