Query
:SERVice:CHANnel<Ch>:ATRace:COUNt?
This command returns the number of traces (one per channel).
{numeric}<newline><^END>
Dim Var as Long
Ana.WriteString ":SERV:CHAN1:ATR:COUN?", True
Var=Ana.ReadNumber
No equivalent key is available on the front panel.
SCPI.SERVICE.CHANNEL(Ch).ATRACE.COUNT