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8 CPU Unit Functions
NJ-series CPU Unit Software User’s Manual (W501)
8-5 Debugging
8
8-5-5 Differential Monitoring
Use the Sysmac Studio to start differential monitoring.
Normally, use the Sysmac Studio to stop differential monitoring. Differential monitoring will stop
automatically at the following times.
• When a major fault level Controller error occurs
• When the user program is downloaded
• When the Clear All Memory operation is performed
• When an online connection to the Sysmac Studio is broken
Use the following procedures to control differential monitoring. Refer to the Sysmac Studio Version 1
Operation Manual (Cat. No. W504) for details.
1
Select Differential Monitor from the View Menu on the Sysmac Studio.
2
Right-click a variable that can be specified for differential monitoring and select Add Differential
Monitor.
3
Set the differential monitoring condition expression for each variable in the Differential Monitor
Window.
4
Execute the user program.
The number of times that the condition is met for each variable is displayed in the Differential
Monitor Window.
Start Condition and Stop Condition
Procedure
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