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6.13 Execution Time Measurement
6.13.3 Scan time measurement
6
FUNCTIONS
(e) When scan time cannot be measured
Scan time cannot be updated on the Scan time measurement screen in the
following cases.
• When branch instruction is specified for end step
[Example]
The JMP instruction is specified for the end step.
• When only start step is executed
[Example]
The specified end step is not executed due to the JMP instruction.
• When end step is executed before start step
[Example]
The start step is specified as next step of the CALL instruction, and the end
step is specified in a subroutine program called by the CALL instruction.
0
3
5
7
10
P0
End step: 6
Start step: 3
JMP P0
0
3
5
7
10
12
13
P0
End step: 9
Start step: 3
JMP P0
END
The specified end step
is not executed due to
the JMP instruction.
0
3
5
6
9
P0
End step: 8
Start step: 3
FEND
CALL P0
RET
The start spep is located after
the end step due to the CALL
instruction.
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