6
FUNCTIONS
6.14 Sampling Trace Function
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3) Trace additional information
The information to be added for every trace is set. Multiple items can be
selected from the following (of none of the items have to be selected):
• Time
Stores the time when the trace was executed.
• Step No.
Stores the step number when the trace was executed.
• Program Name
Stores the program name that executed the trace.
4) Trigger Point setup
This sets the point to execute the trigger. Select one from the following:
• At the time of TRACE order:
The time of execution of TRACE instruction is set as the trigger.
• At the time of trigger operation:
The trigger operation from GX Developer device is set as the trigger.
• Detailed setting
The device and step number is set. The setting method and trigger
execution timing is the same as mentioned in Section 6.11.1, (the monitor
condition setting.)
Also, other than above timings, data can also be collected at the time of
writing word devices in the Universal model QCPU.
The device settable in the detailed setting is as follows:
•Bit Device : X(DX), Y(DY), M, L, F, SM, V, B, SB, T(contact),
ST(contact), C(contact), FX, FY
•Word Device : T(current value), ST(current value),C(current value),
D
*1
, SD, W
*2
, SW, R, ZR,
* 1: The extended data register (D) is also included.
* 2: The extended link register (W) is also included.
The following attributes can be set for the above devices:
•Word device bit number specification
Indirect specified devices cannot be set.
5) Sampling trace auto start setting ("Auto start trace")
Sets whether to start the sampling trace automatically. (
