Teledyne LeCroy WaveRunner Automation Command - Manual (Page 139)

Automation Command and Query Reference Manual - Control Reference
PersistenceTime Enum
Sets/Queries the state of the Persistence Time control. Controls the persistence decay time for this
trace. See the general description above for a discussion of the locked and unlocked persistence
modes.
Description
' Visual Basic Script
Set app = CreateObject("LeCroy.XStreamDSO")
' Set the persistence time for the trace F1 to 10 seconds.
app.Math.F1.PersistenceTime = "10s"
Example
Values
0.5s
10s
1s
20s
2s
5s
Infinite
ShowLastTrace Bool
Sets/Queries the state of the Show Last Trace control. If True then when this trace is displayed in
persistence mode the last acquired waveform will be superimposed on the accumulating persistence
map. See the general description above for a discussion of the locked and unlocked persistence
modes.
Description
' Visual Basic Script
Set app = CreateObject("LeCroy.XStreamDSO")
' Do not show the last trace for the persistence trace of trace F1.
app.Math.F1.ShowLastTrace = False
Example
1-131
918500 RevA