Programming Examples In The Stl, Lad And Csf Methods Of Representation - Siemens CPU 948 Programming Manual

Programming Examples in the STL, LAD and CSF Methods of Representation

3.5.2
Programming Examples in
the STL, LAD and CSF
Methods of Representation
Logic operations
AND operation
Logical/circuit diagram
I 1.1 1.3 1.7
I 1.1
I 1.3
&
I 1.7
Q 3.5
Q 3.5
Output Q 3.5 is "1" when all inputs are "1" simultaneously
Output Q 3.5 is "0" if any of the inputs has signal state "0"
The number of scans and the sequence of the logic
statements are optional
3 - 34
STEP 5 representation
Statement Ladder
list diagram
I 1.1 I 1.3
A I 1.1
A I 1.3
A I 1.7
= Q3.5
Control system
flowchart
I 1.1
I 1.7 Q 3.5
I 1.3
I 1.7
CPU 948 Programming Guide
C79000-G8576-C848-04
&
Q 3.5