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S5-115U Manual
Table 2-5. Subdivision of the User Time
Time required for
Scan cycle control
Reading the PII
n=No. of input bytes
Reading the IPC flags
n=No. of IPC input flag bytes
User programm (including OB2 to 5 and OB10 to 13)
Updating the PIQ
n=No. of output bytes
Output IPC flags
n=No. of IPC output flag bytes
* See also Table 2-6
EWA 4NEB 811 6130-02b
User Time T
A
CPU
CPU 941
CPU 942
CPU 943
CPU 944
CPU 941
n · (30+module's Ready
CPU 942
CPU 943
CPU 944
n · (1.7+module's Ready
CPU 941
530+ n · (44+module's
CPU 942
CPU 943
CPU 944
n · (1.7+module's Ready
Sum of the execution
times of all STEP 5
statements processed
CPU 941
n · (30+module's Ready
CPU 942
CPU 943
CPU 944
n · (1.7+module's Ready
CPU 941
n · (44+module's Ready
CPU 942
CPU 943
CPU 944
n · (1.7+module's Ready
Technical Description
Time in µsec.
160
160
160
210
140+
delay time*)
60+
delay time*)
Ready delay time*)
60+
delay time*)
140+
delay time*)
60+
delay time*)
530+
delay time*)
60+
delay time*)
2-23
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