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8 Channel Power Measurement
Sweep/Control
:TRIGger[:SEQuence]:SLOPe?
Example
TRIG:SLOP NEG
Preset
POSitive
State Saved
Saved in instrument state
Backwards Compatibility
Notes
In ESA/PSA, the Trigger Slope was global to all triggers. In the X-Series, the slope can be set
individually for each Trigger Source. For backward compatibility, the global SLOPe command
updates all instances of trigger slope (VID, LINE, EXT1, EXT2, TV, RFB). The query returns the trigger
slope setting of the currently selected trigger source.
Initial S/W Revision
Prior to A.02.00
External 1
Pressing this key, when it is not selected, selects an external input signal as the trigger. A new
sweep/measurement will start when the external trigger condition is met using the external 1 input
connector on the rear panel.
Pressing this key, when it is already selected, accesses the external 1 trigger setup menu.
Key Path
Trigger
Example
TRIG:SOUR EXT1 Swept SA measurement
TRIG:<meas>:SOUR EXT1 Measurements other than Swept SA
Dependencies
Grayed out if in use by Point Trigger in the Source Setup menu.
Forced to Free Run if already selected and Point Trigger is set to External 1.
State Saved
Saved in instrument state
Status Bits/OPC
dependencies
The Status Operation Register bit 5 "Waiting for Trigger" is set at the same time as the Sweeping or
Measuring bit is set. It is cleared when the trigger actually occurs (that is, after the trigger event
occurs and all the applicable trigger criteria have been met). A corresponding pop-up message
("Waiting for trigger") is generated if no trigger signal appears after approximately 2 sec. This
message goes away when a trigger signal appears.
Initial S/W Revision
Prior to A.02.00
Trigger Level
Sets the value where the external 1 trigger input will trigger a new sweep/measurement.
Key Path
Trigger, External 1
Remote Command
:TRIGger[:SEQuence]:EXTernal1:LEVel <level>
:TRIGger[:SEQuence]:EXTernal1:LEVel?
Example
TRIG:EXT1:LEV 0.4 V
Couplings
This same level is used for the Ext1 trigger source in the Trigger menu, for the Ext1 selection in the
Periodic Timer sync source (in the Trigger menu and in the Gate Source menu), and also for the Ext1
606
W-CDMA & HSPA Measurement Applications Reference
Summary of Contents for E6640A
Page 80: ...Table of Contents lxxx W CDMA HSPA Measurement Applications Reference ...
Page 188: ...3 Programming the Test Set Common Commands 188 W CDMA HSPA Measurement Applications Reference ...
Page 256: ...5 Mode Functions Mode Setup 256 W CDMA HSPA Measurement Applications Reference ...
Page 324: ...6 System Functions System 324 W CDMA HSPA Measurement Applications Reference ...
Page 369: ...8 Channel Power Measurement Auto Couple W CDMA HSPA Measurement Applications Reference 369 ...
Page 389: ...8 Channel Power Measurement Marker W CDMA HSPA Measurement Applications Reference 389 ...
Page 664: ...9 ACP Measurement Auto Couple 664 W CDMA HSPA Measurement Applications Reference ...
Page 669: ...9 ACP Measurement BW W CDMA HSPA Measurement Applications Reference 669 ...
Page 984: ...9 ACP Measurement View Display 984 W CDMA HSPA Measurement Applications Reference ...
Page 1001: ...10 Spectrum Emission Mask Measurement W CDMA HSPA Measurement Applications Reference 1001 ...
Page 1668: ...12 Code Domain Measurement Auto Couple 1668 W CDMA HSPA Measurement Applications Reference ...
Page 2354: ...14 QPSK EVM Measurement 2354 W CDMA HSPA Measurement Applications Reference ...
Page 2364: ...14 QPSK EVM Measurement Auto Couple 2364 W CDMA HSPA Measurement Applications Reference ...