Command Descriptions
2- 240
TDS3000, TDS3000B, and TDS3000C Series Programmer Manual
*OPC
Generates the operation complete message in the Standard Event Status Register
(SESR) when all pending operations finish. The *OPC? query places the ASCII
character “1” into the output queue when all pending operations are finished. The
*OPC? response is not available to read until all pending operations finish. For a
complete discussion of the use of these registers and the output queue,
seepage3--1.
Status and Error
*OPC
*OPC?
The *OPC command allows you to synchronize the operation of the oscilloscope
with your application program. Synchronization methods are described starting
on page 3--7. Table 2--39 shows commands that generate an Operation Complete
message.
Table 2- 39: Commands that Generate an Operation Complete Message
Operation Command
Automatic scope adjustment AUTOSet EXECute
Internal self-calibration *CAL
Single sequence acquisition ACQuire:STATE ON or
ACQuire:STATE RUN
(when ACQuire:STOPAfter is set to
SEQuence)
Hardcopy output HARDCopy STARt
BUSY?, *WAI
Group
Syntax
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