Anritsu MS9740A - Initiate:continuous; Initiate[:Immediate]

Chapter 3 Message Details
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3.4.7 INITiate Subsystem
The commands in INITiate subsystem have the following command
hierarchy.
:CONTinuous
[:IMMediate]
:IMMediate[:SEQuence[1|2]]
:POWer
:DATA?
:OFF
:WAVelength
:SMODe
:STATe?
:INITiate:CONTinuous
Function
This command sets the sweep mode to Single or Repeat.
This command queries the sweep mode.
To start the sweep, execute the :INITiate[:IMMediate] command.
Syntax
:INITiate:CONTinuous 0|1|OFF|ON
:INITiate:CONTinuous?
0|OFF: Single
1|ON: Repeat
Response Data
0|1
:INITiate[:IMMediate]
Function
This command starts the sweeping in the sweep mode set by
the :INITiate:SMODe command.
When :INITiate:CONTinuous is set to 0, a single sweep is performed.
When :INITiate:CONTinuous is set to 1, the sweeping is repeatedly
performed.
After a single sweep has completed, the bit 1 (sweep-end bit) of the end
event status register (ESR2) is set to 1.
Syntax
:INITiate[:IMMediate]