Instruction List
B-9
ET 200S Interface Module IM 151/CPU
A5E00058783-01
B.5.1
Example of Memory-Indirect, Area-Internal Addressing
Example
Example:
A I [DBD 12]
Step 1
Load the contents of DBD 12
Address Is In ...
Execution Time in
s
Memory marker area M
Word
Double word
0.8
2.1
Data block DB/DX
Word
Double word
3.0
4.1
Step 2
ANDing of the addressed input (the execution time is in Appendix B.6 and the
following chapters).
Typical Execution Time in
s
Direct Addressing
Indirect Addressing
0.3
:
1.6+
:
Time for
A I
Total Execution Time
This results in a total execution time of:
4.1
s
+
1.6
s
=
5.7
s
Summary of Contents for SIMATIC IM 151/CPU
Page 6: ...Important Information vi ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 14: ...Contents xiv ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 42: ...ET 200S in the PROFIBUS Network 3 12 ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 68: ...Commissioning and Diagnostics 4 26 ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 98: ...Technical Specifications 6 8 ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 108: ...Cycle and Response Times 7 10 ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 190: ...Execution Times of the SFCs and SFBs C 4 ET 200S Interface Module IM 151 CPU A5E00058783 01 ...
Page 196: ...Migration of the IM 151 CPU D 6 ET 200S Interface Module IM 151 CPU A5E00058783 01 ...