Command Descriptions
2–60
TDS Family Oscilloscope Programmer Manual
BUSY? (Query Only)
Returns the status of the digitizing oscilloscope. This command allows you to
synchronize the operation of the digitizing oscilloscope with your application
program. Synchronization methods are described on page 3–7.
Status and error
*OPC, *WAI
= 0 means that the digitizing oscilloscope is not busy processing a
command whose execution time is extensive. These commands are listed in
Table 2–24.
= 1 means that the digitizing oscilloscope is busy processing one of the
commands listed in Table 2–24.
Table 2–24: Commands that Affect BUSY? Response
Operation Command
Single sequence acquisition ACQuire:STATE ON or
ACQuire:STATE RUN
(when ACQuire:STOPAfter is set to SEQuence)
Hardcopy output HARDCopy STARt
might return , indicating that the instrument is busy.
*CAL? (Query Only)
Instructs the digitizing oscilloscope to perform an internal self-calibration and
return its calibration status.
NOTE. The self-calibration can take several minutes to respond. No other
commands will be executed until calibration is complete.
Group
Related Commands
Syntax
Returns
Examples
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