LCX_UserManual_en_08_1.pdf - 第241页

Remote control commands R&S ® LCX Series 241 User Manual 1 179.2260.02 ─ 08 SYST em:RWLock Locks all front panel controls, i.e. manual operation. T o unlock the front panel control, use command SYSTem:LOCal on page 2…

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Remote control commands
R&S
®
LCX Series
240User Manual 1179.2260.02 ─ 08
SYSTem:HW:VERSion?
Queries the hardware version of the instrument.
Example: See Example "General instrument settings" on page 232.
Usage: Query only
Manual operation: See "Device Information" on page 138
SYSTem:KEY:BRIGhtness <Front key brightness>
Sets the brightness of the front panel keys.
Parameters:
<Front key
brightness>
Range: 0.1 to 1
Increment: 0.1
*RST: 0.8
Default unit: %
Example: See Example "General instrument settings" on page 232.
Manual operation: See "Key Brightness" on page 134
SYSTem:LOCal
Enables manual operation, i.e. unlocks front panel control.
To lock manual control, use command SYSTem:RWLock on page 241.
Example:
See Example "General instrument settings" on page 232.
Usage: Event
SYSTem:REMote
Activates remote control.
The R&S LCX switches to remote state, and locks all front panel controls.
You can control the R&S LCX remotely. Sending a command sets the instrument to
remote state, indicated by the white SCPI icon in the status bar.
To return to manual control, use command SYSTem:LOCal on page 240.
Example:
See Example "General instrument settings" on page 232.
Usage: Event
SYSTem:RESTart
Restarts the instrument without restarting the operating system.
Example:
See Example "General instrument settings" on page 232.
Usage: Event
SYSTem subsystem
Remote control commands
R&S
®
LCX Series
241User Manual 1179.2260.02 ─ 08
SYSTem:RWLock
Locks all front panel controls, i.e. manual operation.
To unlock the front panel control, use command SYSTem:LOCal on page 240.
Example: See Example "General instrument settings" on page 232.
Usage: Event
SYSTem:SETTing:DEFault:SAVE [<File path>]
Saves the current instrument settings in a file with defined filename.
To recall an instrument configuration, use command *RCL.
Setting parameters:
<File path>
Example: See Example "General instrument settings" on page 232.
Usage: Setting only
SYSTem:TIME <Hour>, <Minute>, <Second>
Sets or queries the time for the instrument-internal clock.
The R&S LCX indicates the time in the status bar.
Parameters:
<Hour> Range: 0 to 23
<Minute> Range: 0 to 59
<Second> Range: 0 to 59
Example: See Example "General instrument settings" on page 232.
Manual operation: See "Set Time" on page 133
SYSTem:UPTime?
Queries the up time of the operating system.
Example:
See Example "General instrument settings" on page 232.
Usage: Query only
11.19 TRIGger subsystem
The TRIGger subsystem contains the commands for configuring the trigger of the
measurements.
You can work with an internal or with an externally applied trigger signal.
TRIGger subsystem
Remote control commands
R&S
®
LCX Series
242User Manual 1179.2260.02 ─ 08
Example: Triggering measurements
The example represents the remote control commands for triggering a measurement.
*************************************************
// Select the trigger mode and set a trigger delay
TRIGger:CONTInuous ON
TRIGger:DELay 2
// Start a new measurement immediately
TRIGger[:IMMediate]
// Start a measurement manually
TRIGger:CONTInuous OFF
*TRG
TRIGger:CONTinuous.................................................................................................... 242
TRIGger:DELay............................................................................................................. 242
TRIGger[:IMMediate]......................................................................................................243
TRIGger:CONTinuous <Trigger Continuous trigger initiation State>
Selects whether the R&S LCX starts and continues a measurement, or starts on initi-
ated trigger events.
To delay the measurement start to a certain extent, use command TRIGger:DELay.
Parameters:
<Trigger Continuous
trigger initiation
State>
ON
Restarts the measurement automatically after a measurement
cycle has been completed.
OFF
Starts a measurement cycle initiated by a trigger signal.
*RST: ON
Example: See Example "Triggering measurements" on page 242.
Manual operation: See "Measurement Mode" on page 81
TRIGger:DELay <Trigger Delay Time>
Sets a delay time that elapses after a trigger event before the measurement starts.
Parameters:
<Trigger Delay Time> Range: 0 s to 60 s
Increment: 0.001 s
*RST: 0 s
Default unit: s
Example: See Example "Triggering measurements" on page 242.
Manual operation: See "Trigger Delay" on page 81
TRIGger subsystem